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tests/unit-pure/es.string.trim-right.js
JavaScript
import { STRICT, WHITESPACES } from '../helpers/constants.js'; import Symbol from 'core-js-pure/es/symbol'; import trimRight from 'core-js-pure/es/string/trim-right'; QUnit.test('String#trimRight', assert => { assert.isFunction(trimRight); assert.same(trimRight(' \n q w e \n '), ' \n q w e', 'removes whitespaces at right side of string'); assert.same(trimRight(WHITESPACES), '', 'removes all whitespaces'); assert.same(trimRight('\u200B\u0085'), '\u200B\u0085', "shouldn't remove this symbols"); assert.throws(() => trimRight(Symbol('trimRight test')), 'throws on symbol context'); if (STRICT) { assert.throws(() => trimRight(null, 0), TypeError); assert.throws(() => trimRight(undefined, 0), TypeError); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.string.trim-start.js
JavaScript
import { STRICT, WHITESPACES } from '../helpers/constants.js'; import Symbol from 'core-js-pure/es/symbol'; import trimStart from 'core-js-pure/es/string/trim-start'; QUnit.test('String#trimStart', assert => { assert.isFunction(trimStart); assert.same(trimStart(' \n q w e \n '), 'q w e \n ', 'removes whitespaces at left side of string'); assert.same(trimStart(WHITESPACES), '', 'removes all whitespaces'); assert.same(trimStart('\u200B\u0085'), '\u200B\u0085', "shouldn't remove this symbols"); assert.throws(() => trimStart(Symbol('trimStart test')), 'throws on symbol context'); if (STRICT) { assert.throws(() => trimStart(null, 0), TypeError); assert.throws(() => trimStart(undefined, 0), TypeError); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.string.trim.js
JavaScript
import { STRICT, WHITESPACES } from '../helpers/constants.js'; import trim from 'core-js-pure/es/string/trim'; QUnit.test('String#trim', assert => { assert.isFunction(trim); assert.same(trim(' \n q w e \n '), 'q w e', 'removes whitespaces at left & right side of string'); assert.same(trim(WHITESPACES), '', 'removes all whitespaces'); assert.same(trim('\u200B\u0085'), '\u200B\u0085', "shouldn't remove this symbols"); /* eslint-disable es/no-symbol -- safe */ if (typeof Symbol == 'function') { assert.throws(() => trim(Symbol('trim test')), 'throws on symbol context'); } if (STRICT) { assert.throws(() => trim(null, 0), TypeError); assert.throws(() => trim(undefined, 0), TypeError); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.suppressed-error.constructor.js
JavaScript
/* eslint-disable unicorn/throw-new-error, sonarjs/inconsistent-function-call -- testing */ import SuppressedError from 'core-js-pure/es/suppressed-error'; import Symbol from 'core-js-pure/es/symbol'; import toString from 'core-js-pure/es/object/to-string'; QUnit.test('SuppressedError', assert => { assert.isFunction(SuppressedError); assert.arity(SuppressedError, 3); assert.name(SuppressedError, 'SuppressedError'); assert.true(new SuppressedError() instanceof SuppressedError); assert.true(new SuppressedError() instanceof Error); assert.true(SuppressedError() instanceof SuppressedError); assert.true(SuppressedError() instanceof Error); assert.same(SuppressedError().error, undefined); assert.same(SuppressedError().suppressed, undefined); assert.same(SuppressedError().message, ''); assert.same(SuppressedError().cause, undefined); assert.same(SuppressedError().name, 'SuppressedError'); assert.same(new SuppressedError().error, undefined); assert.same(new SuppressedError().suppressed, undefined); assert.same(new SuppressedError().message, ''); assert.same(new SuppressedError().cause, undefined); assert.same(new SuppressedError().name, 'SuppressedError'); const error1 = SuppressedError(1, 2, 3, { cause: 4 }); assert.same(error1.error, 1); assert.same(error1.suppressed, 2); assert.same(error1.message, '3'); assert.same(error1.cause, undefined); assert.same(error1.name, 'SuppressedError'); const error2 = new SuppressedError(1, 2, 3, { cause: 4 }); assert.same(error2.error, 1); assert.same(error2.suppressed, 2); assert.same(error2.message, '3'); assert.same(error2.cause, undefined); assert.same(error2.name, 'SuppressedError'); assert.throws(() => SuppressedError(1, 2, Symbol('SuppressedError constructor test')), 'throws on symbol as a message'); assert.same(toString(SuppressedError()), '[object Error]', 'Object#toString'); // eslint-disable-next-line no-prototype-builtins -- safe assert.false(SuppressedError.prototype.hasOwnProperty('cause'), 'prototype has not cause'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.symbol.async-dispose.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; QUnit.test('Symbol.asyncDispose', assert => { assert.true('asyncDispose' in Symbol, 'Symbol.asyncDispose available'); assert.true(Object(Symbol.asyncDispose) instanceof Symbol, 'Symbol.asyncDispose is symbol'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.symbol.async-iterator.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; QUnit.test('Symbol.asyncIterator', assert => { assert.true('asyncIterator' in Symbol, 'Symbol.asyncIterator available'); assert.true(Object(Symbol.asyncIterator) instanceof Symbol, 'Symbol.asyncIterator is symbol'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.symbol.constructor.js
JavaScript
import { DESCRIPTORS, GLOBAL } from '../helpers/constants.js'; import create from 'core-js-pure/es/object/create'; import defineProperty from 'core-js-pure/es/object/define-property'; import defineProperties from 'core-js-pure/es/object/define-properties'; import getOwnPropertyDescriptor from 'core-js-pure/es/object/get-own-property-descriptor'; import getOwnPropertyNames from 'core-js-pure/es/object/get-own-property-names'; import getOwnPropertySymbols from 'core-js-pure/es/object/get-own-property-symbols'; import keys from 'core-js-pure/es/object/keys'; import ownKeys from 'core-js-pure/es/reflect/own-keys'; import Map from 'core-js-pure/es/map'; import Set from 'core-js-pure/es/set'; import Promise from 'core-js-pure/es/promise'; import Symbol from 'core-js-pure/es/symbol'; QUnit.test('Symbol', assert => { assert.isFunction(Symbol); const symbol1 = Symbol('symbol'); const symbol2 = Symbol('symbol'); assert.notSame(symbol1, symbol2, 'Symbol("symbol") !== Symbol("symbol")'); const object = {}; object[symbol1] = 42; assert.same(object[symbol1], 42, 'Symbol() work as key'); assert.notSame(object[symbol2], 42, 'Various symbols from one description are various keys'); // assert.throws(() => Symbol(Symbol('foo')), 'throws on symbol argument'); if (DESCRIPTORS) { let count = 0; // eslint-disable-next-line no-unused-vars -- required for testing for (const key in object) count++; assert.same(count, 0, 'object[Symbol()] is not enumerable'); } }); QUnit.test('Symbol as global key', assert => { const TEXT = 'test global symbol key'; const symbol = Symbol(TEXT); GLOBAL[symbol] = TEXT; assert.same(GLOBAL[symbol], TEXT, TEXT); }); QUnit.test('Well-known Symbols', assert => { const wks = [ 'hasInstance', 'isConcatSpreadable', 'iterator', 'match', 'matchAll', 'replace', 'search', 'species', 'split', 'toPrimitive', 'toStringTag', 'unscopables', ]; for (const name of wks) { assert.true(name in Symbol, `Symbol.${ name } available`); assert.true(Object(Symbol[name]) instanceof Symbol, `Symbol.${ name } is symbol`); } }); QUnit.test('Symbol#@@toPrimitive', assert => { const symbol = Symbol('Symbol#@@toPrimitive test'); assert.isFunction(Symbol.prototype[Symbol.toPrimitive]); assert.same(symbol, symbol[Symbol.toPrimitive](), 'works'); }); QUnit.test('Symbol#@@toStringTag', assert => { assert.same(Symbol.prototype[Symbol.toStringTag], 'Symbol', 'Symbol::@@toStringTag is `Symbol`'); }); if (DESCRIPTORS) { QUnit.test('Symbols & descriptors', assert => { const d = Symbol('d'); const e = Symbol('e'); const f = Symbol('f'); const i = Symbol('i'); const j = Symbol('j'); const prototype = { g: 'g' }; prototype[i] = 'i'; defineProperty(prototype, 'h', { value: 'h', }); defineProperty(prototype, 'j', { value: 'j', }); const object = create(prototype); object.a = 'a'; object[d] = 'd'; defineProperty(object, 'b', { value: 'b', }); defineProperty(object, 'c', { value: 'c', enumerable: true, }); defineProperty(object, e, { configurable: true, writable: true, value: 'e', }); const descriptor = { value: 'f', enumerable: true, }; defineProperty(object, f, descriptor); assert.true(descriptor.enumerable, 'defineProperty not changes descriptor object'); assert.deepEqual(getOwnPropertyDescriptor(object, 'a'), { configurable: true, writable: true, enumerable: true, value: 'a', }, 'getOwnPropertyDescriptor a'); assert.deepEqual(getOwnPropertyDescriptor(object, 'b'), { configurable: false, writable: false, enumerable: false, value: 'b', }, 'getOwnPropertyDescriptor b'); assert.deepEqual(getOwnPropertyDescriptor(object, 'c'), { configurable: false, writable: false, enumerable: true, value: 'c', }, 'getOwnPropertyDescriptor c'); assert.deepEqual(getOwnPropertyDescriptor(object, d), { configurable: true, writable: true, enumerable: true, value: 'd', }, 'getOwnPropertyDescriptor d'); assert.deepEqual(getOwnPropertyDescriptor(object, e), { configurable: true, writable: true, enumerable: false, value: 'e', }, 'getOwnPropertyDescriptor e'); assert.deepEqual(getOwnPropertyDescriptor(object, f), { configurable: false, writable: false, enumerable: true, value: 'f', }, 'getOwnPropertyDescriptor f'); assert.same(getOwnPropertyDescriptor(object, 'g'), undefined, 'getOwnPropertyDescriptor g'); assert.same(getOwnPropertyDescriptor(object, 'h'), undefined, 'getOwnPropertyDescriptor h'); assert.same(getOwnPropertyDescriptor(object, i), undefined, 'getOwnPropertyDescriptor i'); assert.same(getOwnPropertyDescriptor(object, j), undefined, 'getOwnPropertyDescriptor j'); assert.same(getOwnPropertyDescriptor(object, 'k'), undefined, 'getOwnPropertyDescriptor k'); assert.false(getOwnPropertyDescriptor(Object.prototype, 'toString').enumerable, 'getOwnPropertyDescriptor on Object.prototype'); assert.same(getOwnPropertyDescriptor(Object.prototype, d), undefined, 'getOwnPropertyDescriptor on Object.prototype missed symbol'); assert.same(keys(object).length, 2, 'Object.keys'); assert.same(getOwnPropertyNames(object).length, 3, 'Object.getOwnPropertyNames'); assert.same(getOwnPropertySymbols(object).length, 3, 'Object.getOwnPropertySymbols'); assert.same(ownKeys(object).length, 6, 'Reflect.ownKeys'); delete object[e]; object[e] = 'e'; assert.deepEqual(getOwnPropertyDescriptor(object, e), { configurable: true, writable: true, enumerable: true, value: 'e', }, 'redefined non-enum key'); const g = Symbol('g'); defineProperty(object, g, { configurable: true, enumerable: true, writable: true, value: 1 }); defineProperty(object, g, { value: 2 }); assert.deepEqual(getOwnPropertyDescriptor(object, g), { configurable: true, writable: true, enumerable: true, value: 2, }, 'redefine with partial descriptor preserves enumerable'); }); QUnit.test('Symbols & Object.defineProperties', assert => { const c = Symbol('c'); const d = Symbol('d'); const descriptors = { a: { value: 'a', }, }; descriptors[c] = { value: 'c', }; defineProperty(descriptors, 'b', { value: { value: 'b', }, }); defineProperty(descriptors, d, { value: { value: 'd', }, }); const object = defineProperties({}, descriptors); assert.same(object.a, 'a', 'a'); assert.same(object.b, undefined, 'b'); assert.same(object[c], 'c', 'c'); assert.same(object[d], undefined, 'd'); }); QUnit.test('Symbols & Object.create', assert => { const c = Symbol('c'); const d = Symbol('d'); const descriptors = { a: { value: 'a', }, }; descriptors[c] = { value: 'c', }; defineProperty(descriptors, 'b', { value: { value: 'b', }, }); defineProperty(descriptors, d, { value: { value: 'd', }, }); const object = create(null, descriptors); assert.same(object.a, 'a', 'a'); assert.same(object.b, undefined, 'b'); assert.same(object[c], 'c', 'c'); assert.same(object[d], undefined, 'd'); }); const constructors = { Map, Set, Promise }; for (const name in constructors) { QUnit.test(`${ name }@@species`, assert => { assert.same(constructors[name][Symbol.species], constructors[name], `${ name }@@species === ${ name }`); const Subclass = create(constructors[name]); assert.same(Subclass[Symbol.species], Subclass, `${ name } subclass`); }); } QUnit.test('Array@@species', assert => { assert.same(Array[Symbol.species], Array, 'Array@@species === Array'); const Subclass = create(Array); assert.same(Subclass[Symbol.species], Subclass, 'Array subclass'); }); QUnit.test('Symbol.sham flag', assert => { assert.same(Symbol.sham, typeof Symbol('Symbol.sham flag test') == 'symbol' ? undefined : true); }); }
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.symbol.dispose.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; QUnit.test('Symbol.dispose', assert => { assert.true('dispose' in Symbol, 'Symbol.dispose available'); assert.true(Object(Symbol.dispose) instanceof Symbol, 'Symbol.dispose is symbol'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.symbol.for.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; QUnit.test('Symbol.for', assert => { assert.isFunction(Symbol.for, 'Symbol.for is function'); const symbol = Symbol.for('foo'); assert.strictEqual(Symbol.for('foo'), symbol, 'registry'); assert.true(Object(symbol) instanceof Symbol, 'returns symbol'); assert.throws(() => Symbol.for(Symbol('foo')), 'throws on symbol argument'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.symbol.key-for.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; QUnit.test('Symbol.keyFor', assert => { assert.isFunction(Symbol.keyFor, 'Symbol.keyFor is function'); assert.strictEqual(Symbol.keyFor(Symbol.for('foo')), 'foo'); assert.strictEqual(Symbol.keyFor(Symbol('foo')), undefined); assert.throws(() => Symbol.keyFor('foo'), 'throws on non-symbol'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.unescape.js
JavaScript
import unescape from 'core-js-pure/es/unescape'; QUnit.test('unescape', assert => { assert.isFunction(unescape); assert.arity(unescape, 1); assert.same(unescape('%21q2%u0444'), '!q2ф'); assert.same(unescape('%u044q2%21'), '%u044q2!'); assert.same(unescape(null), 'null'); assert.same(unescape(undefined), 'undefined'); /* eslint-disable es/no-symbol -- safe */ if (typeof Symbol == 'function') { assert.throws(() => unescape(Symbol('unescape test')), 'throws on symbol argument'); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.weak-map.get-or-insert-computed.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import WeakMap from 'core-js-pure/es/weak-map'; QUnit.test('WeakMap#getOrInsertComputed', assert => { const { getOrInsertComputed } = WeakMap.prototype; assert.isFunction(getOrInsertComputed); assert.arity(getOrInsertComputed, 2); assert.name(getOrInsertComputed, 'getOrInsertComputed'); assert.nonEnumerable(WeakMap.prototype, 'getOrInsertComputed'); const a = {}; const b = {}; let map = new WeakMap([[a, 2]]); assert.same(map.getOrInsertComputed(a, () => 3), 2, 'result#1'); assert.same(map.get(a), 2, 'map#1'); map = new WeakMap([[a, 2]]); assert.same(map.getOrInsertComputed(b, () => 3), 3, 'result#2'); assert.same(map.get(a), 2, 'map#2-1'); assert.same(map.get(b), 3, 'map#2-2'); map = new WeakMap([[a, 2]]); map.getOrInsertComputed(a, () => assert.avoid()); map = new WeakMap([[a, 2]]); map.getOrInsertComputed(b, function (key) { if (STRICT) assert.same(this, undefined, 'correct handler in callback'); assert.same(arguments.length, 1, 'correct number of callback arguments'); assert.same(key, b, 'correct key in callback'); }); map = new WeakMap([[a, 2]]); assert.throws(() => { map.getOrInsertComputed(1, () => assert.avoid()); }, TypeError, 'key validation before call of callback'); assert.throws(() => new WeakMap().getOrInsertComputed(1, () => 3), TypeError, 'invalid key#1'); assert.throws(() => new WeakMap().getOrInsertComputed(null, () => 3), TypeError, 'invalid key#2'); assert.throws(() => new WeakMap().getOrInsertComputed(undefined, () => 3), TypeError, 'invalid key#3'); assert.throws(() => new WeakMap().getOrInsertComputed(a, {}), TypeError, 'non-callable#1'); assert.throws(() => new WeakMap().getOrInsertComputed(a, 1), TypeError, 'non-callable#2'); assert.throws(() => new WeakMap().getOrInsertComputed(a, null), TypeError, 'non-callable#3'); assert.throws(() => new WeakMap().getOrInsertComputed(a, undefined), TypeError, 'non-callable#4'); assert.throws(() => new WeakMap().getOrInsertComputed(a), TypeError, 'non-callable#5'); assert.throws(() => getOrInsertComputed.call({}, a, () => 3), TypeError, 'non-generic#1'); assert.throws(() => getOrInsertComputed.call([], a, () => 3), TypeError, 'non-generic#2'); assert.throws(() => getOrInsertComputed.call(undefined, a, () => 3), TypeError, 'non-generic#3'); assert.throws(() => getOrInsertComputed.call(null, a, () => 3), TypeError, 'non-generic#4'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.weak-map.get-or-insert.js
JavaScript
import WeakMap from 'core-js-pure/es/weak-map'; QUnit.test('WeakMap#getOrInsert', assert => { const { getOrInsert } = WeakMap.prototype; assert.isFunction(getOrInsert); assert.arity(getOrInsert, 2); assert.name(getOrInsert, 'getOrInsert'); assert.nonEnumerable(WeakMap.prototype, 'getOrInsert'); const a = {}; const b = {}; let map = new WeakMap([[a, 2]]); assert.same(map.getOrInsert(a, 3), 2, 'result#1'); assert.same(map.get(a), 2, 'map#1'); map = new WeakMap([[a, 2]]); assert.same(map.getOrInsert(b, 3), 3, 'result#2'); assert.same(map.get(a), 2, 'map#2-1'); assert.same(map.get(b), 3, 'map#2-2'); assert.throws(() => new WeakMap().getOrInsert(1, 1), TypeError, 'invalid key#1'); assert.throws(() => new WeakMap().getOrInsert(null, 1), TypeError, 'invalid key#2'); assert.throws(() => new WeakMap().getOrInsert(undefined, 1), TypeError, 'invalid key#3'); assert.throws(() => new WeakMap().getOrInsert(), TypeError, 'invalid key#4'); assert.throws(() => getOrInsert.call({}, a, 1), TypeError, 'non-generic#1'); assert.throws(() => getOrInsert.call([], a, 1), TypeError, 'non-generic#2'); assert.throws(() => getOrInsert.call(undefined, a, 1), TypeError, 'non-generic#3'); assert.throws(() => getOrInsert.call(null, a, 1), TypeError, 'non-generic#4'); assert.throws(() => getOrInsert.call({ has() { return false; }, get() { /* empty */ }, set() { /* empty */ }, }, a, 1), TypeError, 'non-generic, missing delete'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.weak-map.js
