dfcc5d4ee8
R=bmeurer@chromium.org, littledan@chromium.org BUG=v8:5167 Review-Url: https://codereview.chromium.org/2124813002 Cr-Commit-Position: refs/heads/master@{#37623}
90 lines
1.9 KiB
JavaScript
90 lines
1.9 KiB
JavaScript
// Copyright 2016 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: --allow-natives-syntax --harmony-async-await --expose-debug-as debug
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Debug = debug.Debug
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var exception = null;
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var log;
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function listener(event, exec_state, event_data, data) {
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if (event != Debug.DebugEvent.Exception) return;
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try {
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var line = exec_state.frame(0).sourceLineText();
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var match = /Exception (\w)/.exec(line);
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assertNotNull(match);
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log.push(match[1]);
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} catch (e) {
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exception = e;
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}
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}
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async function thrower() {
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throw "a"; // Exception a
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}
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async function caught_throw() {
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try {
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await thrower();
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} catch (e) {
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assertEquals("a", e);
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}
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}
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// Caught throw, events on any exception.
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log = [];
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Debug.setListener(listener);
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Debug.setBreakOnException();
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caught_throw();
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%RunMicrotasks();
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Debug.setListener(null);
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Debug.clearBreakOnException();
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assertEquals(["a"], log);
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assertNull(exception);
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// Caught throw, events on uncaught exception.
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log = [];
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Debug.setListener(listener);
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Debug.setBreakOnUncaughtException();
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caught_throw();
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%RunMicrotasks();
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Debug.setListener(null);
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Debug.clearBreakOnUncaughtException();
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assertEquals([], log);
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assertNull(exception);
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var reject = Promise.reject("b");
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async function caught_reject() {
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try {
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await reject;
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} catch (e) {
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assertEquals("b", e);
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}
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}
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// Caught reject, events on any exception.
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log = [];
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Debug.setListener(listener);
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Debug.setBreakOnException();
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caught_reject();
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%RunMicrotasks();
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Debug.setListener(null);
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Debug.clearBreakOnException();
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assertEquals([], log);
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assertNull(exception);
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// Caught reject, events on uncaught exception.
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log = [];
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Debug.setListener(listener);
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Debug.setBreakOnUncaughtException();
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caught_reject();
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%RunMicrotasks();
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Debug.setListener(null);
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Debug.clearBreakOnUncaughtException();
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assertEquals([], log);
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assertNull(exception);
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