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1 // Copyright 2014 the V8 project authors. All rights reserved. | 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 | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 // Flags: --expose-debug-as debug --allow-natives-syntax | 5 // Flags: --expose-debug-as debug --allow-natives-syntax |
6 | 6 |
7 // Test debug events when we only listen to uncaught exceptions and | 7 // Test debug events when we listen to all exceptions and |
8 // there is a catch handler for the exception thrown in a Promise. | 8 // there is a catch handler for the exception thrown in a Promise. |
9 // We expect no debug event to be triggered. | 9 // We expect a normal Exception debug event to be triggered. |
10 | 10 |
11 Debug = debug.Debug; | 11 Debug = debug.Debug; |
12 | 12 |
| 13 var events = []; |
| 14 |
| 15 function listener(event, exec_state, event_data, data) { |
| 16 if (event == Debug.DebugEvent.PromiseEvent) events.push(event_data.status()); |
| 17 } |
| 18 |
| 19 Debug.setListener(listener); |
| 20 |
13 var p = new Promise(function(resolve, reject) { | 21 var p = new Promise(function(resolve, reject) { |
| 22 do { |
| 23 try { |
| 24 throw new Error("reject"); |
| 25 } finally { |
| 26 break; // No rethrow. |
| 27 } |
| 28 } while (false); |
14 resolve(); | 29 resolve(); |
15 }); | 30 }); |
16 | 31 |
17 var q = p.chain( | 32 assertEquals([0 /* create */, 1 /* resolve */], events); |
18 function() { | |
19 throw new Error("caught throw"); | |
20 }); | |
21 | |
22 q.catch( | |
23 function(e) { | |
24 assertEquals("caught throw", e.message); | |
25 }); | |
26 | |
27 function listener(event, exec_state, event_data, data) { | |
28 try { | |
29 assertTrue(event != Debug.DebugEvent.Exception); | |
30 } catch (e) { | |
31 %AbortJS(e + "\n" + e.stack); | |
32 } | |
33 } | |
34 | |
35 Debug.setBreakOnUncaughtException(); | |
36 Debug.setListener(listener); | |
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