JavaScript
import { createIterable, nativeSubclass } from '../helpers/helpers.js'; import { DESCRIPTORS, FREEZING } from '../helpers/constants.js'; import getIteratorMethod from 'core-js-pure/es/get-iterator-method'; import freeze from 'core-js-pure/es/object/freeze'; import isFrozen from 'core-js-pure/es/object/is-frozen'; import getOwnPropertyNames from 'core-js-pure/es/object/get-own-property-names'; import getOwnPropertySymbols from 'core-js-pure/es/object/get-own-property-symbols'; import keys from 'core-js-pure/es/object/keys'; import ownKeys from 'core-js-pure/es/reflect/own-keys'; import Symbol from 'core-js-pure/es/symbol'; import WeakMap from 'core-js-pure/es/weak-map'; QUnit.test('WeakMap', assert => { assert.isFunction(WeakMap); assert.true('delete' in WeakMap.prototype, 'delete in WeakMap.prototype'); assert.true('get' in WeakMap.prototype, 'get in WeakMap.prototype'); assert.true('has' in WeakMap.prototype, 'has in WeakMap.prototype'); assert.true('set' in WeakMap.prototype, 'set in WeakMap.prototype'); assert.true(new WeakMap() instanceof WeakMap, 'new WeakMap instanceof WeakMap'); let object = {}; assert.same(new WeakMap(createIterable([[object, 42]])).get(object), 42, 'Init from iterable'); let weakmap = new WeakMap(); const frozen = freeze({}); weakmap.set(frozen, 42); assert.same(weakmap.get(frozen), 42, 'Support frozen objects'); weakmap = new WeakMap(); weakmap.set(frozen, 42); assert.true(weakmap.has(frozen), 'works with frozen objects, #1'); assert.same(weakmap.get(frozen), 42, 'works with frozen objects, #2'); weakmap.delete(frozen); assert.false(weakmap.has(frozen), 'works with frozen objects, #3'); assert.same(weakmap.get(frozen), undefined, 'works with frozen objects, #4'); let done = false; try { new WeakMap(createIterable([null, 1, 2], { return() { return done = true; }, })); } catch { /* empty */ } assert.true(done, '.return #throw'); assert.false('clear' in WeakMap.prototype, 'should not contains `.clear` method'); const array = []; done = false; // eslint-disable-next-line es/no-nonstandard-array-prototype-properties -- legacy FF case array['@@iterator'] = undefined; array[Symbol.iterator] = function () { done = true; return getIteratorMethod([]).call(this); }; new WeakMap(array); assert.true(done); object = {}; new WeakMap().set(object, 1); if (DESCRIPTORS) { const results = []; for (const key in object) results.push(key); assert.arrayEqual(results, []); assert.arrayEqual(keys(object), []); } assert.arrayEqual(getOwnPropertyNames(object), []); if (getOwnPropertySymbols) assert.arrayEqual(getOwnPropertySymbols(object), []); if (ownKeys) assert.arrayEqual(ownKeys(object), []); if (nativeSubclass) { const Subclass = nativeSubclass(WeakMap); assert.true(new Subclass() instanceof Subclass, 'correct subclassing with native classes #1'); assert.true(new Subclass() instanceof WeakMap, 'correct subclassing with native classes #2'); object = {}; assert.same(new Subclass().set(object, 2).get(object), 2, 'correct subclassing with native classes #3'); } if (typeof ArrayBuffer == 'function') { const buffer = new ArrayBuffer(8); const map = new WeakMap([[buffer, 8]]); assert.true(map.has(buffer), 'works with ArrayBuffer keys'); } }); QUnit.test('WeakMap#delete', assert => { assert.isFunction(WeakMap.prototype.delete); const a = {}; const b = {}; const weakmap = new WeakMap(); weakmap.set(a, 42); weakmap.set(b, 21); assert.true(weakmap.has(a), 'WeakMap has values before .delete() #1'); assert.true(weakmap.has(b), 'WeakMap has values before .delete() #2'); weakmap.delete(a); assert.false(weakmap.has(a), 'WeakMap has not value after .delete() #1'); assert.true(weakmap.has(b), 'WeakMap has not value after .delete() #2'); assert.notThrows(() => !weakmap.delete(1), 'return false on primitive'); const object = {}; weakmap.set(object, 42); freeze(object); assert.true(weakmap.has(object), 'works with frozen objects #1'); weakmap.delete(object); assert.false(weakmap.has(object), 'works with frozen objects #2'); }); QUnit.test('WeakMap#get', assert => { assert.isFunction(WeakMap.prototype.get); const weakmap = new WeakMap(); assert.same(weakmap.get({}), undefined, 'WeakMap .get() before .set() return undefined'); let object = {}; weakmap.set(object, 42); assert.same(weakmap.get(object), 42, 'WeakMap .get() return value'); weakmap.delete(object); assert.same(weakmap.get(object), undefined, 'WeakMap .get() after .delete() return undefined'); assert.notThrows(() => weakmap.get(1) === undefined, 'return undefined on primitive'); object = {}; weakmap.set(object, 42); freeze(object); assert.same(weakmap.get(object), 42, 'works with frozen objects #1'); weakmap.delete(object); assert.same(weakmap.get(object), undefined, 'works with frozen objects #2'); }); QUnit.test('WeakMap#has', assert => { assert.isFunction(WeakMap.prototype.has); const weakmap = new WeakMap(); assert.false(weakmap.has({}), 'WeakMap .has() before .set() return false'); let object = {}; weakmap.set(object, 42); assert.true(weakmap.has(object), 'WeakMap .has() return true'); weakmap.delete(object); assert.false(weakmap.has(object), 'WeakMap .has() after .delete() return false'); assert.notThrows(() => !weakmap.has(1), 'return false on primitive'); object = {}; weakmap.set(object, 42); freeze(object); assert.true(weakmap.has(object), 'works with frozen objects #1'); weakmap.delete(object); assert.false(weakmap.has(object), 'works with frozen objects #2'); }); QUnit.test('WeakMap#set', assert => { assert.isFunction(WeakMap.prototype.set); const weakmap = new WeakMap(); const object = {}; weakmap.set(object, 33); assert.same(weakmap.get(object), 33, 'works with object as keys'); assert.same(weakmap.set({}, 42), weakmap, 'chaining'); assert.throws(() => new WeakMap().set(42, 42), 'throws with primitive keys'); const object1 = freeze({}); const object2 = {}; weakmap.set(object1, 42); weakmap.set(object2, 42); freeze(object); assert.same(weakmap.get(object1), 42, 'works with frozen objects #1'); assert.same(weakmap.get(object2), 42, 'works with frozen objects #2'); weakmap.delete(object1); weakmap.delete(object2); assert.same(weakmap.get(object1), undefined, 'works with frozen objects #3'); assert.same(weakmap.get(object2), undefined, 'works with frozen objects #4'); const array = freeze([]); weakmap.set(array, 42); assert.same(weakmap.get(array), 42, 'works with frozen arrays #1'); if (FREEZING) assert.true(isFrozen(array), 'works with frozen arrays #2'); }); QUnit.test('WeakMap#@@toStringTag', assert => { assert.same(WeakMap.prototype[Symbol.toStringTag], 'WeakMap', 'WeakMap::@@toStringTag is `WeakMap`'); assert.same(String(new WeakMap()), '[object WeakMap]', 'correct stringification'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/es.weak-set.js
JavaScript
import { createIterable, nativeSubclass } from '../helpers/helpers.js'; import { DESCRIPTORS } from '../helpers/constants.js'; import getIteratorMethod from 'core-js-pure/es/get-iterator-method'; import freeze from 'core-js-pure/es/object/freeze'; import getOwnPropertyNames from 'core-js-pure/es/object/get-own-property-names'; import getOwnPropertySymbols from 'core-js-pure/es/object/get-own-property-symbols'; import keys from 'core-js-pure/es/object/keys'; import ownKeys from 'core-js-pure/es/reflect/own-keys'; import Symbol from 'core-js-pure/es/symbol'; import WeakSet from 'core-js-pure/es/weak-set'; QUnit.test('WeakSet', assert => { assert.isFunction(WeakSet); assert.true('add' in WeakSet.prototype, 'add in WeakSet.prototype'); assert.true('delete' in WeakSet.prototype, 'delete in WeakSet.prototype'); assert.true('has' in WeakSet.prototype, 'has in WeakSet.prototype'); assert.true(new WeakSet() instanceof WeakSet, 'new WeakSet instanceof WeakSet'); let object = {}; assert.true(new WeakSet(createIterable([object])).has(object), 'Init from iterable'); const weakset = new WeakSet(); const frozen = freeze({}); weakset.add(frozen); assert.true(weakset.has(frozen), 'works with frozen objects, #1'); weakset.delete(frozen); assert.false(weakset.has(frozen), 'works with frozen objects, #2'); let done = false; try { new WeakSet(createIterable([null, 1, 2], { return() { return done = true; }, })); } catch { /* empty */ } assert.true(done, '.return #throw'); assert.false('clear' in WeakSet.prototype, 'should not contains `.clear` method'); const array = []; done = false; // eslint-disable-next-line es/no-nonstandard-array-prototype-properties -- legacy FF case array['@@iterator'] = undefined; array[Symbol.iterator] = function () { done = true; return getIteratorMethod([]).call(this); }; new WeakSet(array); assert.true(done); object = {}; new WeakSet().add(object); if (DESCRIPTORS) { const results = []; for (const key in object) results.push(key); assert.arrayEqual(results, []); assert.arrayEqual(keys(object), []); } assert.arrayEqual(getOwnPropertyNames(object), []); if (getOwnPropertySymbols) assert.arrayEqual(getOwnPropertySymbols(object), []); if (ownKeys) assert.arrayEqual(ownKeys(object), []); if (nativeSubclass) { const Subclass = nativeSubclass(WeakSet); assert.true(new Subclass() instanceof Subclass, 'correct subclassing with native classes #1'); assert.true(new Subclass() instanceof WeakSet, 'correct subclassing with native classes #2'); object = {}; assert.true(new Subclass().add(object).has(object), 'correct subclassing with native classes #3'); } if (typeof ArrayBuffer == 'function') { const buffer = new ArrayBuffer(8); const set = new WeakSet([buffer]); assert.true(set.has(buffer), 'works with ArrayBuffer keys'); } }); QUnit.test('WeakSet#add', assert => { assert.isFunction(WeakSet.prototype.add); const weakset = new WeakSet(); assert.same(weakset.add({}), weakset, 'chaining'); assert.throws(() => new WeakSet().add(42), 'throws with primitive keys'); }); QUnit.test('WeakSet#delete', assert => { assert.isFunction(WeakSet.prototype.delete); const a = {}; const b = {}; const weakset = new WeakSet().add(a).add(b); assert.true(weakset.has(a), 'WeakSet has values before .delete() #1'); assert.true(weakset.has(b), 'WeakSet has values before .delete() #2'); weakset.delete(a); assert.false(weakset.has(a), 'WeakSet has not value after .delete() #1'); assert.true(weakset.has(b), 'WeakSet has not value after .delete() #2'); assert.notThrows(() => !weakset.delete(1), 'return false on primitive'); }); QUnit.test('WeakSet#has', assert => { assert.isFunction(WeakSet.prototype.has); const weakset = new WeakSet(); assert.false(weakset.has({}), 'WeakSet has`nt value'); const object = {}; weakset.add(object); assert.true(weakset.has(object), 'WeakSet has value after .add()'); weakset.delete(object); assert.false(weakset.has(object), 'WeakSet has not value after .delete()'); assert.notThrows(() => !weakset.has(1), 'return false on primitive'); }); QUnit.test('WeakSet::@@toStringTag', assert => { assert.same(WeakSet.prototype[Symbol.toStringTag], 'WeakSet', 'WeakSet::@@toStringTag is `WeakSet`'); assert.same(String(new WeakSet()), '[object WeakSet]', 'correct stringification'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.filter-out.js
JavaScript
// TODO: Remove from `core-js@4` import { STRICT } from '../helpers/constants.js'; import Symbol from 'core-js-pure/es/symbol'; import filterOut from 'core-js-pure/full/array/filter-out'; QUnit.test('Array#filterOut', assert => { assert.isFunction(filterOut); let array = [1]; const context = {}; filterOut(array, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 0, 'correct index in callback'); assert.same(that, array, 'correct link to array in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.deepEqual([1, 2, 3, 4, 5], filterOut([1, 2, 3, 'q', {}, 4, true, 5], it => typeof it != 'number')); if (STRICT) { assert.throws(() => filterOut(null, () => { /* empty */ }), TypeError); assert.throws(() => filterOut(undefined, () => { /* empty */ }), TypeError); } array = []; // eslint-disable-next-line object-shorthand -- constructor array.constructor = { [Symbol.species]: function () { return { foo: 1 }; } }; assert.same(filterOut(array, Boolean).foo, 1, '@@species'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.filter-reject.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import Symbol from 'core-js-pure/es/symbol'; import filterReject from 'core-js-pure/full/array/filter-reject'; QUnit.test('Array#filterReject', assert => { assert.isFunction(filterReject); let array = [1]; const context = {}; filterReject(array, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 0, 'correct index in callback'); assert.same(that, array, 'correct link to array in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.deepEqual([1, 2, 3, 4, 5], filterReject([1, 2, 3, 'q', {}, 4, true, 5], it => typeof it != 'number')); if (STRICT) { assert.throws(() => filterReject(null, () => { /* empty */ }), TypeError); assert.throws(() => filterReject(undefined, () => { /* empty */ }), TypeError); } array = []; // eslint-disable-next-line object-shorthand -- constructor array.constructor = { [Symbol.species]: function () { return { foo: 1 }; } }; assert.same(filterReject(array, Boolean).foo, 1, '@@species'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.group-by-to-map.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import Map from 'core-js-pure/es/map'; import Symbol from 'core-js-pure/es/symbol'; import from from 'core-js-pure/es/array/from'; import groupByToMap from 'core-js-pure/actual/array/group-by-to-map'; QUnit.test('Array#groupByToMap', assert => { assert.isFunction(groupByToMap); let array = [1]; const context = {}; groupByToMap(array, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 0, 'correct index in callback'); assert.same(that, array, 'correct link to array in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.true(groupByToMap([], it => it) instanceof Map, 'returns Map'); assert.deepEqual(from(groupByToMap([1, 2, 3], it => it % 2)), [[1, [1, 3]], [0, [2]]], '#1'); assert.deepEqual( from(groupByToMap([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12], it => `i${ it % 5 }`)), [['i1', [1, 6, 11]], ['i2', [2, 7, 12]], ['i3', [3, 8]], ['i4', [4, 9]], ['i0', [5, 10]]], '#2', ); assert.deepEqual(from(groupByToMap(Array(3), it => it)), [[undefined, [undefined, undefined, undefined]]], '#3'); if (STRICT) { assert.throws(() => groupByToMap(null, () => { /* empty */ }), TypeError, 'null this -> TypeError'); assert.throws(() => groupByToMap(undefined, () => { /* empty */ }), TypeError, 'undefined this -> TypeError'); } array = [1]; // eslint-disable-next-line object-shorthand -- constructor array.constructor = { [Symbol.species]: function () { return { foo: 1 }; } }; assert.same(groupByToMap(array, Boolean).get(true).foo, undefined, 'no @@species'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.group-by.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import Symbol from 'core-js-pure/es/symbol'; import getPrototypeOf from 'core-js-pure/es/object/get-prototype-of'; import groupBy from 'core-js-pure/actual/array/group-by'; QUnit.test('Array#groupBy', assert => { assert.isFunction(groupBy); let array = [1]; const context = {}; groupBy(array, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 0, 'correct index in callback'); assert.same(that, array, 'correct link to array in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.same(getPrototypeOf(groupBy([], it => it)), null, 'null proto'); assert.deepEqual(groupBy([1, 2, 3], it => it % 2), { 1: [1, 3], 0: [2] }, '#1'); assert.deepEqual( groupBy([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12], it => `i${ it % 5 }`), { i1: [1, 6, 11], i2: [2, 7, 12], i3: [3, 8], i4: [4, 9], i0: [5, 10] }, '#2', ); assert.deepEqual(groupBy(Array(3), it => it), { undefined: [undefined, undefined, undefined] }, '#3'); if (STRICT) { assert.throws(() => groupBy(null, () => { /* empty */ }), TypeError, 'null this -> TypeError'); assert.throws(() => groupBy(undefined, () => { /* empty */ }), TypeError, 'undefined this -> TypeError'); } array = [1]; // eslint-disable-next-line object-shorthand -- constructor array.constructor = { [Symbol.species]: function () { return { foo: 1 }; } }; assert.same(groupBy(array, Boolean).true.foo, undefined, 'no @@species'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.group-to-map.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import Map from 'core-js-pure/es/map'; import Symbol from 'core-js-pure/es/symbol'; import from from 'core-js-pure/es/array/from'; import groupToMap from 'core-js-pure/actual/array/group-to-map'; QUnit.test('Array#groupToMap', assert => { assert.isFunction(groupToMap); let array = [1]; const context = {}; groupToMap(array, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 0, 'correct index in callback'); assert.same(that, array, 'correct link to array in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.true(groupToMap([], it => it) instanceof Map, 'returns Map'); assert.deepEqual(from(groupToMap([1, 2, 3], it => it % 2)), [[1, [1, 3]], [0, [2]]], '#1'); assert.deepEqual( from(groupToMap([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12], it => `i${ it % 5 }`)), [['i1', [1, 6, 11]], ['i2', [2, 7, 12]], ['i3', [3, 8]], ['i4', [4, 9]], ['i0', [5, 10]]], '#2', ); assert.deepEqual(from(groupToMap(Array(3), it => it)), [[undefined, [undefined, undefined, undefined]]], '#3'); if (STRICT) { assert.throws(() => groupToMap(null, () => { /* empty */ }), TypeError, 'null this -> TypeError'); assert.throws(() => groupToMap(undefined, () => { /* empty */ }), TypeError, 'undefined this -> TypeError'); } array = [1]; // eslint-disable-next-line object-shorthand -- constructor array.constructor = { [Symbol.species]: function () { return { foo: 1 }; } }; assert.same(groupToMap(array, Boolean).get(true).foo, undefined, 'no @@species'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.group.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import Symbol from 'core-js-pure/es/symbol'; import getPrototypeOf from 'core-js-pure/es/object/get-prototype-of'; import group from 'core-js-pure/actual/array/group'; QUnit.test('Array#group', assert => { assert.isFunction(group); let array = [1]; const context = {}; group(array, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 0, 'correct index in callback'); assert.same(that, array, 'correct link to array in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.same(getPrototypeOf(group([], it => it)), null, 'null proto'); assert.deepEqual(group([1, 2, 3], it => it % 2), { 1: [1, 3], 0: [2] }, '#1'); assert.deepEqual( group([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12], it => `i${ it % 5 }`), { i1: [1, 6, 11], i2: [2, 7, 12], i3: [3, 8], i4: [4, 9], i0: [5, 10] }, '#2', ); assert.deepEqual(group(Array(3), it => it), { undefined: [undefined, undefined, undefined] }, '#3'); if (STRICT) { assert.throws(() => group(null, () => { /* empty */ }), TypeError, 'null this -> TypeError'); assert.throws(() => group(undefined, () => { /* empty */ }), TypeError, 'undefined this -> TypeError'); } array = [1]; // eslint-disable-next-line object-shorthand -- constructor array.constructor = { [Symbol.species]: function () { return { foo: 1 }; } }; assert.same(group(array, Boolean).true.foo, undefined, 'no @@species'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.is-template-object.js
