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a1d639ba5d
PR-URL: https://github.com/nodejs/node/pull/35415 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Jiawen Geng <technicalcute@gmail.com> Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Myles Borins <myles.borins@gmail.com>
65 lines
1.6 KiB
JavaScript
65 lines
1.6 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: --ignore-unhandled-promises
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// Test debug events when we listen to all exceptions and
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// there is a catch handler for the to-be-rejected Promise.
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// We expect an Exception debug event with a promise to be triggered.
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Debug = debug.Debug;
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var expected_events = 1;
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var log = [];
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var p = new Promise(function(resolve, reject) {
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log.push("resolve");
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resolve();
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});
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var q = p.then(
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function() {
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log.push("reject");
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return Promise.reject(new Error("uncaught reject"));
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});
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function listener(event, exec_state, event_data, data) {
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try {
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if (event == Debug.DebugEvent.Exception) {
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expected_events--;
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assertTrue(expected_events >= 0);
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assertEquals("uncaught reject", event_data.exception().message);
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assertTrue(event_data.uncaught());
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// The frame comes from the Promise.reject call
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assertNotNull(/Promise\.reject/.exec(event_data.sourceLineText()));
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}
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} catch (e) {
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%AbortJS(e + "\n" + e.stack);
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}
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}
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Debug.setBreakOnException();
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Debug.setListener(listener);
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log.push("end main");
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function testDone(iteration) {
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function checkResult() {
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try {
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assertTrue(iteration < 10);
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if (expected_events === 0) {
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assertEquals(["resolve", "end main", "reject"], log);
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} else {
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testDone(iteration + 1);
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}
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} catch (e) {
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%AbortJS(e + "\n" + e.stack);
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}
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}
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%EnqueueMicrotask(checkResult);
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}
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testDone(0);
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