/
githubmirror
/
node
Обзор
Документация
Войти
/
githubmirror
/
node
Код
Запросы
0
Пакеты
0
Релизы
0
Аналитика
Безопасность
main
deps/v8/test/debugger/debug/es8/debug-async-break-on-stack.js
75 строк
2 KB
Michaël Zasso
deps: update V8 to 7.3.492.25
14 мар 2019, 20:49
Не верифицирован
14 мар 2019, 20:49
7b48713
Код
Авторство
О чём код?
// Copyright 2016 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. var Debug = debug.Debug; function assertEqualsAsync(expected, run, msg) { var actual; var hadValue = false; var hadError = false; var promise = run(); if (typeof promise !== "object" || typeof promise.then !== "function") { throw new MjsUnitAssertionError( "Expected " + run.toString() + " to return a Promise, but it returned " + promise); } promise.then(function(value) { hadValue = true; actual = value; }, function(error) { hadError = true; actual = error; }); assertFalse(hadValue || hadError); %PerformMicrotaskCheckpoint(); if (hadError) throw actual; assertTrue( hadValue, "Expected '" + run.toString() + "' to produce a value"); assertEquals(expected, actual, msg); } var break_count = 0; var exception = null; function listener(event, exec_state, event_data, data) { if (event != Debug.DebugEvent.Break) return; try { break_count++; var line = exec_state.frame(0).sourceLineText(); print(line); assertTrue(line.indexOf(`B${break_count}`) > 0); } catch (e) { exception = e; } } async function g() { setbreaks(); throw 1; // B1 } async function f() { try { await g(); } catch (e) {} return 2; // B2 } function setbreaks() { Debug.setListener(listener); Debug.setBreakPoint(g, 2); Debug.setBreakPoint(f, 4); } f(); %PerformMicrotaskCheckpoint(); assertEqualsAsync(2, async () => break_count); assertEqualsAsync(null, async () => exception); Debug.setListener(null);