JavaScript
import freeze from 'core-js-pure/es/object/freeze'; import isTemplateObject from 'core-js-pure/full/array/is-template-object'; QUnit.test('Array.isTemplateObject', assert => { assert.isFunction(isTemplateObject); assert.arity(isTemplateObject, 1); assert.name(isTemplateObject, 'isTemplateObject'); assert.false(isTemplateObject(undefined)); assert.false(isTemplateObject(null)); assert.false(isTemplateObject({})); assert.false(isTemplateObject(function () { // eslint-disable-next-line prefer-rest-params -- required for testing return arguments; }())); assert.false(isTemplateObject([])); assert.false(isTemplateObject(freeze([]))); const template = (() => { try { // eslint-disable-next-line no-template-curly-in-string -- ignore return Function('return (it => it)`qwe${ 123 }asd`')(); } catch { /* empty */ } })(); if (template) assert.true(isTemplateObject(template)); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.array.unique-by.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import uniqueBy from 'core-js-pure/full/array/unique-by'; QUnit.test('Array#uniqueBy', assert => { assert.isFunction(uniqueBy); let array = [1, 2, 3, 2, 1]; assert.notSame(uniqueBy(array), array); assert.deepEqual(uniqueBy(array), [1, 2, 3]); array = [ { id: 1, uid: 10000, }, { id: 2, uid: 10000, }, { id: 3, uid: 10001, }, ]; assert.deepEqual(uniqueBy(array, it => it.uid), [ { id: 1, uid: 10000, }, { id: 3, uid: 10001, }, ]); assert.deepEqual(uniqueBy(array, ({ id, uid }) => `${ id }-${ uid }`), array); assert.deepEqual(uniqueBy([1, undefined, 2, undefined, null, 1]), [1, undefined, 2, null]); assert.deepEqual(uniqueBy([0, -0]), [0]); assert.deepEqual(uniqueBy([NaN, NaN]), [NaN]); assert.deepEqual(uniqueBy({ length: 1, 0: 1 }), [1]); if (STRICT) { assert.throws(() => uniqueBy(null), TypeError); assert.throws(() => uniqueBy(undefined), TypeError); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.as-indexed-pairs.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import AsyncIterator from 'core-js-pure/full/async-iterator'; QUnit.test('AsyncIterator#asIndexedPairs', assert => { const { asIndexedPairs } = AsyncIterator.prototype; assert.isFunction(asIndexedPairs); assert.arity(asIndexedPairs, 0); assert.nonEnumerable(AsyncIterator.prototype, 'asIndexedPairs'); if (STRICT) { assert.throws(() => asIndexedPairs.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => asIndexedPairs.call(null, () => { /* empty */ }), TypeError); } return asIndexedPairs.call(createIterator(['a', 'b', 'c'])).toArray().then(it => { assert.same(it.toString(), '0,a,1,b,2,c', 'basic functionality'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.constructor.js
JavaScript
import { nativeSubclass } from '../helpers/helpers.js'; import Symbol from 'core-js-pure/es/symbol'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator', assert => { assert.isFunction(AsyncIterator); assert.arity(AsyncIterator, 0); assert.true(AsyncIterator.from([1, 2, 3]) instanceof AsyncIterator, 'Async From Proxy'); assert.true(AsyncIterator.from([1, 2, 3]).drop(1) instanceof AsyncIterator, 'Async Drop Proxy'); if (nativeSubclass) { const Sub = nativeSubclass(AsyncIterator); assert.true(new Sub() instanceof AsyncIterator, 'abstract constructor'); } assert.throws(() => new AsyncIterator(), 'direct constructor throws'); // eslint-disable-next-line sonarjs/inconsistent-function-call -- required for testing assert.throws(() => AsyncIterator(), 'throws w/o `new`'); }); QUnit.test('AsyncIterator#constructor', assert => { assert.same(AsyncIterator.prototype.constructor, AsyncIterator, 'AsyncIterator#constructor is AsyncIterator'); }); QUnit.test('AsyncIterator#@@toStringTag', assert => { assert.same(AsyncIterator.prototype[Symbol.toStringTag], 'AsyncIterator', 'AsyncIterator::@@toStringTag is `AsyncIterator`'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.drop.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#drop', assert => { const { drop } = AsyncIterator.prototype; assert.isFunction(drop); assert.arity(drop, 1); assert.nonEnumerable(AsyncIterator.prototype, 'drop'); if (STRICT) { assert.throws(() => drop.call(undefined, 1), TypeError); assert.throws(() => drop.call(null, 1), TypeError); } assert.throws(() => drop.call(createIterator([1, 2, 3]), -1), RangeError, 'negative'); assert.throws(() => drop.call(createIterator([1, 2, 3]), NaN), RangeError, 'NaN'); return drop.call(createIterator([1, 2, 3]), 1).toArray().then(it => { assert.arrayEqual(it, [2, 3], 'basic functionality'); return drop.call(createIterator([1, 2, 3]), 1.5).toArray(); }).then(it => { assert.arrayEqual(it, [2, 3], 'float'); return drop.call(createIterator([1, 2, 3]), 4).toArray(); }).then(it => { assert.arrayEqual(it, [], 'big'); return drop.call(createIterator([1, 2, 3]), 0).toArray(); }).then(it => { assert.arrayEqual(it, [1, 2, 3], 'zero'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.every.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#every', assert => { const { every } = AsyncIterator.prototype; assert.isFunction(every); assert.arity(every, 1); assert.nonEnumerable(AsyncIterator.prototype, 'every'); if (STRICT) { assert.throws(() => every.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => every.call(null, () => { /* empty */ }), TypeError); } assert.throws(() => every.call(createIterator([1]), undefined), TypeError); assert.throws(() => every.call(createIterator([1]), null), TypeError); assert.throws(() => every.call(createIterator([1]), {}), TypeError); const counters = []; return every.call(createIterator([1, 2, 3]), it => typeof it == 'number').then(result => { assert.true(result, 'basic functionality, +'); return every.call(createIterator([1, 2, 3]), it => it === 2); }).then(result => { assert.false(result, 'basic functionality, -'); return every.call(createIterator([1, 2, 3]), (value, counter) => { counters.push(counter); return true; }); }).then(() => { assert.arrayEqual(counters, [0, 1, 2], 'counter incremented'); return every.call(createIterator([1]), function (arg, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 2, 'arguments length'); assert.same(arg, 1, 'argument'); assert.same(counter, 0, 'counter'); }); }).then(() => { return every.call(createIterator([1]), () => { throw 42; }); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }).then(() => { return every.call( createIterator([1], { return() { throw 43; } }), () => { throw 42; }, ); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error even if return() throws'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.filter.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#filter', assert => { const { filter } = AsyncIterator.prototype; assert.isFunction(filter); assert.arity(filter, 1); assert.nonEnumerable(AsyncIterator.prototype, 'filter'); if (STRICT) { assert.throws(() => filter.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => filter.call(null, () => { /* empty */ }), TypeError); } assert.throws(() => filter.call(createIterator([1]), undefined), TypeError); assert.throws(() => filter.call(createIterator([1]), null), TypeError); assert.throws(() => filter.call(createIterator([1]), {}), TypeError); const counters = []; return filter.call(createIterator([1, 2, 3]), it => it % 2).toArray().then(it => { assert.arrayEqual(it, [1, 3], 'basic functionality'); return filter.call(createIterator([1, 2, 3]), (value, counter) => { counters.push(counter); return value; }).toArray(); }).then(() => { assert.arrayEqual(counters, [0, 1, 2], 'counter incremented'); return filter.call(createIterator([1]), function (arg, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 2, 'arguments length'); assert.same(arg, 1, 'argument'); assert.same(counter, 0, 'counter'); }).toArray(); }).then(() => { return filter.call(createIterator([1]), () => { throw 42; }).toArray(); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.find.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#find', assert => { const { find } = AsyncIterator.prototype; assert.isFunction(find); assert.arity(find, 1); assert.nonEnumerable(AsyncIterator.prototype, 'find'); if (STRICT) { assert.throws(() => find.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => find.call(null, () => { /* empty */ }), TypeError); } assert.throws(() => find.call(createIterator([1]), undefined), TypeError); assert.throws(() => find.call(createIterator([1]), null), TypeError); assert.throws(() => find.call(createIterator([1]), {}), TypeError); const counters = []; return find.call(createIterator([2, 3, 4]), it => it % 2).then(result => { assert.same(result, 3, 'basic functionality, +'); return find.call(createIterator([1, 2, 3]), it => it === 4); }).then(result => { assert.same(result, undefined, 'basic functionality, -'); return find.call(createIterator([1, 2, 3]), (value, counter) => { counters.push(counter); return false; }); }).then(() => { assert.arrayEqual(counters, [0, 1, 2], 'counter incremented'); return find.call(createIterator([1]), function (arg, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 2, 'arguments length'); assert.same(arg, 1, 'argument'); assert.same(counter, 0, 'counter'); }); }).then(() => { return find.call(createIterator([1]), () => { throw 42; }); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }).then(() => { return find.call( createIterator([1], { return() { throw 43; } }), () => { throw 42; }, ); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error even if return() throws'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.flat-map.js
JavaScript
import { createIterator, createIterable } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; import Promise from 'core-js-pure/es/promise'; import Symbol from 'core-js-pure/es/symbol'; QUnit.test('AsyncIterator#flatMap', assert => { const { flatMap } = AsyncIterator.prototype; assert.isFunction(flatMap); assert.arity(flatMap, 1); assert.nonEnumerable(AsyncIterator.prototype, 'flatMap'); if (STRICT) { assert.throws(() => flatMap.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => flatMap.call(null, () => { /* empty */ }), TypeError); } assert.throws(() => flatMap.call(createIterator([1]), undefined), TypeError); assert.throws(() => flatMap.call(createIterator([1]), null), TypeError); assert.throws(() => flatMap.call(createIterator([1]), {}), TypeError); return flatMap.call(createIterator([1, [], 2, createIterable([3, 4]), [5, 6]]), it => typeof it == 'number' ? [-it] : it).toArray().then(it => { assert.arrayEqual(it, [-1, -2, 3, 4, 5, 6], 'basic functionality'); return flatMap.call(createIterator([1]), function (arg, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 2, 'arguments length'); assert.same(arg, 1, 'argument'); assert.same(counter, 0, 'counter'); return [arg]; }).toArray(); }).then(() => { return flatMap.call(createIterator([1]), () => { throw 42; }).toArray(); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }); }); QUnit.test('AsyncIterator#flatMap, inner iterator async close on return', assert => { assert.expect(3); const async = assert.async(); let innerReturnAwaited = false; const outer = AsyncIterator.from({ next() { return Promise.resolve({ value: [1, 2, 3], done: false }); }, return() { assert.true(innerReturnAwaited, 'inner return() fully awaited before outer return()'); return Promise.resolve({ value: undefined, done: true }); }, [Symbol.asyncIterator]() { return this; }, }); const helper = outer.flatMap(arr => { let i = 0; return { next() { return Promise.resolve(i < arr.length ? { value: arr[i++], done: false } : { value: undefined, done: true }); }, return() { assert.required('inner return() called'); return new Promise(resolve => { setTimeout(() => { innerReturnAwaited = true; resolve({ value: undefined, done: true }); }, 50); }); }, [Symbol.asyncIterator]() { return this; }, }; }); helper.next().then(first => { assert.same(first.value, 1, 'got first value'); return helper.return(); }).then(() => { async(); }, () => { assert.avoid(); async(); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.for-each.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#forEach', assert => { const { forEach } = AsyncIterator.prototype; assert.isFunction(forEach); assert.arity(forEach, 1); assert.nonEnumerable(AsyncIterator.prototype, 'forEach'); if (STRICT) { assert.throws(() => forEach.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => forEach.call(null, () => { /* empty */ }), TypeError); } assert.throws(() => forEach.call(createIterator([1]), undefined), TypeError); assert.throws(() => forEach.call(createIterator([1]), null), TypeError); assert.throws(() => forEach.call(createIterator([1]), {}), TypeError); const array = []; const counters = []; return forEach.call(createIterator([1, 2, 3]), it => array.push(it)).then(() => { assert.arrayEqual(array, [1, 2, 3], 'basic functionality'); return forEach.call(createIterator([1, 2, 3]), (value, counter) => counters.push(counter)); }).then(() => { assert.arrayEqual(counters, [0, 1, 2], 'counter incremented'); return forEach.call(createIterator([1]), function (arg, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 2, 'arguments length'); assert.same(arg, 1, 'argument'); assert.same(counter, 0, 'counter'); }); }).then(() => { return forEach.call(createIterator([1]), () => { throw 42; }); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }).then(() => { return forEach.call( createIterator([1], { return() { throw 43; } }), () => { throw 42; }, ); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error even if return() throws'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.from.js
JavaScript
import Promise from 'core-js-pure/es/promise'; import assign from 'core-js-pure/es/object/assign'; import create from 'core-js-pure/es/object/create'; import values from 'core-js-pure/es/array/values'; import ITERATOR from 'core-js-pure/es/symbol/iterator'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; import Iterator from 'core-js-pure/actual/iterator'; QUnit.test('AsyncIterator.from', assert => { const { from } = AsyncIterator; assert.isFunction(from); assert.arity(from, 1); assert.true(AsyncIterator.from(values([])) instanceof AsyncIterator, 'proxy, iterator'); assert.true(AsyncIterator.from([]) instanceof AsyncIterator, 'proxy, iterable'); const asyncIterator = assign(create(AsyncIterator.prototype), { next: () => { /* empty */ }, }); assert.same(AsyncIterator.from(asyncIterator), asyncIterator, 'does not wrap AsyncIterator instances'); assert.throws(() => from(undefined), TypeError); assert.throws(() => from(null), TypeError); const closableIterator = { closed: false, [ITERATOR]() { return this; }, next() { return { value: Promise.reject(42), done: false }; }, return() { this.closed = true; return { value: undefined, done: true }; }, }; return AsyncIterator.from([1, Promise.resolve(2), 3]).toArray().then(result => { assert.arrayEqual(result, [1, 2, 3], 'unwrap promises'); }).then(() => { return from(Iterator.from(closableIterator)).toArray(); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); assert.true(closableIterator.closed, 'doesn\'t close sync iterator on promise rejection'); }); }); QUnit.test('AsyncIterator.from, sync iterator value forwarding', assert => { assert.expect(5); const async = assert.async(); function * gen() { const x = yield 1; yield x; } const asyncIter = AsyncIterator.from(gen()); asyncIter.next().then(r1 => { assert.same(r1.value, 1, 'first yield value'); assert.false(r1.done, 'not done after first yield'); return asyncIter.next(42); }).then(r2 => { assert.same(r2.value, 42, 'next(value) forwarded to sync generator'); assert.false(r2.done, 'not done after second yield'); return asyncIter.next(); }).then(r3 => { assert.true(r3.done, 'done after generator completes'); async(); }).catch(() => { assert.avoid(); async(); }); }); QUnit.test('AsyncIterator.from, sync iterator throw forwarding', assert => { assert.expect(2); const async = assert.async(); function * gen() { try { yield 1; } catch (error) { yield `caught: ${ error }`; } } const asyncIter = AsyncIterator.from(gen()); asyncIter.next().then(() => { return asyncIter.throw('boom'); }).then(result => { assert.same(result.value, 'caught: boom', 'throw(value) forwarded to sync generator'); assert.false(result.done, 'not done after catch yield'); async(); }).catch(() => { assert.avoid(); async(); }); }); QUnit.test('AsyncIterator.from, throw closes iterator without throw method', assert => { assert.expect(2); const async = assert.async(); let closeCalled = false; const iter = AsyncIterator.from({ next() { return { value: 1, done: false }; }, return() { closeCalled = true; return { value: undefined, done: true }; }, [ITERATOR]() { return this; }, }); iter.next().then(() => { return iter.throw('error'); }).then(() => { assert.avoid(); async(); }, error => { assert.same(error, 'error', 'rejects with thrown value'); assert.true(closeCalled, 'closes iterator when no throw method'); async(); }); }); QUnit.test('AsyncIterator.from, return(value) without iterator return method', assert => { assert.expect(2); const async = assert.async(); const iter = AsyncIterator.from({ next() { return { value: 1, done: false }; }, [ITERATOR]() { return this; }, }); iter.return(42).then(result => { assert.same(result.value, 42, 'return(value) forwards value when no return method'); assert.true(result.done, 'done is true'); async(); }).catch(() => { assert.avoid(); async(); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.indexed.