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import set from '../../utils/set';
describe('set', () => {
it('should set the correct values', () => {
const test1 = { a: [{ b: { c: 3 } }] };
set(test1, 'a[0].b.c', 4);
expect(test1.a[0].b.c).toEqual(4);
const test2 = { foo: { bar: 'baz' } };
set(test2, 'foo.arr[0]', 3);
expect(test2).toEqual({
foo: {
bar: 'baz',
arr: [3],
},
});
const test3 = { foo: { bar: 'baz' } };
set(test3, 'foo.arr["1"]', true);
expect(test3).toEqual({
foo: {
bar: 'baz',
arr: [, true],
},
});
const test4 = { foo: { bar: 'baz' } };
set(test4, 'foo.obj.key', 'test');
expect(test4).toEqual({
foo: {
bar: 'baz',
obj: { key: 'test' },
},
});
const test5 = { foo: 1 };
set(test5, 'foo.obj.key', 3);
expect(test5).toEqual({
foo: {
obj: {
key: 3,
},
},
});
const test6 = {};
set(test6, 'foo.arr[0].obj.key', 1);
expect(test6).toEqual({
foo: {
arr: [
{
obj: {
key: 1,
},
},
],
},
});
const test7 = { a: [{ b: { c: 3 } }] };
set(test7, 'a', undefined);
expect(test7).toEqual({
a: undefined,
});
});
it('should not populate prototype', () => {
set({}, '__proto__[test2]', '456');
expect(Object.prototype).toEqual({});
});
});
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