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
|
QUnit.test('Object.entries', assert => {
const { entries, create, assign } = Object;
assert.isFunction(entries);
assert.arity(entries, 1);
assert.name(entries, 'entries');
assert.looksNative(entries);
assert.nonEnumerable(Object, 'entries');
assert.deepEqual(entries({ q: 1, w: 2, e: 3 }), [['q', 1], ['w', 2], ['e', 3]]);
assert.deepEqual(entries(new String('qwe')), [['0', 'q'], ['1', 'w'], ['2', 'e']]);
assert.deepEqual(entries(assign(create({ q: 1, w: 2, e: 3 }), { a: 4, s: 5, d: 6 })), [['a', 4], ['s', 5], ['d', 6]]);
assert.deepEqual(entries({ valueOf: 42 }), [['valueOf', 42]], 'IE enum keys bug');
try {
assert.deepEqual(Function('entries', `
return entries({
a: 1,
get b() {
delete this.c;
return 2;
},
c: 3
});
`)(entries), [['a', 1], ['b', 2]]);
} catch { /* empty */ }
try {
assert.deepEqual(Function('entries', `
return entries({
a: 1,
get b() {
Object.defineProperty(this, "c", {
value: 4,
enumerable: false
});
return 2;
},
c: 3
});
`)(entries), [['a', 1], ['b', 2]]);
} catch { /* empty */ }
});
|
