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deps/v8/test/mjsunit/harmony/array-from-async.js
60 строк
1 KB
Michaël Zasso
deps: update V8 to 12.8.374.13
16 авг 2024, 17:03
Не верифицирован
16 авг 2024, 17:03
9d7cd9b
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// Copyright 2023 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. async function* asyncGen(n) { for (let i = 0; i < n; i++) yield i * 2; } function* gen() { yield 42; yield 43; yield 44; } (async function TestArrayFromAsync() { const arr = await Array.fromAsync(asyncGen(4)); assertEquals([0, 2, 4, 6], arr); })(); (async function TestArrayFromAsyncSyncIterator() { const arr = await Array.fromAsync(gen()); assertEquals([42, 43, 44], arr); })(); (async function TestArrayFromAsyncWithMapping() { const arr = await Array.fromAsync(asyncGen(4), v => v **2); assertEquals([0, 4, 16, 36], arr); })(); (async function TestArrayFromAsyncSyncIteratorWithMapping() { const arr = await Array.fromAsync(gen(), v => v + 4); assertEquals([46, 47, 48], arr); })(); (async function TestArrayFromAsyncSyncArrayWithMapping() { const arr = await Array.fromAsync([1, 2, 3], v => v + 4); assertEquals([5, 6, 7], arr); })(); (async function TestArrayFromAsyncArrayLike() { const arrayLike = { length: 3, 0: 1, 1: 2, 2: 3 }; const arr = await Array.fromAsync(arrayLike); assertEquals([1, 2, 3], arr); })(); (async function TestArrayFromAsyncArrayLikeWithMapping() { const arrayLike = { length: 3, 0: 1, 1: 2, 2: 3 }; const arr = await Array.fromAsync(arrayLike, v => v **2); assertEquals([1, 4, 9], arr); })();