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import AsyncIterator from 'core-js-pure/full/async-iterator'; QUnit.test('AsyncIterator#indexed', assert => { const { indexed } = AsyncIterator.prototype; assert.isFunction(indexed); assert.arity(indexed, 0); assert.nonEnumerable(AsyncIterator.prototype, 'indexed'); if (STRICT) { assert.throws(() => indexed.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => indexed.call(null, () => { /* empty */ }), TypeError); } return indexed.call(createIterator(['a', 'b', 'c'])).toArray().then(it => { assert.same(it.toString(), '0,a,1,b,2,c', 'basic functionality'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.map.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#map', assert => { const { map } = AsyncIterator.prototype; assert.isFunction(map); assert.arity(map, 1); assert.nonEnumerable(AsyncIterator.prototype, 'map'); if (STRICT) { assert.throws(() => map.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => map.call(null, () => { /* empty */ }), TypeError); } assert.throws(() => map.call(createIterator([1]), undefined), TypeError); assert.throws(() => map.call(createIterator([1]), null), TypeError); assert.throws(() => map.call(createIterator([1]), {}), TypeError); const counters = []; return map.call(createIterator([1, 2, 3]), it => it ** 2).toArray().then(it => { assert.arrayEqual(it, [1, 4, 9], 'basic functionality'); return map.call(createIterator([1, 2, 3]), (value, counter) => { counters.push(counter); return value; }).toArray(); }).then(() => { assert.arrayEqual(counters, [0, 1, 2], 'counter incremented'); return map.call(createIterator([1]), function (arg, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 2, 'arguments length'); assert.same(arg, 1, 'argument'); assert.same(counter, 0, 'counter'); }).toArray(); }).then(() => { return map.call(createIterator([1]), () => { throw 42; }).toArray(); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.reduce.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#reduce', assert => { const { reduce } = AsyncIterator.prototype; assert.isFunction(reduce); assert.arity(reduce, 1); assert.nonEnumerable(AsyncIterator.prototype, 'reduce'); if (STRICT) { assert.throws(() => reduce.call(undefined, () => { /* empty */ }, 1), TypeError); assert.throws(() => reduce.call(null, () => { /* empty */ }, 1), TypeError); } assert.throws(() => reduce.call(createIterator([1]), undefined, 1), TypeError); assert.throws(() => reduce.call(createIterator([1]), null, 1), TypeError); assert.throws(() => reduce.call(createIterator([1]), {}, 1), TypeError); return reduce.call(createIterator([1, 2, 3]), (a, b) => a + b, 1).then(it => { assert.same(it, 7, 'basic functionality, initial'); return reduce.call(createIterator([2]), function (a, b, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 3, 'arguments length'); assert.same(a, 1, 'argument 1'); assert.same(b, 2, 'argument 2'); assert.same(counter, 0, 'counter'); }, 1); }).then(() => { return reduce.call(createIterator([1, 2, 3]), (a, b) => a + b); }).then(it => { assert.same(it, 6, 'basic functionality, no initial'); // counter increments unconditionally, so first reducer call gets counter=1 const countersNoInit = []; return reduce.call(createIterator([10, 20, 30]), (a, b, counter) => { countersNoInit.push(counter); return a + b; }).then(() => { assert.deepEqual(countersNoInit, [1, 2], 'counter without initial value'); }); }).then(() => { return reduce.call(createIterator([]), (a, b) => a + b); }).catch(() => { assert.true(true, 'reduce an empty iterable with no initial'); return reduce.call(createIterator([1]), () => { throw 42; }, 1); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.some.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { STRICT, STRICT_THIS } from '../helpers/constants.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#some', assert => { const { some } = AsyncIterator.prototype; assert.isFunction(some); assert.arity(some, 1); assert.nonEnumerable(AsyncIterator.prototype, 'some'); if (STRICT) { assert.throws(() => some.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => some.call(null, () => { /* empty */ }), TypeError); } assert.throws(() => some.call(createIterator([1]), undefined), TypeError); assert.throws(() => some.call(createIterator([1]), null), TypeError); assert.throws(() => some.call(createIterator([1]), {}), TypeError); const counters = []; return some.call(createIterator([1, 2, 3]), it => it === 2).then(result => { assert.true(result, 'basic functionality, +'); return some.call(createIterator([1, 2, 3]), it => it === 4); }).then(result => { assert.false(result, 'basic functionality, -'); return some.call(createIterator([1, 2, 3]), (value, counter) => { counters.push(counter); return false; }); }).then(() => { assert.arrayEqual(counters, [0, 1, 2], 'counter incremented'); return some.call(createIterator([1]), function (arg, counter) { assert.same(this, STRICT_THIS, 'this'); assert.same(arguments.length, 2, 'arguments length'); assert.same(arg, 1, 'argument'); assert.same(counter, 0, 'counter'); }); }).then(() => { return some.call(createIterator([1]), () => { throw 42; }); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); }).then(() => { return some.call( createIterator([1], { return() { throw 43; } }), () => { throw 42; }, ); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error even if return() throws'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.take.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#take', assert => { const { take } = AsyncIterator.prototype; assert.isFunction(take); assert.arity(take, 1); assert.nonEnumerable(AsyncIterator.prototype, 'take'); if (STRICT) { assert.throws(() => take.call(undefined, 1), TypeError); assert.throws(() => take.call(null, 1), TypeError); } assert.throws(() => take.call(createIterator([1, 2, 3]), -1), RangeError, 'negative'); assert.throws(() => take.call(createIterator([1, 2, 3]), NaN), RangeError, 'NaN'); return take.call(createIterator([1, 2, 3]), 2).toArray().then(it => { assert.arrayEqual(it, [1, 2], 'basic functionality'); return take.call(createIterator([1, 2, 3]), 1.5).toArray(); }).then(it => { assert.arrayEqual(it, [1], 'float'); return take.call(createIterator([1, 2, 3]), 4).toArray(); }).then(it => { assert.arrayEqual(it, [1, 2, 3], 'big'); return take.call(createIterator([1, 2, 3]), 0).toArray(); }).then(it => { assert.arrayEqual(it, [], 'zero'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.async-iterator.to-array.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import AsyncIterator from 'core-js-pure/actual/async-iterator'; QUnit.test('AsyncIterator#toArray', assert => { const { toArray } = AsyncIterator.prototype; assert.isFunction(toArray); assert.arity(toArray, 0); assert.nonEnumerable(AsyncIterator.prototype, 'toArray'); if (STRICT) { assert.throws(() => toArray.call(undefined), TypeError); assert.throws(() => toArray.call(null), TypeError); } return toArray.call(createIterator([1, 2, 3])).then(it => { assert.arrayEqual(it, [1, 2, 3]); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.bigint.range.js
JavaScript
/* eslint-disable es/no-bigint -- safe */ import from from 'core-js-pure/es/array/from'; import range from 'core-js-pure/full/bigint/range'; if (typeof BigInt == 'function') QUnit.test('BigInt.range', assert => { assert.isFunction(range); assert.name(range, 'range'); assert.arity(range, 3); let iterator = range(BigInt(1), BigInt(2)); assert.isIterator(iterator); assert.isIterable(iterator); assert.deepEqual(iterator.next(), { value: BigInt(1), done: false, }); assert.deepEqual(iterator.next(), { value: undefined, done: true, }); assert.deepEqual(from(range(BigInt(-1), BigInt(5))), [BigInt(-1), BigInt(0), BigInt(1), BigInt(2), BigInt(3), BigInt(4)]); assert.deepEqual(from(range(BigInt(-5), BigInt(1))), [BigInt(-5), BigInt(-4), BigInt(-3), BigInt(-2), BigInt(-1), BigInt(0)]); assert.deepEqual( from(range(BigInt('9007199254740991'), BigInt('9007199254740992'), { inclusive: true })), [BigInt('9007199254740991'), BigInt('9007199254740992')], ); assert.deepEqual(from(range(BigInt(0), BigInt(0))), []); assert.deepEqual(from(range(BigInt(0), BigInt(-5), BigInt(1))), []); iterator = range(BigInt(1), BigInt(3)); assert.deepEqual(iterator.start, BigInt(1)); assert.deepEqual(iterator.end, BigInt(3)); assert.deepEqual(iterator.step, BigInt(1)); assert.false(iterator.inclusive); iterator = range(BigInt(-1), BigInt(-3), { inclusive: true }); assert.deepEqual(iterator.start, BigInt(-1)); assert.deepEqual(iterator.end, BigInt(-3)); assert.same(iterator.step, BigInt(-1)); assert.true(iterator.inclusive); iterator = range(BigInt(-1), BigInt(-3), { step: BigInt(4), inclusive() { /* empty */ } }); assert.same(iterator.start, BigInt(-1)); assert.same(iterator.end, BigInt(-3)); assert.same(iterator.step, BigInt(4)); assert.true(iterator.inclusive); iterator = range(BigInt(0), BigInt(5)); // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe assert.throws(() => Object.getOwnPropertyDescriptor(iterator, 'start').get.call({}), TypeError); assert.throws(() => range(Infinity, BigInt(10), BigInt(0)), TypeError); assert.throws(() => range(-Infinity, BigInt(10), BigInt(0)), TypeError); assert.throws(() => range(BigInt(0), BigInt(10), Infinity), TypeError); assert.throws(() => range(BigInt(0), BigInt(10), { step: Infinity }), TypeError); assert.throws(() => range({}, BigInt(1)), TypeError); assert.throws(() => range(BigInt(1), {}), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.composite-key.js
JavaScript
import { FREEZING } from '../helpers/constants.js'; import { getPrototypeOf, isFrozen } from 'core-js-pure/es/object'; import compositeKey from 'core-js-pure/full/composite-key'; QUnit.test('compositeKey', assert => { assert.isFunction(compositeKey); if (compositeKey.name) assert.name(compositeKey, 'compositeKey'); const key = compositeKey({}); assert.same(typeof key, 'object'); assert.same({}.toString.call(key), '[object Object]'); assert.same(getPrototypeOf(key), null); if (FREEZING) assert.true(isFrozen(key)); const a = ['a']; const b = ['b']; const c = ['c']; assert.same(compositeKey(a), compositeKey(a)); assert.notSame(compositeKey(a), compositeKey(['a'])); assert.notSame(compositeKey(a), compositeKey(a, 1)); assert.notSame(compositeKey(a), compositeKey(a, b)); assert.same(compositeKey(a, 1), compositeKey(a, 1)); assert.same(compositeKey(a, b), compositeKey(a, b)); assert.notSame(compositeKey(a, b), compositeKey(b, a)); assert.same(compositeKey(a, b, c), compositeKey(a, b, c)); assert.notSame(compositeKey(a, b, c), compositeKey(c, b, a)); assert.notSame(compositeKey(a, b, c), compositeKey(a, c, b)); assert.notSame(compositeKey(a, b, c, 1), compositeKey(a, b, c)); assert.same(compositeKey(a, b, c, 1), compositeKey(a, b, c, 1)); assert.same(compositeKey(1, a), compositeKey(1, a)); assert.notSame(compositeKey(1, a), compositeKey(a, 1)); assert.same(compositeKey(1, a, 2, b), compositeKey(1, a, 2, b)); assert.notSame(compositeKey(1, a, 2, b), compositeKey(1, a, b, 2)); assert.same(compositeKey(1, 2, a, b), compositeKey(1, 2, a, b)); assert.notSame(compositeKey(1, 2, a, b), compositeKey(1, a, b, 2)); assert.same(compositeKey(a, a), compositeKey(a, a)); assert.notSame(compositeKey(a, a), compositeKey(a, ['a'])); assert.notSame(compositeKey(a, a), compositeKey(a, b)); assert.throws(() => compositeKey(), TypeError); assert.throws(() => compositeKey(1, 2), TypeError); assert.throws(() => compositeKey('foo', null, true), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.composite-symbol.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; import compositeSymbol from 'core-js-pure/full/composite-symbol'; QUnit.test('compositeSymbol', assert => { assert.isFunction(compositeSymbol); if (compositeSymbol.name) assert.name(compositeSymbol, 'compositeSymbol'); assert.true(Object(compositeSymbol({})) instanceof Symbol); const a = ['a']; const b = ['b']; const c = ['c']; assert.same(compositeSymbol(a), compositeSymbol(a)); assert.notSame(compositeSymbol(a), compositeSymbol(['a'])); assert.notSame(compositeSymbol(a), compositeSymbol(a, 1)); assert.notSame(compositeSymbol(a), compositeSymbol(a, b)); assert.same(compositeSymbol(a, 1), compositeSymbol(a, 1)); assert.same(compositeSymbol(a, b), compositeSymbol(a, b)); assert.notSame(compositeSymbol(a, b), compositeSymbol(b, a)); assert.same(compositeSymbol(a, b, c), compositeSymbol(a, b, c)); assert.notSame(compositeSymbol(a, b, c), compositeSymbol(c, b, a)); assert.notSame(compositeSymbol(a, b, c), compositeSymbol(a, c, b)); assert.notSame(compositeSymbol(a, b, c, 1), compositeSymbol(a, b, c)); assert.same(compositeSymbol(a, b, c, 1), compositeSymbol(a, b, c, 1)); assert.same(compositeSymbol(1, a), compositeSymbol(1, a)); assert.notSame(compositeSymbol(1, a), compositeSymbol(a, 1)); assert.same(compositeSymbol(1, a, 2, b), compositeSymbol(1, a, 2, b)); assert.notSame(compositeSymbol(1, a, 2, b), compositeSymbol(1, a, b, 2)); assert.same(compositeSymbol(1, 2, a, b), compositeSymbol(1, 2, a, b)); assert.notSame(compositeSymbol(1, 2, a, b), compositeSymbol(1, a, b, 2)); assert.same(compositeSymbol(a, a), compositeSymbol(a, a)); assert.notSame(compositeSymbol(a, a), compositeSymbol(a, ['a'])); assert.notSame(compositeSymbol(a, a), compositeSymbol(a, b)); assert.same(compositeSymbol(), compositeSymbol()); assert.same(compositeSymbol(1, 2), compositeSymbol(1, 2)); assert.notSame(compositeSymbol(1, 2), compositeSymbol(2, 1)); assert.same(compositeSymbol('foo', null, true), compositeSymbol('foo', null, true)); assert.same(compositeSymbol('string'), Symbol.for('string')); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.function.demethodize.js
JavaScript
import demethodize from 'core-js-pure/full/function/demethodize'; QUnit.test('Function#demethodize', assert => { assert.isFunction(demethodize); // eslint-disable-next-line prefer-arrow-callback -- required for testing assert.same(demethodize(function () { return 42; })(), 42); assert.deepEqual(demethodize(Array.prototype.slice)([1, 2, 3], 1), [2, 3]); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.function.is-callable.js
JavaScript
import isCallable from 'core-js-pure/full/function/is-callable'; import { fromSource } from '../helpers/helpers.js'; QUnit.test('Function.isCallable', assert => { assert.isFunction(isCallable); assert.arity(isCallable, 1); assert.name(isCallable, 'isCallable'); assert.false(isCallable({}), 'object'); assert.false(isCallable(function () { // eslint-disable-next-line prefer-rest-params -- required for testing return arguments; }()), 'arguments'); assert.false(isCallable([]), 'array'); assert.false(isCallable(/./), 'regex'); assert.false(isCallable(1), 'number'); assert.false(isCallable(true), 'boolean'); assert.false(isCallable('1'), 'string'); assert.false(isCallable(null), 'null'); assert.false(isCallable(), 'undefined'); assert.true(isCallable(Function.call), 'native function'); // eslint-disable-next-line prefer-arrow-callback -- required assert.true(isCallable(function () { /* empty */ }), 'function'); const arrow = fromSource('it => it'); if (arrow) assert.true(isCallable(arrow), 'arrow'); const klass = fromSource('class {}'); // Safari 9 and Edge 13- bugs if (klass && !/constructor|function/.test(klass)) assert.false(isCallable(klass), 'class'); const gen = fromSource('function * () {}'); if (gen) assert.true(isCallable(gen), 'gen'); const asyncFunc = fromSource('async function () {}'); if (asyncFunc) assert.true(isCallable(asyncFunc), 'asyncFunc'); const asyncGen = fromSource('async * function () {}'); if (asyncGen) assert.true(isCallable(asyncGen), 'asyncGen'); const method = fromSource('({f(){}}).f'); // Safari 9 bug if (method && !/function/.test(method)) assert.true(isCallable(method), 'method'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.function.is-constructor.js
JavaScript
import isConstructor from 'core-js-pure/full/function/is-constructor'; import { fromSource } from '../helpers/helpers.js'; QUnit.test('Function.isConstructor', assert => { assert.isFunction(isConstructor); assert.arity(isConstructor, 1); assert.name(isConstructor, 'isConstructor'); assert.false(isConstructor({}), 'object'); assert.false(isConstructor(function () { // eslint-disable-next-line prefer-rest-params -- required for testing return arguments; }()), 'arguments'); assert.false(isConstructor([]), 'array'); assert.false(isConstructor(/./), 'regex'); assert.false(isConstructor(1), 'number'); assert.false(isConstructor(true), 'boolean'); assert.false(isConstructor('1'), 'string'); assert.false(isConstructor(null), 'null'); assert.false(isConstructor(), 'undefined'); // assert.false(isConstructor(Function.call), 'native function'); // fails in some old engines // eslint-disable-next-line prefer-arrow-callback -- required assert.true(isConstructor(function () { /* empty */ }), 'function'); const arrow = fromSource('it => it'); if (arrow) assert.false(isConstructor(arrow), 'arrow'); const klass = fromSource('class {}'); // Safari 9 and Edge 13- bugs if (klass && !/constructor|function/.test(klass)) assert.true(isConstructor(klass), 'class'); const Gen = fromSource('function * () {}'); // V8 ~ Chrome 49- bug if (Gen) try { new Gen(); } catch { assert.false(isConstructor(Gen), 'gen'); } const asyncFunc = fromSource('async function () {}'); if (asyncFunc) assert.false(isConstructor(asyncFunc), 'asyncFunc'); const asyncGen = fromSource('async * function () {}'); if (asyncGen) assert.false(isConstructor(asyncGen), 'asyncGen'); const method = fromSource('({f(){}}).f'); // Safari 9 bug if (method && !/function/.test(method)) assert.false(isConstructor(method), 'method'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.function.metadata.js
