ade7f55b3a
This is a reland of8e0f67be3fPreviously landed as:3c4d0316e4/ 1065818 Previously landed as:8e0f67be3f/ 1088890 Original change's description: > [async] Expose async hooks to d8 > > This implementation follows the Node.js API as a guideline. Bug: chromium:850530 Change-Id: I8ba22b11c80328108b197d687826ce0198420c9c Reviewed-on: https://chromium-review.googlesource.com/1125679 Reviewed-by: Benedikt Meurer <bmeurer@chromium.org> Commit-Queue: Maya Lekova <mslekova@chromium.org> Cr-Commit-Position: refs/heads/master@{#54191}
71 lines
2.8 KiB
JavaScript
71 lines
2.8 KiB
JavaScript
// Copyright 2018 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Flags: --expose-async-hooks
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// Check for executionAsyncId/triggerAsyncId when chained promises and
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// async/await are combined
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(function() {
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let p;
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let outerExecutionAsyncId = -1, outerTriggerAsyncId = -1;
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function inIrrelevantContext(resolve) {
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resolve(42);
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}
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function inContext1(foo) {
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foo();
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}
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function inContext2(foo) {
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foo();
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}
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outerExecutionAsyncId = async_hooks.executionAsyncId();
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outerTriggerAsyncId = async_hooks.triggerAsyncId();
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inContext1(() => {
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p = new Promise(resolve => {
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assertEquals(outerExecutionAsyncId, async_hooks.executionAsyncId());
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assertEquals(outerTriggerAsyncId, async_hooks.triggerAsyncId());
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inIrrelevantContext(resolve);
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}).then(() => {
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assertNotEquals(outerExecutionAsyncId, async_hooks.executionAsyncId());
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assertNotEquals(outerTriggerAsyncId, async_hooks.triggerAsyncId());
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});
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});
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inContext2(async () => {
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assertEquals(outerExecutionAsyncId, async_hooks.executionAsyncId());
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assertEquals(outerTriggerAsyncId, async_hooks.triggerAsyncId());
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await p;
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assertNotEquals(outerExecutionAsyncId, async_hooks.executionAsyncId());
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assertNotEquals(outerTriggerAsyncId, async_hooks.triggerAsyncId());
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});
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})();
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