blob: ea9d0581ebcb1199ea52532b5f82a54c3cacb398 (
plain) (
blame)
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
|
// You can verify this test is correct by copy pasting this into a browser's console and checking it doesn't throw an error.
var run = 0;
var queueMicrotask = process.nextTick;
await new Promise((resolve, reject) => {
queueMicrotask(() => {
if (run++ != 0) {
reject(new Error("Microtask execution order is wrong: " + run));
}
queueMicrotask(() => {
if (run++ != 3) {
reject(new Error("Microtask execution order is wrong: " + run));
}
});
});
queueMicrotask(() => {
if (run++ != 1) {
reject(new Error("Microtask execution order is wrong: " + run));
}
queueMicrotask(() => {
if (run++ != 4) {
reject(new Error("Microtask execution order is wrong: " + run));
}
queueMicrotask(() => {
if (run++ != 6) {
reject(new Error("Microtask execution order is wrong: " + run));
}
});
});
});
queueMicrotask(() => {
if (run++ != 2) {
reject(new Error("Microtask execution order is wrong: " + run));
}
queueMicrotask(() => {
if (run++ != 5) {
reject(new Error("Microtask execution order is wrong: " + run));
}
queueMicrotask(() => {
if (run++ != 7) {
reject(new Error("Microtask execution order is wrong: " + run));
}
resolve(true);
});
});
});
});
{
var passed = false;
try {
queueMicrotask(1234);
} catch (exception) {
passed = exception instanceof TypeError;
}
if (!passed)
throw new Error(
"queueMicrotask should throw a TypeError if the argument is not a function",
);
}
{
var passed = false;
try {
queueMicrotask();
} catch (exception) {
passed = exception instanceof TypeError;
}
if (!passed)
throw new Error(
"queueMicrotask should throw a TypeError if the argument is empty",
);
}
await new Promise((resolve, reject) => {
process.nextTick(
(first, second) => {
console.log(first, second);
if (first !== 12345 || second !== "hello")
reject(new Error("process.nextTick called with wrong arguments"));
resolve(true);
},
12345,
"hello",
);
});
|
