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// 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;
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"
);
}
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