Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1 | // Copyright 2014 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // Flags: --expose-debug-as debug --allow-natives-syntax |
| 6 | |
| 7 | var Debug = debug.Debug; |
| 8 | var listenerComplete = false; |
| 9 | var exception = null; |
| 10 | var count = 0; |
| 11 | var log = []; |
| 12 | var done = false; |
| 13 | |
| 14 | function LogX(x) { |
| 15 | var stored_count = count; |
| 16 | return function() { |
| 17 | log.push(`[${stored_count}] ${x}`); |
| 18 | }; |
| 19 | } |
| 20 | |
| 21 | function DebuggerStatement() { |
| 22 | log.push(`[${count}] debugger`); |
| 23 | if (count++ < 3) { |
| 24 | debugger; |
| 25 | } |
| 26 | } |
| 27 | |
| 28 | function listener(event, exec_state, event_data, data) { |
| 29 | if (event != Debug.DebugEvent.Break) return; |
| 30 | try { |
| 31 | var p = Promise.resolve(); |
| 32 | var q = p.then(LogX("then 1")); |
| 33 | p.then(LogX("then 2")); |
| 34 | q.then(LogX("then 3")); |
| 35 | q.then(DebuggerStatement); |
| 36 | var r = q.then(() => { throw 1; }); |
| 37 | r.catch(LogX("catch")); |
| 38 | listenerComplete = true; |
| 39 | } catch (e) { |
| 40 | exception = e; |
| 41 | print(e, e.stack); |
| 42 | quit(1); |
| 43 | }; |
| 44 | }; |
| 45 | |
| 46 | // Add the debug event listener. |
| 47 | Debug.setListener(listener); |
| 48 | |
| 49 | DebuggerStatement(); |
| 50 | LogX("start")(); |
| 51 | |
| 52 | // Make sure that the debug event listener was invoked. |
| 53 | assertTrue(listenerComplete); |
| 54 | |
| 55 | %RunMicrotasks(); |
| 56 | |
| 57 | var expectation = |
| 58 | [ "[0] debugger", "[1] start", "[1] then 1", |
| 59 | "[1] then 2", "[1] then 3", "[1] debugger", |
| 60 | "[2] then 1", "[2] then 2", "[1] catch", |
| 61 | "[2] then 3", "[2] debugger", "[3] then 1", |
| 62 | "[3] then 2", "[2] catch", "[3] then 3", |
| 63 | "[3] debugger", "[3] catch", |
| 64 | ]; |
| 65 | |
| 66 | assertEquals(expectation, log); |