JavaScript
import Symbol from 'core-js-pure/actual/symbol'; QUnit.test('Function#@@metadata', assert => { assert.true(Symbol.metadata in Function.prototype); assert.same(Function.prototype[Symbol.metadata], null, 'is null'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.function.un-this.js
JavaScript
import unThis from 'core-js-pure/full/function/un-this'; QUnit.test('Function#unThis', assert => { assert.isFunction(unThis); // eslint-disable-next-line prefer-arrow-callback -- required for testing assert.same(unThis(function () { return 42; })(), 42); assert.deepEqual(unThis(Array.prototype.slice)([1, 2, 3], 1), [2, 3]); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.as-indexed-pairs.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import Iterator from 'core-js-pure/full/iterator'; QUnit.test('Iterator#asIndexedPairs', assert => { const { asIndexedPairs } = Iterator.prototype; assert.isFunction(asIndexedPairs); assert.arity(asIndexedPairs, 0); assert.nonEnumerable(Iterator.prototype, 'asIndexedPairs'); assert.arrayEqual(asIndexedPairs.call(createIterator(['a', 'b', 'c'])).toArray().toString(), '0,a,1,b,2,c', 'basic functionality'); if (STRICT) { assert.throws(() => asIndexedPairs.call(undefined), TypeError); assert.throws(() => asIndexedPairs.call(null), TypeError); } assert.throws(() => asIndexedPairs.call({}).next(), TypeError); assert.throws(() => asIndexedPairs.call([]).next(), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.chunks.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import Iterator from 'core-js-pure/full/iterator/index'; import from from 'core-js-pure/es/array/from'; QUnit.test('Iterator#chunks', assert => { const { chunks } = Iterator.prototype; assert.isFunction(chunks); assert.arity(chunks, 1); assert.name(chunks, 'chunks'); assert.nonEnumerable(Iterator.prototype, 'chunks'); assert.arrayEqual(from(chunks.call(createIterator([1, 2, 3]), 2)), [[1, 2], [3]], 'basic functionality #1'); assert.arrayEqual(from(chunks.call(createIterator([1, 2, 3, 4]), 2)), [[1, 2], [3, 4]], 'basic functionality #2'); assert.arrayEqual(from(chunks.call(createIterator([]), 2)), [], 'basic functionality on empty iterable'); const it = createIterator([1, 2, 3]); const result = chunks.call(it, 3); assert.isIterable(result, 'returns iterable'); assert.isIterator(result, 'returns iterator'); assert.true(result instanceof Iterator, 'returns iterator'); assert.deepEqual(result.next(), { done: false, value: [1, 2, 3] }, '.next with active inner iterator result'); assert.deepEqual(result.return(), { done: true, value: undefined }, '.return with active inner iterator result'); assert.deepEqual(result.next(), { done: true, value: undefined }, '.return with active inner iterator result on closed iterator'); if (STRICT) { assert.throws(() => chunks.call('', 1), TypeError, 'iterable non-object this'); assert.throws(() => chunks.call(undefined, 1), TypeError, 'non-iterable-object this #1'); assert.throws(() => chunks.call(null, 1), TypeError, 'non-iterable-object this #2'); assert.throws(() => chunks.call(5, 1), TypeError, 'non-iterable-object this #3'); } assert.throws(() => chunks.call(it), RangeError, 'throws on empty argument'); assert.throws(() => chunks.call(it, -1), RangeError, 'throws on negative argument'); const observableReturn = { return() { this.called = true; return { done: true, value: undefined }; }, }; const itObservable = createIterator([1, 2, 3], observableReturn); assert.throws(() => chunks.call(itObservable, 0x100000000), RangeError, 'throws on argument more then 2^32 - 1'); assert.true(itObservable.called, 'iterator closed on argument validation error'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.indexed.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import Iterator from 'core-js-pure/full/iterator'; QUnit.test('Iterator#indexed', assert => { const { indexed } = Iterator.prototype; assert.isFunction(indexed); assert.arity(indexed, 0); assert.nonEnumerable(Iterator.prototype, 'indexed'); assert.arrayEqual(indexed.call(createIterator(['a', 'b', 'c'])).toArray().toString(), '0,a,1,b,2,c', 'basic functionality'); if (STRICT) { assert.throws(() => indexed.call(undefined), TypeError); assert.throws(() => indexed.call(null), TypeError); } assert.throws(() => indexed.call({}).next(), TypeError); assert.throws(() => indexed.call([]).next(), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.range.js
JavaScript
/* eslint-disable es/no-bigint -- safe */ import { MAX_SAFE_INTEGER } from '../helpers/constants.js'; import from from 'core-js-pure/es/array/from'; import range from 'core-js-pure/full/iterator/range'; QUnit.test('Iterator.range', assert => { assert.isFunction(range); assert.name(range, 'range'); assert.arity(range, 3); let iterator = range(1, 2); assert.isIterator(iterator); assert.isIterable(iterator); assert.deepEqual(iterator.next(), { value: 1, done: false, }); assert.deepEqual(iterator.next(), { value: undefined, done: true, }); assert.deepEqual(from(range(-1, 5)), [-1, 0, 1, 2, 3, 4]); assert.deepEqual(from(range(-5, 1)), [-5, -4, -3, -2, -1, 0]); assert.deepEqual( from(range(0, 1, 0.1)), [0, 0.1, 0.2, 0.30000000000000004, 0.4, 0.5, 0.6000000000000001, 0.7000000000000001, 0.8, 0.9], ); assert.deepEqual( from(range(MAX_SAFE_INTEGER, MAX_SAFE_INTEGER + 1, { inclusive: true })), [MAX_SAFE_INTEGER, MAX_SAFE_INTEGER + 1], ); assert.deepEqual(from(range(0, 0)), []); assert.deepEqual(from(range(0, -5, 1)), []); assert.throws(() => range(NaN, 0), RangeError, 'NaN as start'); assert.throws(() => range(0, NaN), RangeError, 'NaN as end'); assert.throws(() => range(NaN, NaN), RangeError, 'NaN as start and end'); assert.throws(() => range(0, 0, { step: NaN }), RangeError, 'NaN as step option'); assert.throws(() => range(0, 5, NaN), RangeError, 'NaN as step argument'); iterator = range(1, 3); assert.deepEqual(iterator.start, 1); assert.deepEqual(iterator.end, 3); assert.deepEqual(iterator.step, 1); assert.false(iterator.inclusive); iterator = range(-1, -3, { inclusive: true }); assert.deepEqual(iterator.start, -1); assert.deepEqual(iterator.end, -3); assert.same(iterator.step, -1); assert.true(iterator.inclusive); iterator = range(0, 5, null); assert.same(iterator.start, 0, 'null option: start'); assert.same(iterator.end, 5, 'null option: end'); assert.same(iterator.step, 1, 'null option: step defaults to 1'); assert.false(iterator.inclusive, 'null option: inclusive defaults to false'); iterator = range(-1, -3, { step: 4, inclusive() { /* empty */ } }); assert.same(iterator.start, -1); assert.same(iterator.end, -3); assert.same(iterator.step, 4); assert.true(iterator.inclusive); iterator = range(0, 5); // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe assert.throws(() => Object.getOwnPropertyDescriptor(iterator, 'start').get.call({}), TypeError); assert.throws(() => range(Infinity, 10, 0), RangeError); assert.throws(() => range(-Infinity, 10, 0), RangeError); assert.throws(() => range(0, 10, Infinity), RangeError); assert.throws(() => range(0, 10, { step: Infinity }), RangeError); assert.throws(() => range({}, 1), TypeError); assert.throws(() => range(1, {}), TypeError); assert.throws(() => range('1', 2), TypeError); assert.throws(() => range({ valueOf() { return 1; } }, 2), TypeError); if (typeof BigInt == 'function') { iterator = range(BigInt(1), BigInt(2)); assert.isIterator(iterator); assert.isIterable(iterator); assert.deepEqual(iterator.next(), { value: BigInt(1), done: false, }); assert.deepEqual(iterator.next(), { value: undefined, done: true, }); assert.deepEqual(from(range(BigInt(-1), BigInt(5))), [BigInt(-1), BigInt(0), BigInt(1), BigInt(2), BigInt(3), BigInt(4)]); assert.deepEqual(from(range(BigInt(-5), BigInt(1))), [BigInt(-5), BigInt(-4), BigInt(-3), BigInt(-2), BigInt(-1), BigInt(0)]); assert.deepEqual( from(range(BigInt('9007199254740991'), BigInt('9007199254740992'), { inclusive: true })), [BigInt('9007199254740991'), BigInt('9007199254740992')], ); assert.deepEqual(from(range(BigInt(0), BigInt(0))), []); assert.deepEqual(from(range(BigInt(0), BigInt(-5), BigInt(1))), []); iterator = range(BigInt(1), BigInt(3)); assert.deepEqual(iterator.start, BigInt(1)); assert.deepEqual(iterator.end, BigInt(3)); assert.deepEqual(iterator.step, BigInt(1)); assert.false(iterator.inclusive); iterator = range(BigInt(-1), BigInt(-3), { inclusive: true }); assert.deepEqual(iterator.start, BigInt(-1)); assert.deepEqual(iterator.end, BigInt(-3)); assert.same(iterator.step, BigInt(-1)); assert.true(iterator.inclusive); iterator = range(BigInt(-1), BigInt(-3), { step: BigInt(4), inclusive() { /* empty */ } }); assert.same(iterator.start, BigInt(-1)); assert.same(iterator.end, BigInt(-3)); assert.same(iterator.step, BigInt(4)); assert.true(iterator.inclusive); iterator = range(BigInt(0), BigInt(5)); // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe assert.throws(() => Object.getOwnPropertyDescriptor(iterator, 'start').get.call({}), TypeError); assert.throws(() => range(Infinity, BigInt(10), BigInt(0)), TypeError); assert.throws(() => range(-Infinity, BigInt(10), BigInt(0)), TypeError); assert.throws(() => range(BigInt(0), BigInt(10), Infinity), TypeError); assert.throws(() => range(BigInt(0), BigInt(10), { step: Infinity }), TypeError); assert.throws(() => range({}, BigInt(1)), TypeError); assert.throws(() => range(BigInt(1), {}), TypeError); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.sliding.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import Iterator from 'core-js-pure/full/iterator/index'; import from from 'core-js-pure/es/array/from'; QUnit.test('Iterator#sliding', assert => { const { sliding } = Iterator.prototype; assert.isFunction(sliding); assert.arity(sliding, 1); assert.name(sliding, 'sliding'); assert.nonEnumerable(Iterator.prototype, 'sliding'); assert.arrayEqual(from(sliding.call(createIterator([1, 2, 3]), 2)), [[1, 2], [2, 3]], 'basic functionality #1'); assert.arrayEqual(from(sliding.call(createIterator([1, 2, 3, 4]), 2)), [[1, 2], [2, 3], [3, 4]], 'basic functionality #2'); assert.arrayEqual(from(sliding.call(createIterator([1, 2]), 3)), [[1, 2]], 'basic functionality #3'); assert.arrayEqual(from(sliding.call(createIterator([]), 2)), [], 'basic functionality on empty iterable'); const it = createIterator([1, 2, 3]); const result = sliding.call(it, 3); assert.isIterable(result, 'returns iterable'); assert.isIterator(result, 'returns iterator'); assert.true(result instanceof Iterator, 'returns iterator'); assert.deepEqual(result.next(), { done: false, value: [1, 2, 3] }, '.next with active inner iterator result'); assert.deepEqual(result.return(), { done: true, value: undefined }, '.return with active inner iterator result'); assert.deepEqual(result.next(), { done: true, value: undefined }, '.return with active inner iterator result on closed iterator'); if (STRICT) { assert.throws(() => sliding.call('', 1), TypeError, 'iterable non-object this'); assert.throws(() => sliding.call(undefined, 1), TypeError, 'non-iterable-object this #1'); assert.throws(() => sliding.call(null, 1), TypeError, 'non-iterable-object this #2'); assert.throws(() => sliding.call(5, 1), TypeError, 'non-iterable-object this #3'); } assert.throws(() => sliding.call(it), RangeError, 'throws on empty argument'); assert.throws(() => sliding.call(it, -1), RangeError, 'throws on negative argument'); const observableReturn = { return() { this.called = true; return { done: true, value: undefined }; }, }; const itObservable = createIterator([1, 2, 3], observableReturn); assert.throws(() => sliding.call(itObservable, 0x100000000), RangeError, 'throws on argument more then 2^32 - 1'); assert.true(itObservable.called, 'iterator closed on argument validation error'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.to-async.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import Promise from 'core-js-pure/es/promise'; import Set from 'core-js-pure/es/set'; import ITERATOR from 'core-js-pure/es/symbol/iterator'; import Iterator from 'core-js-pure/actual/iterator'; import 'core-js-pure/actual/async-iterator'; QUnit.test('Iterator#toAsync', assert => { const { toAsync } = Iterator.prototype; assert.isFunction(toAsync); assert.arity(toAsync, 0); if (STRICT) { assert.throws(() => toAsync.call(undefined), TypeError); assert.throws(() => toAsync.call(null), TypeError); } const closableIterator = { closed: false, [ITERATOR]() { return this; }, next() { return { value: Promise.reject(42), done: false }; }, return() { this.closed = true; return { value: undefined, done: true }; }, }; return Iterator.from([1, 2, 3]).toAsync().map(it => Promise.resolve(it)).toArray().then(it => { assert.arrayEqual(it, [1, 2, 3]); return Iterator.from(new Set([1, 2, 3])).toAsync().map(el => Promise.resolve(el)).toArray(); }).then(it => { assert.arrayEqual(it, [1, 2, 3]); }).then(() => { return Iterator.from(closableIterator).toAsync().toArray(); }).then(() => { assert.avoid(); }, error => { assert.same(error, 42, 'rejection on a callback error'); assert.true(closableIterator.closed, 'doesn\'t close sync iterator on promise rejection'); }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.windows.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import { createIterator } from '../helpers/helpers.js'; import Iterator from 'core-js-pure/full/iterator/index'; import from from 'core-js-pure/es/array/from'; QUnit.test('Iterator#windows', assert => { const { windows } = Iterator.prototype; assert.isFunction(windows); assert.arity(windows, 1); assert.name(windows, 'windows'); assert.nonEnumerable(Iterator.prototype, 'windows'); assert.arrayEqual(from(windows.call(createIterator([1, 2, 3]), 2)), [[1, 2], [2, 3]], 'basic functionality #1'); assert.arrayEqual(from(windows.call(createIterator([1, 2, 3, 4]), 2)), [[1, 2], [2, 3], [3, 4]], 'basic functionality #2'); assert.arrayEqual(from(windows.call(createIterator([1, 2]), 3)), [], 'basic functionality #3'); assert.arrayEqual(from(windows.call(createIterator([]), 2)), [], 'basic functionality on empty iterable'); assert.arrayEqual(from(windows.call(createIterator([1, 2]), 3, 'only-full')), [], 'undersized #1'); assert.arrayEqual(from(windows.call(createIterator([1, 2]), 3, 'allow-partial')), [[1, 2]], 'undersized #2'); const it = createIterator([1, 2, 3]); const result = windows.call(it, 3); assert.isIterable(result, 'returns iterable'); assert.isIterator(result, 'returns iterator'); assert.true(result instanceof Iterator, 'returns iterator'); assert.deepEqual(result.next(), { done: false, value: [1, 2, 3] }, '.next with active inner iterator result'); assert.deepEqual(result.return(), { done: true, value: undefined }, '.return with active inner iterator result'); assert.deepEqual(result.next(), { done: true, value: undefined }, '.return with active inner iterator result on closed iterator'); if (STRICT) { assert.throws(() => windows.call('', 1), TypeError, 'iterable non-object this'); assert.throws(() => windows.call(undefined, 1), TypeError, 'non-iterable-object this #1'); assert.throws(() => windows.call(null, 1), TypeError, 'non-iterable-object this #2'); assert.throws(() => windows.call(5, 1), TypeError, 'non-iterable-object this #3'); } assert.throws(() => windows.call(it), RangeError, 'throws on empty argument'); assert.throws(() => windows.call(it, -1), RangeError, 'throws on negative argument'); const observableReturn = { return() { this.called = true; return { done: true, value: undefined }; }, }; const itObservable = createIterator([1, 2, 3], observableReturn); assert.throws(() => windows.call(itObservable, 0x100000000), RangeError, 'throws on argument more then 2^32 - 1'); assert.true(itObservable.called, 'iterator closed on argument validation error'); assert.throws(() => windows.call(createIterator([1]), 2, null), TypeError, 'incorrect `undersized` argument #1'); assert.throws(() => windows.call(createIterator([1]), 2, 'allowpartial'), TypeError, 'incorrect `undersized` argument #2'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.zip-keyed.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import { DESCRIPTORS } from '../helpers/constants.js'; import defineProperty from 'core-js-pure/actual/object/define-property'; import from from 'core-js-pure/es/array/from'; import assign from 'core-js-pure/es/object/assign'; import create from 'core-js-pure/es/object/create'; import Symbol from 'core-js-pure/es/symbol'; import Iterator from 'core-js-pure/es/iterator'; import zipKeyed from 'core-js-pure/actual/iterator/zip-keyed'; function nullProto(obj) { return assign(create(null), obj); } QUnit.test('Iterator.zipKeyed', assert => { assert.isFunction(zipKeyed); assert.arity(zipKeyed, 1); assert.name(zipKeyed, 'zipKeyed'); let result = zipKeyed({ a: [0, 1, 2], b: [3, 4, 5], c: [7, 8, 9] }); assert.true(result instanceof Iterator, 'Iterator instance'); assert.deepEqual(from(result), [{ a: 0, b: 3, c: 7 }, { a: 1, b: 4, c: 8 }, { a: 2, b: 5, c: 9 }]); result = zipKeyed({ a: [0, 1, 2], b: [3, 4, 5, 6], c: [7, 8, 9] }); assert.deepEqual(from(result), [{ a: 0, b: 3, c: 7 }, { a: 1, b: 4, c: 8 }, { a: 2, b: 5, c: 9 }]); result = zipKeyed({ a: [0, 1, 2], b: [3, 4, 5, 6], c: [7, 8, 9] }, { mode: 'longest', padding: { c: 10 } }); assert.deepEqual(from(result), [{ a: 0, b: 3, c: 7 }, { a: 1, b: 4, c: 8 }, { a: 2, b: 5, c: 9 }, { a: undefined, b: 6, c: 10 }]); result = zipKeyed({ a: [0, 1, 2], b: [3, 4, 5, 6], c: [7, 8, 9] }, { mode: 'strict' }); assert.throws(() => from(result), TypeError); if (DESCRIPTORS) { let obj = {}; defineProperty(obj, 'a', { get: () => [0, 1, 2], enumerable: true }); defineProperty(obj, 'b', { get: () => [3, 4, 5], enumerable: true }); defineProperty(obj, 'c', { get: () => [7, 8, 9], enumerable: true }); defineProperty(obj, Symbol('d'), { get: () => [10, 11, 12] }); assert.deepEqual(from(zipKeyed(obj)), [{ a: 0, b: 3, c: 7 }, { a: 1, b: 4, c: 8 }, { a: 2, b: 5, c: 9 }]); const it = createIterator([1, 2], { return() { this.called = true; return { done: true, value: undefined }; }, }); obj = { a: it }; defineProperty(obj, 'b', { get: () => { throw new Error(); }, enumerable: true }); assert.throws(() => from(zipKeyed(obj)), Error); assert.true(it.called, 'iterator return called'); const foo = Symbol('foo'); const bar = Symbol('bar'); const zipped = zipKeyed({ [foo]: [1, 2, 3], [bar]: [4, 5, 6], baz: [7, 8, 9] }); result = from(zipped); assert.same(result[0][foo], 1); assert.same(result[0][bar], 4); assert.same(result[0].baz, 7); assert.same(result[1][foo], 2); assert.same(result[1][bar], 5); assert.same(result[1].baz, 8); assert.same(result[2][foo], 3); assert.same(result[2][bar], 6); assert.same(result[2].baz, 9); } { const $result = zipKeyed({ a: [0, 1, 2], b: [3, 4, 5, 6, 7], c: [8, 9], }, { mode: 'longest', }); assert.deepEqual(from($result), [ nullProto({ a: 0, b: 3, c: 8 }), nullProto({ a: 1, b: 4, c: 9 }), nullProto({ a: 2, b: 5, c: undefined }), nullProto({ a: undefined, b: 6, c: undefined }), nullProto({ a: undefined, b: 7, c: undefined }), ]); } { const $result = zipKeyed({ a: [0, 1, 2], b: [3, 4, 5, 6, 7], c: [8, 9], }, { mode: 'longest', padding: { a: 'A', b: 'B', c: 'C' }, }); assert.deepEqual(from($result), [ nullProto({ a: 0, b: 3, c: 8 }), nullProto({ a: 1, b: 4, c: 9 }), nullProto({ a: 2, b: 5, c: 'C' }), nullProto({ a: 'A', b: 6, c: 'C' }), nullProto({ a: 'A', b: 7, c: 'C' }), ]); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.iterator.zip.js
