OLD | NEW |
| (Empty) |
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 | |
6 | |
7 // Test debug events when we only listen to uncaught exceptions and | |
8 // an exception is thrown in the Promise constructor, but caught in an | |
9 // inner try-catch. The Promise is rejected afterwards. | |
10 // We expect an Exception debug event with a promise to be triggered. | |
11 | |
12 Debug = debug.Debug; | |
13 | |
14 var step = 0; | |
15 var exception = null; | |
16 | |
17 function listener(event, exec_state, event_data, data) { | |
18 try { | |
19 if (event == Debug.DebugEvent.Exception) { | |
20 assertEquals(0, step); | |
21 assertEquals("uncaught", event_data.exception().message); | |
22 assertTrue(event_data.promise() instanceof Promise); | |
23 assertTrue(event_data.uncaught()); | |
24 // Assert that the debug event is triggered at the throw site. | |
25 assertTrue(exec_state.frame(0).sourceLineText().indexOf("// event") > 0); | |
26 step++; | |
27 } | |
28 } catch (e) { | |
29 exception = e; | |
30 } | |
31 } | |
32 | |
33 Debug.setBreakOnUncaughtException(); | |
34 Debug.setListener(listener); | |
35 | |
36 var p = new Promise(function(resolve, reject) { | |
37 try { // This try-catch must not prevent this uncaught reject event. | |
38 throw new Error("caught"); | |
39 } catch (e) { } | |
40 reject(new Error("uncaught")); // event | |
41 }); | |
42 | |
43 assertEquals(1, step); | |
44 assertNull(exception); | |
OLD | NEW |