69d166fcef
After this CL all liveedit tests call the same LiveEdit::PatchScript method. This method will be updated later. As well some new liveedit cctests added, unfortunately part of them do not work with current implementation. R=dgozman@chromium.org,yangguo@chromium.org Bug: v8:7862 Cq-Include-Trybots: luci.chromium.try:linux_chromium_headless_rel;luci.chromium.try:linux_chromium_rel_ng;master.tryserver.blink:linux_trusty_blink_rel Change-Id: I3521af12b0f95b39d13aaafb1d1cf60f3f642a97 Reviewed-on: https://chromium-review.googlesource.com/1108382 Commit-Queue: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org> Reviewed-by: Yang Guo <yangguo@chromium.org> Reviewed-by: Dmitry Gozman <dgozman@chromium.org> Cr-Commit-Position: refs/heads/master@{#53936}
89 lines
2.0 KiB
JavaScript
89 lines
2.0 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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// Test that live-editing a frame above one that uses new.target succeeds.
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// Flags: --allow-natives-syntax
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Debug = debug.Debug;
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var wrapper_calls = 0;
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var construct_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(arg) {
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construct_calls++;
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results.push(new.target);
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}
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function Wrapper() {
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wrapper_calls++;
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ReplaceOnce();
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new LogNewTarget(true);
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}
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`);
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function ExecuteInDebugContext(f) {
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var result;
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var exception = null;
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Debug.setListener(function(event) {
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if (event == Debug.DebugEvent.Break) {
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try {
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result = f();
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} catch (e) {
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// Rethrow this exception later.
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exception = e;
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}
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}
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});
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debugger;
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Debug.setListener(null);
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if (exception !== null) throw exception;
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return result;
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}
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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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%LiveEditPatchScript(fun, Debug.scriptSource(fun).replace(original, patch));
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} catch (e) {
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exceptions++;
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}
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});
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}
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function ReplaceOnce(x) {
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if (replace_again) {
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replace_again = false;
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Replace(Wrapper, "true", "false");
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}
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}
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function Revert() {
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Replace(Wrapper, "false", "true");
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}
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replace_again = true;
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ReplaceOnce();
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Wrapper();
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Revert();
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assertEquals(1, construct_calls);
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assertEquals(1, wrapper_calls);
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assertEquals(0, exceptions); // Replace succeeds
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assertEquals([LogNewTarget], results);
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Wrapper();
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assertEquals(2, construct_calls);
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assertEquals(2, wrapper_calls);
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assertEquals(0, exceptions); // Replace succeeds
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assertEquals([LogNewTarget, LogNewTarget], results);
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replace_again = true;
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Wrapper();
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assertEquals(3, construct_calls);
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assertEquals(4, wrapper_calls); // Restarts
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assertEquals(0, exceptions); // Replace succeeds
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assertEquals([LogNewTarget, LogNewTarget, LogNewTarget], results);
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