15cb3fde7d
Reason for revert: Didn't help... Original issue's description: > Revert of [debugger] do not restart frames that reference new.target for liveedit. (patchset #1 id:1 of https://codereview.chromium.org/1493363002/ ) > > Reason for revert: > [Sheriff] Speculative revert for https://build.chromium.org/p/client.v8.fyi/builders/V8-Blink%20Linux%2064/builds/3225 > > Original issue's description: > > [debugger] do not restart frames that reference new.target for liveedit. > > > > R=mstarzinger@chromium.org > > > > Committed: https://crrev.com/6fca870240bdbb07a365189b5eb0c98fa65b3682 > > Cr-Commit-Position: refs/heads/master@{#32572} > > TBR=mstarzinger@chromium.org,yangguo@chromium.org > NOPRESUBMIT=true > NOTREECHECKS=true > NOTRY=true > > Committed: https://crrev.com/1a61dab34b9849f3f70a42ce69317e22758c53a1 > Cr-Commit-Position: refs/heads/master@{#32582} TBR=mstarzinger@chromium.org,yangguo@chromium.org NOPRESUBMIT=true NOTREECHECKS=true NOTRY=true Review URL: https://codereview.chromium.org/1492393003 Cr-Commit-Position: refs/heads/master@{#32587}
76 lines
1.8 KiB
JavaScript
76 lines
1.8 KiB
JavaScript
// Copyright 2015 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: --harmony-reflect --expose-debug-as debug --allow-natives-syntax
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// Test that live-editing a frame that uses new.target fails.
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Debug = debug.Debug
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var calls = 0;
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var exceptions = 0;
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var results = [];
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var replace_again;
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eval(`
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function LogNewTarget() {
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calls++;
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ReplaceOnce();
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results.push(true);
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results.push(new.target);
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}
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`);
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function Dummy() {}
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function Replace(fun, original, patch) {
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%ExecuteInDebugContext(function() {
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var change_log = [];
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try {
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var script = Debug.findScript(fun);
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var patch_pos = script.source.indexOf(original);
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Debug.LiveEdit.TestApi.ApplySingleChunkPatch(
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script, patch_pos, original.length, patch, change_log);
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} catch (e) {
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assertEquals("BLOCKED_NO_NEW_TARGET_ON_RESTART",
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change_log[0].functions_on_stack[0].replace_problem);
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assertInstanceof(e, Debug.LiveEdit.Failure);
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exceptions++;
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}
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});
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}
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function ReplaceOnce() {
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if (replace_again) {
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replace_again = false;
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Replace(LogNewTarget, "true", "false");
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}
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}
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function Revert() {
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Replace(LogNewTarget, "false", "true");
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}
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replace_again = true;
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ReplaceOnce();
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new LogNewTarget();
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Revert();
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assertEquals(1, calls);
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assertEquals(0, exceptions);
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assertEquals([false, LogNewTarget], results);
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replace_again = true;
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LogNewTarget();
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replace_again = true;
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new LogNewTarget();
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replace_again = true;
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Reflect.construct(LogNewTarget, [], Dummy);
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assertEquals(
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[false, LogNewTarget, true, undefined, true, LogNewTarget, true, Dummy],
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results);
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assertEquals(4, calls); // No restarts
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assertEquals(3, exceptions); // Replace failed.
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