JavaScript
import { createIterator } from '../helpers/helpers.js'; import from from 'core-js-pure/es/array/from'; import Iterator from 'core-js-pure/es/iterator'; import Symbol from 'core-js-pure/es/symbol'; import zip from 'core-js-pure/actual/iterator/zip'; QUnit.test('Iterator.zip', assert => { assert.isFunction(zip); assert.arity(zip, 1); assert.name(zip, 'zip'); let result = zip([[1, 2, 3], [4, 5, 6]]); assert.true(result instanceof Iterator, 'Iterator instance'); assert.deepEqual(from(result), [[1, 4], [2, 5], [3, 6]]); result = zip([[1, 2, 3], [4, 5, 6, 7]]); assert.deepEqual(from(result), [[1, 4], [2, 5], [3, 6]]); result = zip([[1, 2, 3], [4, 5, 6, 7]], { mode: 'longest', padding: [9] }); assert.deepEqual(from(result), [[1, 4], [2, 5], [3, 6], [9, 7]]); result = zip([[1, 2, 3, 4], [5, 6, 7]], { mode: 'longest', padding: [1, 9] }); assert.deepEqual(from(result), [[1, 5], [2, 6], [3, 7], [4, 9]]); result = zip([[1, 2, 3], [4, 5, 6], [7, 8, 9]], { mode: 'strict' }); assert.deepEqual(from(result), [[1, 4, 7], [2, 5, 8], [3, 6, 9]]); result = zip([[1, 2, 3], [4, 5, 6, 7]], { mode: 'strict' }); assert.throws(() => from(result), TypeError); const observableReturn = { return() { this.called = true; return { done: true, value: undefined }; }, }; { const it1 = createIterator([1, 2], observableReturn); const it2 = createIterator([3, 4], observableReturn); result = zip([it1, it2]); assert.deepEqual(result.next().value, [1, 3]); assert.deepEqual(result.return(), { done: true, value: undefined }); assert.deepEqual(result.next(), { done: true, value: undefined }); assert.true(it1.called, 'first iterator return called'); assert.true(it2.called, 'second iterator return called'); } { const it = createIterator([1, 2, 3], observableReturn); result = zip([it, [4, 5]], { mode: 'strict' }); assert.throws(() => from(result), TypeError); assert.true(it.called, 'iterator return called #1'); } { const it = createIterator([3, 4, 5], observableReturn); result = zip([[1, 2], it], { mode: 'strict' }); assert.throws(() => from(result), TypeError); assert.true(it.called, 'iterator return called #2'); } { const it1 = createIterator([1, 2], { next() { throw new Error(); } }); const it2 = createIterator([3, 4], observableReturn); result = zip([it1, it2]); assert.throws(() => from(result), Error); assert.true(it2.called, 'iterator return called #4'); } { const expectedError = new TypeError('strict next error'); let it2calls = 0; const it2 = createIterator([2], { next() { if (it2calls++) throw expectedError; return { value: 2, done: false }; }, }); result = zip([createIterator([1]), it2], { mode: 'strict' }); result.next(); let caught; try { result.next(); } catch (error) { caught = error; } assert.same(caught, expectedError, 'strict mode propagates error from .next() during exhaustion check'); } { const $result = zip([ [0, 1, 2], [3, 4, 5, 6, 7], [8, 9], ], { mode: 'longest', }); assert.deepEqual(from($result), [ [0, 3, 8], [1, 4, 9], [2, 5, undefined], [undefined, 6, undefined], [undefined, 7, undefined], ]); } { const $result = zip([ [0, 1, 2], [3, 4, 5, 6, 7], [8, 9], ], { mode: 'longest', padding: ['A', 'B', 'C'], }); assert.deepEqual(from($result), [ [0, 3, 8], [1, 4, 9], [2, 5, 'C'], ['A', 6, 'C'], ['A', 7, 'C'], ]); } { const expectedError = new TypeError('not iterable'); const badIterable = { [Symbol.iterator]() { throw expectedError; } }; const it1 = createIterator([1, 2], observableReturn); let caught; try { zip([it1, badIterable]); } catch (error) { caught = error; } assert.same(caught, expectedError, 'original error is preserved'); assert.true(it1.called, 'first iterator return called on non-iterable second element'); } { const expectedError = new TypeError('inner return error'); const throwingReturn = { return() { throw expectedError; }, }; const it1 = createIterator([1, 2], throwingReturn); const it2 = createIterator([3, 4], observableReturn); result = zip([it1, it2]); result.next(); let caught; try { result.return(); } catch (error) { caught = error; } assert.same(caught, expectedError, 'propagates the original error from inner return()'); } });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.delete-all.js
JavaScript
import from from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map#deleteAll', assert => { const { deleteAll } = Map.prototype; assert.isFunction(deleteAll); assert.arity(deleteAll, 0); assert.nonEnumerable(Map.prototype, 'deleteAll'); let set = new Map([[1, 2], [2, 3], [3, 4]]); assert.true(set.deleteAll(1, 2)); assert.deepEqual(from(set), [[3, 4]]); set = new Map([[1, 2], [2, 3], [3, 4]]); assert.false(set.deleteAll(3, 4)); assert.deepEqual(from(set), [[1, 2], [2, 3]]); set = new Map([[1, 2], [2, 3], [3, 4]]); assert.false(set.deleteAll(4, 5)); assert.deepEqual(from(set), [[1, 2], [2, 3], [3, 4]]); set = new Map([[1, 2], [2, 3], [3, 4]]); assert.true(set.deleteAll()); assert.deepEqual(from(set), [[1, 2], [2, 3], [3, 4]]); assert.throws(() => deleteAll.call({ delete() { /* empty */ } }, 1, 2, 3)); assert.throws(() => deleteAll.call({}, 1, 2, 3), TypeError); assert.throws(() => deleteAll.call(undefined, 1, 2, 3), TypeError); assert.throws(() => deleteAll.call(null, 1, 2, 3), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.emplace.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#emplace', assert => { const { emplace } = Map.prototype; assert.isFunction(emplace); assert.arity(emplace, 2); assert.name(emplace, 'emplace'); assert.nonEnumerable(Map.prototype, 'emplace'); const map = new Map([['a', 2]]); let handler = { update(value, key, that) { assert.same(this, handler, 'correct handler in callback'); assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 'a', 'correct key in callback'); assert.same(that, map, 'correct map in callback'); return value ** 2; }, insert() { assert.avoid(); }, }; assert.same(map.emplace('a', handler), 4, 'returns a correct value'); handler = { update() { assert.avoid(); }, insert(key, that) { assert.same(this, handler, 'correct handler in callback'); assert.same(arguments.length, 2, 'correct number of callback arguments'); assert.same(key, 'b', 'correct key in callback'); assert.same(that, map, 'correct map in callback'); return 3; }, }; assert.same(map.emplace('b', handler), 3, 'returns a correct value'); assert.same(map.size, 2, 'correct size'); assert.same(map.get('a'), 4, 'correct result #1'); assert.same(map.get('b'), 3, 'correct result #2'); assert.same(new Map([['a', 2]]).emplace('b', { insert: () => 3 }), 3); assert.same(new Map([['a', 2]]).emplace('a', { update: value => value ** 2 }), 4); handler = { update() { /* empty */ }, insert() { /* empty */ } }; assert.throws(() => new Map().emplace('a'), TypeError); assert.throws(() => emplace.call({}, 'a', handler), TypeError); assert.throws(() => emplace.call([], 'a', handler), TypeError); assert.throws(() => emplace.call(undefined, 'a', handler), TypeError); assert.throws(() => emplace.call(null, 'a', handler), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.every.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#every', assert => { const { every } = Map.prototype; assert.isFunction(every); assert.arity(every, 1); assert.name(every, 'every'); assert.nonEnumerable(Map.prototype, 'every'); let map = new Map([[9, 1]]); const context = {}; map.every(function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 9, 'correct index in callback'); assert.same(that, map, 'correct link to map in callback'); assert.same(this, context, 'correct callback context'); }, context); map = new Map([[0, 1], [1, 2], [2, 3]]); assert.true(map.every(it => typeof it == 'number')); assert.true(map.every(it => it < 4)); assert.false(map.every(it => it < 3)); assert.false(map.every(it => typeof it == 'string')); assert.true(map.every(function () { return +this === 1; }, 1)); let result = ''; map.every((value, key) => result += key); assert.same(result, '012'); assert.true(map.every((value, key, that) => that === map)); assert.throws(() => every.call({}, () => { /* empty */ }), TypeError); assert.throws(() => every.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => every.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.filter.js
JavaScript
import from from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map#filter', assert => { const { filter } = Map.prototype; assert.isFunction(filter); assert.arity(filter, 1); assert.name(filter, 'filter'); assert.nonEnumerable(Map.prototype, 'filter'); const map = new Map([[1, 2]]); const context = {}; map.filter(function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 1, 'correct key in callback'); assert.same(that, map, 'correct link to map in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.deepEqual(from(new Map([ ['a', 1], [1, 2], ['b', 3], [2, 'q'], ['c', {}], [3, 4], ['d', true], [4, 5], ]).filter(it => typeof it == 'number')), [ ['a', 1], [1, 2], ['b', 3], [3, 4], [4, 5], ]); assert.true(new Map().filter(it => it) instanceof Map); assert.throws(() => filter.call({}, () => { /* empty */ }), TypeError); assert.throws(() => filter.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => filter.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.find-key.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#findKey', assert => { const { findKey } = Map.prototype; assert.isFunction(findKey); assert.arity(findKey, 1); assert.nonEnumerable(Map.prototype, 'findKey'); const set = new Map([[1, 2]]); const context = {}; set.findKey(function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 1, 'correct key in callback'); assert.same(that, set, 'correct link to set in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.same(new Map([[1, 2], [2, 3], [3, 4]]).findKey(it => it % 2), 2); assert.same(new Map().findKey(it => it === 42), undefined); assert.throws(() => findKey.call({}, () => { /* empty */ }), TypeError); assert.throws(() => findKey.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => findKey.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.find.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#find', assert => { const { find } = Map.prototype; assert.isFunction(find); assert.arity(find, 1); assert.nonEnumerable(Map.prototype, 'find'); const set = new Map([[1, 2]]); const context = {}; set.find(function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 1, 'correct key in callback'); assert.same(that, set, 'correct link to set in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.same(new Map([[1, 2], [2, 3], [3, 4]]).find(it => it % 2), 3); assert.same(new Map().find(it => it === 42), undefined); assert.throws(() => find.call({}, () => { /* empty */ }), TypeError); assert.throws(() => find.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => find.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.from.js
JavaScript
import { createIterable } from '../helpers/helpers.js'; import toArray from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map.from', assert => { const { from } = Map; assert.isFunction(from); assert.arity(from, 1); assert.true(from([]) instanceof Map); assert.deepEqual(toArray(from([])), []); assert.deepEqual(toArray(from([[1, 2]])), [[1, 2]]); assert.deepEqual(toArray(from([[1, 2], [2, 3], [1, 4]])), [[1, 4], [2, 3]]); assert.deepEqual(toArray(from(createIterable([[1, 2], [2, 3], [1, 4]]))), [[1, 4], [2, 3]]); const pair = [1, 2]; const context = {}; from([pair], function (element, index) { assert.same(element, pair); assert.same(index, 0); assert.same(this, context); return element; }, context); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.includes.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#includes', assert => { const { includes } = Map.prototype; assert.isFunction(includes); assert.name(includes, 'includes'); assert.arity(includes, 1); assert.nonEnumerable(Map.prototype, 'includes'); const object = {}; const map = new Map([[1, 1], [2, 2], [3, 3], [4, -0], [5, object], [6, NaN]]); assert.true(map.includes(1)); assert.true(map.includes(-0)); assert.true(map.includes(0)); assert.true(map.includes(object)); assert.false(map.includes(4)); assert.false(map.includes(-0.5)); assert.false(map.includes({})); assert.true(map.includes(NaN)); assert.throws(() => includes.call({}, 1), TypeError); assert.throws(() => includes.call(undefined, 1), TypeError); assert.throws(() => includes.call(null, 1), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.key-by.js
JavaScript
import { createIterable } from '../helpers/helpers.js'; import from from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map.keyBy', assert => { const { keyBy } = Map; assert.isFunction(keyBy); assert.arity(keyBy, 2); assert.name(keyBy, 'keyBy'); assert.true(Map.keyBy([], it => it) instanceof Map); assert.deepEqual(from(Map.keyBy([], it => it)), []); assert.deepEqual(from(Map.keyBy([1, 2], it => it ** 2)), [[1, 1], [4, 2]]); assert.deepEqual(from(Map.keyBy([1, 2, 1], it => it ** 2)), [[1, 1], [4, 2]]); assert.deepEqual(from(Map.keyBy(createIterable([1, 2]), it => it ** 2)), [[1, 1], [4, 2]]); const element = {}; Map.keyBy([element], it => assert.same(it, element)); // assert.throws(() => keyBy([1, 2], it => it)); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.key-of.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#keyOf', assert => { const { keyOf } = Map.prototype; assert.isFunction(keyOf); assert.arity(keyOf, 1); assert.nonEnumerable(Map.prototype, 'keyOf'); const object = {}; const map = new Map([[1, 1], [2, 2], [3, 3], [4, -0], [5, object], [6, NaN]]); assert.same(map.keyOf(1), 1); assert.same(map.keyOf(-0), 4); assert.same(map.keyOf(0), 4); assert.same(map.keyOf(object), 5); assert.same(map.keyOf(4), undefined); assert.same(map.keyOf(-0.5), undefined); assert.same(map.keyOf({}), undefined); assert.same(map.keyOf(NaN), undefined); assert.throws(() => keyOf.call({}, 1), TypeError); assert.throws(() => keyOf.call(undefined, 1), TypeError); assert.throws(() => keyOf.call(null, 1), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.map-keys.js
JavaScript
import from from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map#mapKeys', assert => { const { mapKeys } = Map.prototype; assert.isFunction(mapKeys); assert.arity(mapKeys, 1); assert.name(mapKeys, 'mapKeys'); assert.nonEnumerable(Map.prototype, 'mapKeys'); const map = new Map([[1, 2]]); const context = {}; map.mapKeys(function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 1, 'correct key in callback'); assert.same(that, map, 'correct link to map in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.true(new Map().mapKeys(it => it) instanceof Map); assert.deepEqual(from(new Map([ ['a', 1], [1, 2], ['b', 3], [2, 'q'], ['c', {}], [3, 4], ['d', true], [4, 5], ]).mapKeys((value, key) => `${ key }${ value }`)), [ ['a1', 1], ['12', 2], ['b3', 3], ['2q', 'q'], ['c[object Object]', {}], ['34', 4], ['dtrue', true], ['45', 5], ]); assert.throws(() => mapKeys.call({}, () => { /* empty */ }), TypeError); assert.throws(() => mapKeys.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => mapKeys.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.map-values.js
JavaScript
import from from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map#mapValues', assert => { const { mapValues } = Map.prototype; assert.isFunction(mapValues); assert.arity(mapValues, 1); assert.name(mapValues, 'mapValues'); assert.nonEnumerable(Map.prototype, 'mapValues'); const map = new Map([[1, 2]]); const context = {}; map.mapValues(function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 1, 'correct key in callback'); assert.same(that, map, 'correct link to map in callback'); assert.same(this, context, 'correct callback context'); }, context); assert.true(new Map().mapValues(it => it) instanceof Map); assert.deepEqual(from(new Map([ ['a', 1], [1, 2], ['b', 3], [2, 'q'], ['c', {}], [3, 4], ['d', true], [4, 5], ]).mapValues((value, key) => `${ key }${ value }`)), [ ['a', 'a1'], [1, '12'], ['b', 'b3'], [2, '2q'], ['c', 'c[object Object]'], [3, '34'], ['d', 'dtrue'], [4, '45'], ]); assert.throws(() => mapValues.call({}, () => { /* empty */ }), TypeError); assert.throws(() => mapValues.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => mapValues.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.merge.js
