2d5c9be331
R=littledan@chromium.org Review-Url: https://codereview.chromium.org/2021013002 Cr-Commit-Position: refs/heads/master@{#36711}
67 lines
1.5 KiB
JavaScript
67 lines
1.5 KiB
JavaScript
// Copyright 2014 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: --expose-debug-as debug --allow-natives-syntax
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var Debug = debug.Debug;
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var listenerComplete = false;
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var exception = null;
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var count = 0;
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var log = [];
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var done = false;
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function LogX(x) {
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var stored_count = count;
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return function() {
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log.push(`[${stored_count}] ${x}`);
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};
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}
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function DebuggerStatement() {
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log.push(`[${count}] debugger`);
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if (count++ < 3) {
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debugger;
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}
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}
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Break) return;
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try {
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var p = Promise.resolve();
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var q = p.then(LogX("then 1"));
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p.then(LogX("then 2"));
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q.then(LogX("then 3"));
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q.then(DebuggerStatement);
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var r = q.then(() => { throw 1; });
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r.catch(LogX("catch"));
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listenerComplete = true;
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} catch (e) {
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exception = e;
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print(e, e.stack);
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quit(1);
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};
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};
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// Add the debug event listener.
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Debug.setListener(listener);
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DebuggerStatement();
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LogX("start")();
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// Make sure that the debug event listener was invoked.
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assertTrue(listenerComplete);
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%RunMicrotasks();
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var expectation =
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[ "[0] debugger", "[1] start", "[1] then 1",
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"[1] then 2", "[1] then 3", "[1] debugger",
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"[2] then 1", "[2] then 2", "[1] catch",
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"[2] then 3", "[2] debugger", "[3] then 1",
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"[3] then 2", "[2] catch", "[3] then 3",
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"[3] debugger", "[3] catch",
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];
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assertEquals(expectation, log);
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