File size: 7,088 Bytes
082058f 37a34fd | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 | // Targeted cases for the Node API (node.mjs), using small inline fixtures.
import { test } from 'node:test';
import assert from 'node:assert/strict';
import { tokenize } from '../src/lexer.mjs';
import { parse } from '../src/ast.mjs';
import { Node, isDateKey } from '../src/node.mjs';
import { EditSession } from '../src/edit.mjs';
const FAKE_PATH = 'fixture.txt';
function makeNode(text) {
const tokens = tokenize(text);
const tree = parse(tokens);
const session = new EditSession(FAKE_PATH, text, tokens, { bom: false });
const node = new Node({
items: tree.items,
tokens,
text,
path: FAKE_PATH,
layer: 'mod',
session,
});
return { node, session };
}
test('get throws on a duplicated key', () => {
const { node } = makeNode('discovered_by = western\ndiscovered_by = eastern\n');
assert.throws(() => node.get('discovered_by'), /occurs 2 times/);
});
test('all returns both values for a duplicated key', () => {
const { node } = makeNode('discovered_by = western\ndiscovered_by = eastern\n');
assert.deepEqual(node.all('discovered_by'), ['western', 'eastern']);
});
test('get returns undefined for an absent key (only duplicates throw)', () => {
const { node } = makeNode('owner = TLD\n');
assert.equal(node.get('nope'), undefined);
});
test('keys() preserves order and duplicates', () => {
const { node } = makeNode('owner = TLD\nadd_core = TLD\nadd_core = CAS\nculture = castillian\n');
assert.deepEqual(node.keys(), ['owner', 'add_core', 'add_core', 'culture']);
});
test('duplicate date blocks are both reachable via blocks(), with and without a key filter', () => {
const { node } = makeNode(
'1444.11.11 = {\n\towner = CAS\n}\n1444.11.11 = {\n\treligion = catholic\n}\n',
);
const all = node.blocks();
assert.equal(all.length, 2);
const byKey = node.blocks('1444.11.11');
assert.equal(byKey.length, 2);
assert.equal(byKey[0].get('owner'), 'CAS');
assert.equal(byKey[1].get('religion'), 'catholic');
});
test('at(): plain assignment resolves to the value in effect as of the given date', () => {
const { node } = makeNode(
'owner = FRI\n1473.2.23 = {\n\towner = BUR\n}\n1498.1.1 = {\n\towner = SAX\n}\n',
);
assert.equal(node.at('1480.1.1').get('owner'), 'BUR');
assert.equal(node.at('1460.1.1').get('owner'), 'FRI');
assert.equal(node.at('1500.1.1').get('owner'), 'SAX');
});
test('at(): add_X/remove_X accumulate into a bucket named X, in insertion order', () => {
const { node } = makeNode(
'add_core = FRI\n'
+ '1445.1.1 = {\n\tadd_core = BUR\n}\n'
+ '1477.1.5 = {\n\tadd_core = HAB\n\tremove_core = BUR\n}\n',
);
assert.deepEqual(node.at('1500.1.1').all('core'), ['FRI', 'HAB']);
});
test('at() throws a clear error on set/add/remove', () => {
const { node } = makeNode('owner = FRI\n1473.2.23 = {\n\towner = BUR\n}\n');
const view = node.at('1480.1.1');
assert.throws(() => view.set('owner', 'X'), /read-only resolved view/);
assert.throws(() => view.add('foo', 'X'), /read-only resolved view/);
assert.throws(() => view.remove('owner'), /read-only resolved view/);
assert.throws(() => view.at('1500.1.1'), /already an at\(\) view/);
});
test("get('owner') returns the bare start-of-game value even when a later date block changes it", () => {
const { node } = makeNode(
'owner = FRI\ncontroller = FRI\n1473.2.23 = {\n\towner = BUR\n\tcontroller = BUR\n}\n',
);
assert.equal(node.get('owner'), 'FRI');
assert.equal(node.get('controller'), 'FRI');
// The literal add_core/owner-style fields stay reachable through the
// normal (non-at) read path completely unaffected by at()'s bucket
// renaming or overwrite resolution.
assert.equal(node.at('1480.1.1').get('owner'), 'BUR');
});
test('bare value list block parses as a block Node and round-trips untouched', () => {
const text = 'historical_idea_groups = {\n\teconomic_ideas\n\toffensive_ideas\n}\n';
const { node } = makeNode(text);
const block = node.block('historical_idea_groups');
assert.deepEqual(block.bareValues(), ['economic_ideas', 'offensive_ideas']);
assert.equal(block.keys().length, 0);
assert.equal(tokenize(text).map((t) => t.raw).join(''), text);
});
test('RGB triple block parses as a block Node with three bare values', () => {
const { node } = makeNode('color = { 20 50 210 }\n');
const block = node.block('color');
assert.deepEqual(block.bareValues(), ['20', '50', '210']);
});
test('empty block { } is handled with no keys and no bare values', () => {
const { node } = makeNode('chance = { }\n');
const block = node.block('chance');
assert.deepEqual(block.keys(), []);
assert.deepEqual(block.bareValues(), []);
});
test('set on a quoted value keeps quoting', () => {
const text = 'owner = "TLD"\n';
const { node, session } = makeNode(text);
node.set('owner', 'CAS');
assert.equal(session.apply(), 'owner = "CAS"\n');
});
test('set on a bare value keeps it bare', () => {
const text = 'owner = TLD\n';
const { node, session } = makeNode(text);
node.set('owner', 'CAS');
assert.equal(session.apply(), 'owner = CAS\n');
});
test('set throws if the target key has zero or more than one match', () => {
const { node: n0 } = makeNode('owner = TLD\n');
assert.throws(() => n0.set('missing', 'X'), /requires exactly one existing entry/);
const { node: n2 } = makeNode('add_core = TLD\nadd_core = CAS\n');
assert.throws(() => n2.set('add_core', 'X'), /requires exactly one existing entry/);
});
test('add appends a new entry with exact resulting text', () => {
const text = 'owner = TLD\ncontroller = TLD\n';
const { node, session } = makeNode(text);
node.add('culture', 'castillian');
assert.equal(session.apply(), 'owner = TLD\ncontroller = TLD\nculture = castillian\n');
});
test('add quotes a value that contains whitespace', () => {
const text = 'owner = TLD\n';
const { node, session } = makeNode(text);
node.add('title', 'City of Toledo');
assert.equal(session.apply(), 'owner = TLD\ntitle = "City of Toledo"\n');
});
test('remove deletes the exact matching entry and nothing else', () => {
const text = 'owner = TLD\ncontroller = TLD\nculture = castillian\n';
const { node, session } = makeNode(text);
const count = node.remove('controller');
assert.equal(count, 1);
assert.equal(session.apply(), 'owner = TLD\nculture = castillian\n');
});
test('remove(key, value) removes only the one matching entry, leaving siblings with the same key intact', () => {
const text = 'discovered_by = western\ndiscovered_by = eastern\ndiscovered_by = muslim\ndiscovered_by = ottoman\n';
const { node, session } = makeNode(text);
const count = node.remove('discovered_by', 'eastern');
assert.equal(count, 1);
assert.equal(
session.apply(),
'discovered_by = western\ndiscovered_by = muslim\ndiscovered_by = ottoman\n',
);
});
test('isDateKey recognizes real date-shaped keys and rejects ordinary identifiers', () => {
assert.ok(isDateKey('1444.11.11'));
assert.ok(isDateKey('1.1.1'));
assert.ok(!isDateKey('owner'));
assert.ok(!isDateKey('add_core'));
});
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