JavaScript
import from from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map#merge', assert => { const { merge } = Map.prototype; assert.isFunction(merge); assert.arity(merge, 1); assert.name(merge, 'merge'); assert.nonEnumerable(Map.prototype, 'merge'); const map = new Map([[1, 2]]); const result = map.merge([[3, 4]]); assert.same(result, map); assert.true(result instanceof Map); assert.deepEqual(from(new Map([[1, 2], [3, 4]]).merge([[5, 6]])), [[1, 2], [3, 4], [5, 6]]); assert.deepEqual(from(new Map([[1, 2], [3, 4]]).merge([[3, 5], [5, 6]])), [[1, 2], [3, 5], [5, 6]]); assert.deepEqual(from(new Map([[1, 2], [3, 4]]).merge([])), [[1, 2], [3, 4]]); assert.deepEqual(from(new Map([[1, 2], [3, 4]]).merge([[3, 5]], [[5, 6]])), [[1, 2], [3, 5], [5, 6]]); assert.throws(() => merge.call({}, [[1, 2]]), TypeError); assert.throws(() => merge.call(undefined, [[1, 2]]), TypeError); assert.throws(() => merge.call(null, [[1, 2]]), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.of.js
JavaScript
import from from 'core-js-pure/es/array/from'; import Map from 'core-js-pure/full/map'; QUnit.test('Map.of', assert => { const { of } = Map; assert.isFunction(of); assert.arity(of, 0); assert.true(of() instanceof Map); assert.deepEqual(from(of([1, 2])), [[1, 2]]); assert.deepEqual(from(of([1, 2], [2, 3], [1, 4])), [[1, 4], [2, 3]]); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.reduce.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#reduce', assert => { const { reduce } = Map.prototype; assert.isFunction(reduce); assert.arity(reduce, 1); assert.name(reduce, 'reduce'); assert.nonEnumerable(Map.prototype, 'reduce'); const set = new Map([['a', 1]]); const accumulator = {}; set.reduce(function (memo, value, key, that) { assert.same(arguments.length, 4, 'correct number of callback arguments'); assert.same(memo, accumulator, 'correct callback accumulator'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 'a', 'correct index in callback'); assert.same(that, set, 'correct link to set in callback'); }, accumulator); assert.same(new Map([ ['a', 1], ['b', 2], ['c', 3], ]).reduce((a, b) => a + b, 1), 7, 'works with initial accumulator'); new Map([ ['a', 1], ['b', 2], ]).reduce((memo, value, key) => { assert.same(memo, 1, 'correct default accumulator'); assert.same(value, 2, 'correct start value without initial accumulator'); assert.same(key, 'b', 'correct start index without initial accumulator'); }); assert.same(new Map([ ['a', 1], ['b', 2], ['c', 3], ]).reduce((a, b) => a + b), 6, 'works without initial accumulator'); let values = ''; let keys = ''; new Map([ ['a', 1], ['b', 2], ['c', 3], ]).reduce((memo, value, key, s) => { s.delete('b'); values += value; keys += key; }, 0); assert.same(values, '13', 'correct order #1'); assert.same(keys, 'ac', 'correct order #2'); assert.throws(() => reduce.call({}, () => { /* empty */ }, 1), TypeError); assert.throws(() => reduce.call(undefined, () => { /* empty */ }, 1), TypeError); assert.throws(() => reduce.call(null, () => { /* empty */ }, 1), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.some.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#some', assert => { const { some } = Map.prototype; assert.isFunction(some); assert.arity(some, 1); assert.name(some, 'some'); assert.nonEnumerable(Map.prototype, 'some'); let map = new Map([[9, 1]]); const context = {}; map.some(function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 1, 'correct value in callback'); assert.same(key, 9, 'correct index in callback'); assert.same(that, map, 'correct link to map in callback'); assert.same(this, context, 'correct callback context'); }, context); map = new Map([[0, 1], [1, '2'], [2, 3]]); assert.true(map.some(it => typeof it == 'number')); assert.true(map.some(it => it < 3)); assert.false(map.some(it => it < 0)); assert.true(map.some(it => typeof it == 'string')); assert.false(map.some(function () { return +this !== 1; }, 1)); let result = ''; map.some((value, key) => { result += key; return false; }); assert.same(result, '012'); assert.true(map.some((value, key, that) => that === map)); assert.throws(() => some.call({}, () => { /* empty */ }), TypeError); assert.throws(() => some.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => some.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.update-or-insert.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#updateOrInsert', assert => { const { updateOrInsert } = Map.prototype; assert.isFunction(updateOrInsert); assert.arity(updateOrInsert, 2); assert.nonEnumerable(Map.prototype, 'updateOrInsert'); const map = new Map([['a', 2]]); assert.same(map.updateOrInsert('a', function (value) { assert.same(arguments.length, 1, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); return value ** 2; }, () => { assert.avoid(); return 3; }), 4, 'returns a correct value'); assert.same(map.updateOrInsert('b', value => { assert.avoid(); return value ** 2; }, function () { assert.same(arguments.length, 0, 'correct number of callback arguments'); return 3; }), 3, 'returns a correct value'); assert.same(map.size, 2, 'correct size'); assert.same(map.get('a'), 4, 'correct result #1'); assert.same(map.get('b'), 3, 'correct result #2'); assert.same(new Map([['a', 2]]).updateOrInsert('b', null, () => 3), 3); assert.same(new Map([['a', 2]]).updateOrInsert('a', value => value ** 2), 4); assert.throws(() => new Map().updateOrInsert('a'), TypeError); assert.throws(() => updateOrInsert.call({}, 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); assert.throws(() => updateOrInsert.call([], 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); assert.throws(() => updateOrInsert.call(undefined, 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); assert.throws(() => updateOrInsert.call(null, 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.update.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#update', assert => { const { update } = Map.prototype; assert.isFunction(update); assert.arity(update, 2); assert.name(update, 'update'); assert.nonEnumerable(Map.prototype, 'update'); let map = new Map([[9, 2]]); assert.same(map.update(9, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 9, 'correct key in callback'); assert.same(that, map, 'correct link to map in callback'); return value * 2; }), map, 'returns this'); assert.same(map.size, 1, 'correct size'); assert.same(map.get(9), 4, 'correct result'); map = new Map([[4, 5]]); map.update(9, function (value, key, that) { assert.same(arguments.length, 3, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); assert.same(key, 9, 'correct key in callback'); assert.same(that, map, 'correct link to map in callback'); return value * 2; }, function (key, that) { assert.same(arguments.length, 2, 'correct number of thunk arguments'); assert.same(key, 9, 'correct key in thunk'); assert.same(that, map, 'correct link to map in thunk'); return 2; }); assert.same(map.size, 2, 'correct size'); assert.same(map.get(4), 5, 'correct result #1'); assert.same(map.get(9), 4, 'correct result #2'); assert.throws(() => new Map([[9, 2]]).update(9), TypeError); assert.throws(() => new Map().update(9, () => { /* empty */ }), TypeError); assert.throws(() => update.call({}, () => { /* empty */ }), TypeError); assert.throws(() => update.call([], () => { /* empty */ }), TypeError); assert.throws(() => update.call(undefined, () => { /* empty */ }), TypeError); assert.throws(() => update.call(null, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.map.upsert.js
JavaScript
import Map from 'core-js-pure/full/map'; QUnit.test('Map#upsert', assert => { const { upsert } = Map.prototype; assert.isFunction(upsert); assert.arity(upsert, 2); assert.nonEnumerable(Map.prototype, 'upsert'); const map = new Map([['a', 2]]); assert.same(map.upsert('a', function (value) { assert.same(arguments.length, 1, 'correct number of callback arguments'); assert.same(value, 2, 'correct value in callback'); return value ** 2; }, () => { assert.avoid(); return 3; }), 4, 'returns a correct value'); assert.same(map.upsert('b', value => { assert.avoid(); return value ** 2; }, function () { assert.same(arguments.length, 0, 'correct number of callback arguments'); return 3; }), 3, 'returns a correct value'); assert.same(map.size, 2, 'correct size'); assert.same(map.get('a'), 4, 'correct result #1'); assert.same(map.get('b'), 3, 'correct result #2'); assert.same(new Map([['a', 2]]).upsert('b', null, () => 3), 3); assert.same(new Map([['a', 2]]).upsert('a', value => value ** 2), 4); assert.throws(() => new Map().upsert('a'), TypeError); assert.throws(() => upsert.call({}, 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); assert.throws(() => upsert.call([], 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); assert.throws(() => upsert.call(undefined, 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); assert.throws(() => upsert.call(null, 'a', () => { /* empty */ }, () => { /* empty */ }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.clamp.js
JavaScript
import clamp from 'core-js-pure/full/math/clamp'; QUnit.test('Math.clamp', assert => { assert.isFunction(clamp); assert.arity(clamp, 3); assert.same(clamp(2, 4, 6), 4); assert.same(clamp(4, 2, 6), 4); assert.same(clamp(6, 2, 4), 4); assert.same(clamp(-0, 0, 1), 0, 'If value is -0𝔽 and min is +0𝔽, return +0𝔽.'); assert.same(clamp(0, -0, 1), 0, 'If value is +0𝔽 and min is -0𝔽, return +0𝔽.'); assert.same(clamp(-0, -1, 0), -0, 'If value is -0𝔽 and max is +0𝔽, return -0𝔽.'); assert.same(clamp(0, -1, -0), -0, 'If value is +0𝔽 and max is -0𝔽, return -0𝔽.'); assert.same(clamp(0, -0, -0), -0, 'If min = max return min.'); assert.same(clamp(2, 0, -0), -0, 'min is +0𝔽 and max is -0𝔽'); assert.same(clamp(2, 3, 1), 1, 'min > max'); assert.same(clamp(NaN, 3, 1), NaN, 'If value is NaN, return NaN.'); assert.same(clamp(2, NaN, 1), NaN, 'If min is NaN, return NaN.'); assert.same(clamp(2, 3, NaN), NaN, 'If max is NaN, return NaN.'); assert.throws(() => clamp({ valueOf: () => 2 }, 1, 3), TypeError, 'If value is not a Number, throw a TypeError exception'); assert.throws(() => clamp(2, Object(1), 3), TypeError, 'If min is not a Number, throw a TypeError exception.'); assert.throws(() => clamp(2, 1, Object(3)), TypeError, 'If max is not a Number, throw a TypeError exception.'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.deg-per-rad.js
JavaScript
import DEG_PER_RAD from 'core-js-pure/full/math/deg-per-rad'; QUnit.test('Math.DEG_PER_RAD', assert => { assert.same(DEG_PER_RAD, Math.PI / 180, 'Is Math.PI / 180'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.degrees.js
JavaScript
import { createConversionChecker } from '../helpers/helpers.js'; import degrees from 'core-js-pure/full/math/degrees'; QUnit.test('Math.degrees', assert => { assert.isFunction(degrees); assert.arity(degrees, 1); assert.same(degrees(0), 0); assert.same(degrees(Math.PI / 2), 90); assert.same(degrees(Math.PI), 180); assert.same(degrees(3 * Math.PI / 2), 270); const checker = createConversionChecker(3 * Math.PI / 2); assert.same(degrees(checker), 270, 'object wrapper'); assert.same(checker.$valueOf, 1, 'valueOf calls'); assert.same(checker.$toString, 0, 'toString calls'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.fscale.js
JavaScript
import { createConversionChecker } from '../helpers/helpers.js'; import fscale from 'core-js-pure/full/math/fscale'; QUnit.test('Math.fscale', assert => { assert.isFunction(fscale); assert.arity(fscale, 5); assert.same(fscale(3, 1, 2, 1, 2), 3); assert.same(fscale(0, 3, 5, 8, 10), 5); assert.same(fscale(1, 1, 1, 1, 1), NaN); assert.same(fscale(-1, -1, -1, -1, -1), NaN); const checker1 = createConversionChecker(3); const checker2 = createConversionChecker(1); const checker3 = createConversionChecker(2); const checker4 = createConversionChecker(1); const checker5 = createConversionChecker(2); assert.same(fscale(checker1, checker2, checker3, checker4, checker5), 3, 'object wrapper'); assert.same(checker1.$valueOf, 1, 'checker1 valueOf calls'); assert.same(checker1.$toString, 0, 'checker1 toString calls'); assert.same(checker2.$valueOf, 1, 'checker2 valueOf calls'); assert.same(checker2.$toString, 0, 'checker2 toString calls'); assert.same(checker3.$valueOf, 1, 'checker3 valueOf calls'); assert.same(checker3.$toString, 0, 'checker3 toString calls'); assert.same(checker4.$valueOf, 1, 'checker4 valueOf calls'); assert.same(checker4.$toString, 0, 'checker4 toString calls'); assert.same(checker5.$valueOf, 1, 'checker5 valueOf calls'); assert.same(checker5.$toString, 0, 'checker5 toString calls'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.iaddh.js
JavaScript
import iaddh from 'core-js-pure/full/math/iaddh'; QUnit.test('Math.iaddh', assert => { assert.isFunction(iaddh); assert.arity(iaddh, 4); assert.same(iaddh(0, 2, 1, 0), 2); assert.same(iaddh(0, 4, 1, 1), 5); assert.same(iaddh(2, 4, 1, 1), 5); assert.same(iaddh(0xFFFFFFFF, 4, 1, 1), 6); assert.same(iaddh(1, 4, 0xFFFFFFFF, 1), 6); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.imulh.js
JavaScript
import imulh from 'core-js-pure/full/math/imulh'; QUnit.test('Math.imulh', assert => { assert.isFunction(imulh); assert.arity(imulh, 2); assert.same(imulh(0xFFFFFFFF, 7), -1); assert.same(imulh(0xFFFFFFF, 77), 4); assert.same(imulh(1, 7), 0); assert.same(imulh(-1, 7), -1); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.isubh.js
JavaScript
import isubh from 'core-js-pure/full/math/isubh'; QUnit.test('Math.isubh', assert => { assert.isFunction(isubh); assert.arity(isubh, 4); assert.same(isubh(0, 2, 1, 0), 1); assert.same(isubh(0, 4, 1, 1), 2); assert.same(isubh(2, 4, 1, 1), 3); assert.same(isubh(0xFFFFFFFF, 4, 1, 1), 3); assert.same(isubh(1, 4, 0xFFFFFFFF, 1), 2); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.rad-per-deg.js
JavaScript
import RAD_PER_DEG from 'core-js-pure/full/math/rad-per-deg'; QUnit.test('Math.RAD_PER_DEG', assert => { assert.same(RAD_PER_DEG, 180 / Math.PI, 'Is 180 / Math.PI'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.radians.js
JavaScript
import { createConversionChecker } from '../helpers/helpers.js'; import radians from 'core-js-pure/full/math/radians'; QUnit.test('Math.radians', assert => { assert.isFunction(radians); assert.arity(radians, 1); assert.same(radians(0), 0); assert.same(radians(90), Math.PI / 2); assert.same(radians(180), Math.PI); assert.same(radians(270), 3 * Math.PI / 2); const checker = createConversionChecker(270); assert.same(radians(checker), 3 * Math.PI / 2, 'object wrapper'); assert.same(checker.$valueOf, 1, 'valueOf calls'); assert.same(checker.$toString, 0, 'toString calls'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.scale.js
JavaScript
import { createConversionChecker } from '../helpers/helpers.js'; import scale from 'core-js-pure/full/math/scale'; QUnit.test('Math.scale', assert => { assert.isFunction(scale); assert.arity(scale, 5); assert.same(scale(3, 1, 2, 1, 2), 3); assert.same(scale(0, 3, 5, 8, 10), 5); assert.same(scale(1, 1, 1, 1, 1), NaN); assert.same(scale(-1, -1, -1, -1, -1), NaN); const checker1 = createConversionChecker(3); const checker2 = createConversionChecker(1); const checker3 = createConversionChecker(2); const checker4 = createConversionChecker(1); const checker5 = createConversionChecker(2); assert.same(scale(checker1, checker2, checker3, checker4, checker5), 3, 'object wrapper'); assert.same(checker1.$valueOf, 1, 'checker1 valueOf calls'); assert.same(checker1.$toString, 0, 'checker1 toString calls'); assert.same(checker2.$valueOf, 1, 'checker2 valueOf calls'); assert.same(checker2.$toString, 0, 'checker2 toString calls'); assert.same(checker3.$valueOf, 1, 'checker3 valueOf calls'); assert.same(checker3.$toString, 0, 'checker3 toString calls'); assert.same(checker4.$valueOf, 1, 'checker4 valueOf calls'); assert.same(checker4.$toString, 0, 'checker4 toString calls'); assert.same(checker5.$valueOf, 1, 'checker5 valueOf calls'); assert.same(checker5.$toString, 0, 'checker5 toString calls'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.seeded-prng.js
JavaScript
import seededPRNG from 'core-js-pure/full/math/seeded-prng'; QUnit.test('Math.seededPRNG', assert => { assert.isFunction(seededPRNG); assert.arity(seededPRNG, 1); for (const gen of [seededPRNG({ seed: 42 }), seededPRNG({ seed: 42 })]) { assert.deepEqual(gen.next(), { value: 0.16461519912315087, done: false }); assert.deepEqual(gen.next(), { value: 0.2203933906000046, done: false }); assert.deepEqual(gen.next(), { value: 0.8249682894209105, done: false }); assert.deepEqual(gen.next(), { value: 0.10750079537509083, done: false }); assert.deepEqual(gen.next(), { value: 0.004673248161257476, done: false }); } for (const gen of [seededPRNG({ seed: 43 }), seededPRNG({ seed: 43 })]) { assert.deepEqual(gen.next(), { value: 0.1923438591811283, done: false }); assert.deepEqual(gen.next(), { value: 0.7896811578326683, done: false }); assert.deepEqual(gen.next(), { value: 0.9518230761883996, done: false }); assert.deepEqual(gen.next(), { value: 0.1414634102410296, done: false }); assert.deepEqual(gen.next(), { value: 0.7379838030207752, done: false }); } assert.throws(() => seededPRNG(), TypeError); assert.throws(() => seededPRNG(5), TypeError); assert.throws(() => seededPRNG({ seed: null }), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.signbit.js
JavaScript
