d1070e417f
Instead of forcing GC right away, the function now post a task and performance GC from the task with an empty stack to avoid false positive pointers in conservative stack scanning. Bug: chromium:1098187 Change-Id: I88864845a1e395056c5d5f6e867ad774b87dbb6a Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2307217 Commit-Queue: Ulan Degenbaev <ulan@chromium.org> Reviewed-by: Simon Zünd <szuend@chromium.org> Reviewed-by: Peter Marshall <petermarshall@chromium.org> Cr-Commit-Position: refs/heads/master@{#69444}
45 lines
1.8 KiB
JavaScript
45 lines
1.8 KiB
JavaScript
// Copyright 2019 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// Flags: --no-stress-incremental-marking
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let {session, contextGroup, Protocol} = InspectorTest.start(
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'Checks that inspector does not retain old collected scripts.\n');
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(async function main() {
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InspectorTest.log('Limit scripts cache size to 1MB');
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const maxScriptsCacheSize = 1e6;
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Protocol.Debugger.enable({maxScriptsCacheSize});
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const scriptIds = [];
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Protocol.Debugger.onScriptParsed(message => scriptIds.push(message.params.scriptId));
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InspectorTest.log('Generate 15 scripts 100KB each');
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await Protocol.Runtime.evaluate({
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expression: 'for (let i = 0; i < 15; ++i) eval(`"${new Array(5e4).fill("й").join("")}".length`);'});
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await Protocol.HeapProfiler.collectGarbage();
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const firstPhaseScripts = scriptIds.length;
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InspectorTest.log('Generate 15 more scripts 100KB each');
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await Protocol.Runtime.evaluate({
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expression: 'for (let i = 0; i < 15; ++i) eval(`"${new Array(5e4).fill("й").join("")}".length`);'});
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await Protocol.HeapProfiler.collectGarbage();
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InspectorTest.log('Check that earlier scripts are gone');
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InspectorTest.logMessage(`Total scripts size < 1KB: ${await sizeOfScripts(scriptIds.slice(0, firstPhaseScripts)) < 1e3}`);
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InspectorTest.log('Check that some of the later scripts are still there');
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InspectorTest.logMessage(`Total scripts size > 850KB: ${await sizeOfScripts(scriptIds) > 850e3}`);
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InspectorTest.completeTest();
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async function sizeOfScripts(scriptIds) {
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let size = 0;
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for (const scriptId of scriptIds) {
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const result = await Protocol.Debugger.getScriptSource({scriptId});
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size += result.result ? result.result.scriptSource.length * 2 : 0;
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}
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return size;
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}
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})();
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