import { createConversionChecker } from '../helpers/helpers.js'; import signbit from 'core-js-pure/full/math/signbit'; QUnit.test('Math.signbit', assert => { assert.isFunction(signbit); assert.false(signbit(NaN)); assert.false(signbit()); assert.true(signbit(-0)); assert.false(signbit(0)); assert.false(signbit(Infinity)); assert.true(signbit(-Infinity)); assert.false(signbit(13510798882111488)); assert.true(signbit(-13510798882111488)); assert.false(signbit(42.5)); assert.true(signbit(-42.5)); const checker = createConversionChecker(-13510798882111488); assert.true(signbit(checker), 'object wrapper'); assert.same(checker.$valueOf, 1, 'valueOf calls'); assert.same(checker.$toString, 0, 'toString calls'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.math.umulh.js
JavaScript
import umulh from 'core-js-pure/full/math/umulh'; QUnit.test('Math.umulh', assert => { assert.isFunction(umulh); assert.arity(umulh, 2); assert.same(umulh(0xFFFFFFFF, 7), 6); assert.same(umulh(0xFFFFFFF, 77), 4); assert.same(umulh(1, 7), 0); assert.same(umulh(-1, 7), 6); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.number.clamp.js
JavaScript
import clamp from 'core-js-pure/full/number/clamp'; QUnit.test('Number#clamp', assert => { assert.isFunction(clamp); assert.same(clamp(2, 4, 6), 4); assert.same(clamp(4, 2, 6), 4); assert.same(clamp(6, 2, 4), 4); assert.same(clamp(-0, 0, 1), 0, 'If value is -0𝔽 and min is +0𝔽, return +0𝔽.'); assert.same(clamp(0, -0, 1), 0, 'If value is +0𝔽 and min is -0𝔽, return +0𝔽.'); assert.same(clamp(-0, -1, 0), -0, 'If value is -0𝔽 and max is +0𝔽, return -0𝔽.'); assert.same(clamp(0, -1, -0), -0, 'If value is +0𝔽 and max is -0𝔽, return -0𝔽.'); assert.same(clamp(0, -0, -0), -0, 'If min = max return min.'); assert.same(clamp(2, 0, -0), -0, 'min is +0𝔽 and max is -0𝔽'); assert.same(clamp(2, 3, 1), 1, 'min > max'); assert.same(clamp(NaN, 3, 1), NaN, 'If value is NaN, return NaN.'); assert.same(clamp(2, NaN, 1), NaN, 'If min is NaN, return NaN.'); assert.same(clamp(2, 3, NaN), NaN, 'If max is NaN, return NaN.'); assert.throws(() => clamp({ valueOf: () => 2 }, 1, 3), TypeError, 'If value is not a Number, throw a TypeError exception'); assert.throws(() => clamp(2, Object(1), 3), TypeError, 'If min is not a Number, throw a TypeError exception.'); assert.throws(() => clamp(2, 1, Object(3)), TypeError, 'If max is not a Number, throw a TypeError exception.'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.number.from-string.js
JavaScript
import fromString from 'core-js-pure/full/number/from-string'; QUnit.test('Number.fromString', assert => { assert.isFunction(fromString); assert.name(fromString, 'fromString'); assert.arity(fromString, 2); assert.throws(() => fromString(undefined), TypeError, 'The first argument should be a string #1'); assert.throws(() => fromString(Object('10')), TypeError, 'The first argument should be a string #1'); assert.throws(() => fromString(''), SyntaxError, 'Empty string'); assert.same(fromString('-10', 2), -2, 'Works with negative numbers'); assert.throws(() => fromString('-'), SyntaxError, '-'); assert.same(fromString('10'), 10, 'Default radix is 10 #1'); assert.same(fromString('10', undefined), 10, 'Default radix is 10 #2'); for (let radix = 2; radix <= 36; ++radix) { assert.same(fromString('10', radix), radix, `Radix ${ radix }`); } assert.throws(() => fromString('10', -4294967294), RangeError, 'Radix uses ToInteger #1'); assert.same(fromString('10', 2.5), 2, 'Radix uses ToInteger #2'); assert.same(fromString('42'), 42); assert.same(fromString('42', 10), 42); assert.same(fromString('3.14159', 10), 3.14159); assert.same(fromString('-100.11', 2), -4.75); assert.same(fromString('202.1', 3), 20.333333333333332); assert.same(fromString('0'), 0); assert.same(fromString('0', 2), 0); assert.same(fromString('-0'), -0); assert.same(fromString('-0', 2), -0); assert.throws(() => fromString('0xc0ffee'), SyntaxError); assert.throws(() => fromString('0o755'), SyntaxError); assert.throws(() => fromString('0b00101010'), SyntaxError); assert.throws(() => fromString('C0FFEE', 16), SyntaxError); assert.same(fromString('c0ffee', 16), 12648430); assert.same(fromString('755', 8), 493); assert.throws(() => fromString(''), SyntaxError); assert.throws(() => fromString(' '), SyntaxError); assert.throws(() => fromString(' 1'), SyntaxError); assert.throws(() => fromString(' \n '), SyntaxError); assert.throws(() => fromString('x'), SyntaxError); assert.throws(() => fromString('1234', 0), RangeError); assert.throws(() => fromString('1234', 1), RangeError); assert.throws(() => fromString('1234', 37), RangeError); assert.throws(() => fromString('010'), SyntaxError); assert.throws(() => fromString('1_000_000_000'), SyntaxError); assert.throws(() => fromString('19', 8), SyntaxError, 'Invalid digit for radix #1'); assert.throws(() => fromString('1g', 16), SyntaxError, 'Invalid digit for radix #2'); assert.throws(() => fromString('fg', 16), SyntaxError, 'Invalid digit for radix #3'); assert.throws(() => fromString('89', 8), SyntaxError, 'Invalid digit for radix #4'); assert.throws(() => fromString('1.2.3', 16), SyntaxError, 'Multiple dots #1'); assert.throws(() => fromString('1.2.3', 10), SyntaxError, 'Multiple dots #2'); assert.throws(() => fromString('.5', 16), SyntaxError, 'Leading dot #1'); assert.throws(() => fromString('5.', 16), SyntaxError, 'Trailing dot #1'); assert.throws(() => fromString('.5', 10), SyntaxError, 'Leading dot #2'); assert.throws(() => fromString('5.', 10), SyntaxError, 'Trailing dot #2'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.number.range.js
JavaScript
import { MAX_SAFE_INTEGER } from '../helpers/constants.js'; import from from 'core-js-pure/es/array/from'; import range from 'core-js-pure/full/number/range'; QUnit.test('range', assert => { assert.isFunction(range); assert.name(range, 'range'); assert.arity(range, 3); let iterator = range(1, 2); assert.isIterator(iterator); assert.isIterable(iterator); assert.deepEqual(iterator.next(), { value: 1, done: false, }); assert.deepEqual(iterator.next(), { value: undefined, done: true, }); assert.deepEqual(from(range(-1, 5)), [-1, 0, 1, 2, 3, 4]); assert.deepEqual(from(range(-5, 1)), [-5, -4, -3, -2, -1, 0]); assert.deepEqual( from(range(0, 1, 0.1)), [0, 0.1, 0.2, 0.30000000000000004, 0.4, 0.5, 0.6000000000000001, 0.7000000000000001, 0.8, 0.9], ); assert.deepEqual( from(range(MAX_SAFE_INTEGER, MAX_SAFE_INTEGER + 1, { inclusive: true })), [MAX_SAFE_INTEGER, MAX_SAFE_INTEGER + 1], ); assert.deepEqual(from(range(0, 0)), []); assert.deepEqual(from(range(0, -5, 1)), []); assert.throws(() => range(NaN, 0), RangeError, 'NaN as start'); assert.throws(() => range(0, NaN), RangeError, 'NaN as end'); assert.throws(() => range(NaN, NaN), RangeError, 'NaN as start and end'); assert.throws(() => range(0, 0, { step: NaN }), RangeError, 'NaN as step option'); assert.throws(() => range(0, 5, NaN), RangeError, 'NaN as step argument'); iterator = range(1, 3); assert.deepEqual(iterator.start, 1); assert.deepEqual(iterator.end, 3); assert.deepEqual(iterator.step, 1); assert.false(iterator.inclusive); iterator = range(-1, -3, { inclusive: true }); assert.deepEqual(iterator.start, -1); assert.deepEqual(iterator.end, -3); assert.same(iterator.step, -1); assert.true(iterator.inclusive); iterator = range(-1, -3, { step: 4, inclusive() { /* empty */ } }); assert.same(iterator.start, -1); assert.same(iterator.end, -3); assert.same(iterator.step, 4); assert.true(iterator.inclusive); iterator = range(0, 5); // eslint-disable-next-line es/no-object-getownpropertydescriptor -- safe assert.throws(() => Object.getOwnPropertyDescriptor(iterator, 'start').get.call({}), TypeError); assert.throws(() => range(Infinity, 10, 0), RangeError); assert.throws(() => range(-Infinity, 10, 0), RangeError); assert.throws(() => range(0, 10, Infinity), RangeError); assert.throws(() => range(0, 10, { step: Infinity }), RangeError); assert.throws(() => range({}, 1), TypeError); assert.throws(() => range(1, {}), TypeError); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.object.iterate-entries.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; import iterateEntries from 'core-js-pure/full/object/iterate-entries'; QUnit.test('Object.iterateEntries', assert => { assert.isFunction(iterateEntries); assert.name(iterateEntries, 'iterateEntries'); assert.arity(iterateEntries, 1); const object = { q: 1, w: 2, e: 3, }; const iterator = iterateEntries(object); assert.isIterator(iterator); assert.isIterable(iterator); assert.same(iterator[Symbol.toStringTag], 'Object Iterator'); assert.deepEqual(iterator.next(), { value: ['q', 1], done: false, }); delete object.w; assert.deepEqual(iterator.next(), { value: ['e', 3], done: false, }); assert.deepEqual(iterator.next(), { value: undefined, done: true, }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.object.iterate-keys.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; import iterateKeys from 'core-js-pure/full/object/iterate-keys'; QUnit.test('Object.iterateKeys', assert => { assert.isFunction(iterateKeys); assert.name(iterateKeys, 'iterateKeys'); assert.arity(iterateKeys, 1); const object = { q: 1, w: 2, e: 3, }; const iterator = iterateKeys(object); assert.isIterator(iterator); assert.isIterable(iterator); assert.same(iterator[Symbol.toStringTag], 'Object Iterator'); assert.deepEqual(iterator.next(), { value: 'q', done: false, }); delete object.w; assert.deepEqual(iterator.next(), { value: 'e', done: false, }); assert.deepEqual(iterator.next(), { value: undefined, done: true, }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.object.iterate-values.js
JavaScript
import Symbol from 'core-js-pure/es/symbol'; import iterateValues from 'core-js-pure/full/object/iterate-values'; QUnit.test('Object.iterateValues', assert => { assert.isFunction(iterateValues); assert.name(iterateValues, 'iterateValues'); assert.arity(iterateValues, 1); const object = { q: 1, w: 2, e: 3, }; const iterator = iterateValues(object); assert.isIterator(iterator); assert.isIterable(iterator); assert.same(iterator[Symbol.toStringTag], 'Object Iterator'); assert.deepEqual(iterator.next(), { value: 1, done: false, }); delete object.w; assert.deepEqual(iterator.next(), { value: 3, done: false, }); assert.deepEqual(iterator.next(), { value: undefined, done: true, }); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.observable.constructor.js
JavaScript
import { STRICT } from '../helpers/constants.js'; import Symbol from 'core-js-pure/full/symbol'; import Observable from 'core-js-pure/full/observable'; QUnit.test('Observable', assert => { assert.isFunction(Observable); assert.arity(Observable, 1); const observable = new Observable(function (subscriptionObserver) { assert.same(typeof subscriptionObserver, 'object', 'Subscription observer is object'); assert.same(subscriptionObserver.constructor, Object); const { next, error, complete } = subscriptionObserver; assert.isFunction(next); assert.isFunction(error); assert.isFunction(complete); assert.arity(next, 1); assert.arity(error, 1); assert.arity(complete, 0); if (STRICT) { assert.same(this, undefined, 'correct executor context'); } }); observable.subscribe({}); assert.true(observable instanceof Observable); // eslint-disable-next-line sonarjs/inconsistent-function-call -- required for testing assert.throws(() => Observable(() => { /* empty */ }), 'throws w/o `new`'); }); QUnit.test('Observable#subscribe', assert => { assert.isFunction(Observable.prototype.subscribe); assert.arity(Observable.prototype.subscribe, 1); const subscription = new Observable(() => { /* empty */ }).subscribe({}); assert.same(typeof subscription, 'object', 'Subscription is object'); assert.same(subscription.constructor, Object); assert.isFunction(subscription.unsubscribe); assert.arity(subscription.unsubscribe, 0); }); QUnit.test('Observable#constructor', assert => { assert.same(Observable.prototype.constructor, Observable); }); QUnit.test('Observable#@@observable', assert => { assert.isFunction(Observable.prototype[Symbol.observable]); const observable = new Observable(() => { /* empty*/ }); assert.same(observable[Symbol.observable](), observable); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.observable.from.js
JavaScript
import Observable from 'core-js-pure/full/observable'; QUnit.test('Observable.from', assert => { assert.isFunction(Observable.from); assert.arity(Observable.from, 1); const results1 = []; Observable.from([1, 2, 3]).subscribe({ next: v => results1.push(v) }); assert.deepEqual(results1, [1, 2, 3], 'first subscription receives all values'); const obs = Observable.from([4, 5, 6]); const sub1 = []; const sub2 = []; obs.subscribe({ next: v => sub1.push(v) }); obs.subscribe({ next: v => sub2.push(v) }); assert.deepEqual(sub1, [4, 5, 6], 'multi-subscribe: first subscription'); assert.deepEqual(sub2, [4, 5, 6], 'multi-subscribe: second subscription gets fresh iterator'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.observable.of.js
JavaScript
import Observable from 'core-js-pure/full/observable'; QUnit.test('Observable.of', assert => { assert.isFunction(Observable.of); assert.arity(Observable.of, 0); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.reflect.define-metadata.js
JavaScript
import defineMetadata from 'core-js-pure/full/reflect/define-metadata'; QUnit.test('Reflect.defineMetadata', assert => { assert.isFunction(defineMetadata); assert.arity(defineMetadata, 3); assert.throws(() => defineMetadata('key', 'value', undefined, undefined), TypeError); assert.same(defineMetadata('key', 'value', {}, undefined), undefined); assert.same(defineMetadata('key', 'value', {}, 'name'), undefined); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.reflect.delete-metadata.js
JavaScript
import create from 'core-js-pure/full/object/create'; import defineMetadata from 'core-js-pure/full/reflect/define-metadata'; import hasOwnMetadata from 'core-js-pure/full/reflect/has-own-metadata'; import deleteMetadata from 'core-js-pure/full/reflect/delete-metadata'; QUnit.test('Reflect.deleteMetadata', assert => { assert.isFunction(deleteMetadata); assert.arity(deleteMetadata, 2); assert.throws(() => deleteMetadata('key', undefined, undefined), TypeError); assert.false(deleteMetadata('key', {}, undefined)); let object = {}; defineMetadata('key', 'value', object, undefined); assert.true(deleteMetadata('key', object, undefined)); const prototype = {}; defineMetadata('key', 'value', prototype, undefined); assert.false(deleteMetadata('key', create(prototype), undefined)); object = {}; defineMetadata('key', 'value', object, undefined); deleteMetadata('key', object, undefined); assert.false(hasOwnMetadata('key', object, undefined)); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.reflect.get-metadata-keys.js
JavaScript
import create from 'core-js-pure/full/object/create'; import defineMetadata from 'core-js-pure/full/reflect/define-metadata'; import getMetadataKeys from 'core-js-pure/full/reflect/get-metadata-keys'; QUnit.test('Reflect.getMetadataKeys', assert => { assert.isFunction(getMetadataKeys); assert.arity(getMetadataKeys, 1); assert.throws(() => getMetadataKeys(undefined, undefined), TypeError); assert.deepEqual(getMetadataKeys({}, undefined), []); let object = {}; defineMetadata('key', 'value', object, undefined); assert.deepEqual(getMetadataKeys(object, undefined), ['key']); let prototype = {}; object = create(prototype); defineMetadata('key', 'value', prototype, undefined); assert.deepEqual(getMetadataKeys(object, undefined), ['key']); object = {}; defineMetadata('key0', 'value', object, undefined); defineMetadata('key1', 'value', object, undefined); assert.deepEqual(getMetadataKeys(object, undefined), ['key0', 'key1']); object = {}; defineMetadata('key0', 'value', object, undefined); defineMetadata('key1', 'value', object, undefined); defineMetadata('key0', 'value', object, undefined); assert.deepEqual(getMetadataKeys(object, undefined), ['key0', 'key1']); prototype = {}; defineMetadata('key2', 'value', prototype, undefined); object = create(prototype); defineMetadata('key0', 'value', object, undefined); defineMetadata('key1', 'value', object, undefined); assert.deepEqual(getMetadataKeys(object, undefined), ['key0', 'key1', 'key2']); assert.deepEqual(getMetadataKeys({}, 'name'), []); object = {}; defineMetadata('key', 'value', object, 'name'); assert.deepEqual(getMetadataKeys(object, 'name'), ['key']); prototype = {}; object = create(prototype); defineMetadata('key', 'value', prototype, 'name'); assert.deepEqual(getMetadataKeys(object, 'name'), ['key']); object = {}; defineMetadata('key0', 'value', object, 'name'); defineMetadata('key1', 'value', object, 'name'); defineMetadata('key0', 'value', object, 'name'); assert.deepEqual(getMetadataKeys(object, 'name'), ['key0', 'key1']); prototype = {}; defineMetadata('key2', 'value', prototype, 'name'); object = create(prototype); defineMetadata('key0', 'value', object, 'name'); defineMetadata('key1', 'value', object, 'name'); assert.deepEqual(getMetadataKeys(object, 'name'), ['key0', 'key1', 'key2']); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev
tests/unit-pure/esnext.reflect.get-metadata.js
JavaScript
import create from 'core-js-pure/full/object/create'; import defineMetadata from 'core-js-pure/full/reflect/define-metadata'; import getMetadata from 'core-js-pure/full/reflect/get-metadata'; QUnit.test('Reflect.getMetadata', assert => { assert.isFunction(getMetadata); assert.arity(getMetadata, 2); assert.throws(() => getMetadata('key', undefined, undefined), TypeError); assert.same(getMetadata('key', {}, undefined), undefined); let object = {}; defineMetadata('key', 'value', object, undefined); assert.same(getMetadata('key', object, undefined), 'value'); let prototype = {}; object = create(prototype); defineMetadata('key', 'value', prototype, undefined); assert.same(getMetadata('key', object, undefined), 'value'); assert.same(getMetadata('key', {}, 'name'), undefined); object = {}; defineMetadata('key', 'value', object, 'name'); assert.same(getMetadata('key', object, 'name'), 'value'); prototype = {}; object = create(prototype); defineMetadata('key', 'value', prototype, 'name'); assert.same(getMetadata('key', object, 'name'), 'value'); });
zloirock/core-js
25,418
Standard Library
JavaScript
zloirock
Denis Pushkarev