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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 // Test debug events when we listen to all exceptions and | |
8 // there is a catch handler for the to-be-rejected Promise. | |
9 // We expect a normal Exception debug event to be triggered. | |
10 | |
11 Debug = debug.Debug; | |
12 | |
13 var log = []; | |
14 var expected_events = 1; | |
15 | |
16 var p = new Promise(function(resolve, reject) { | |
17 log.push("resolve"); | |
18 resolve(); | |
19 }); | |
20 | |
21 var q = p.then( | |
22 function(value) { | |
23 log.push("reject"); | |
24 return Promise.reject(new Error("reject")); | |
25 }); | |
26 | |
27 q.catch( | |
28 function(e) { | |
29 assertEquals("reject", e.message); | |
30 }); | |
31 | |
32 | |
33 function listener(event, exec_state, event_data, data) { | |
34 try { | |
35 if (event == Debug.DebugEvent.Exception) { | |
36 expected_events--; | |
37 assertTrue(expected_events >= 0); | |
38 assertEquals("reject", event_data.exception().message); | |
39 assertSame(q, event_data.promise()); | |
40 assertFalse(event_data.uncaught()); | |
41 } | |
42 } catch (e) { | |
43 %AbortJS(e + "\n" + e.stack); | |
44 } | |
45 } | |
46 | |
47 Debug.setBreakOnException(); | |
48 Debug.setListener(listener); | |
49 | |
50 log.push("end main"); | |
51 | |
52 function testDone(iteration) { | |
53 function checkResult() { | |
54 try { | |
55 assertTrue(iteration < 10); | |
56 if (expected_events === 0) { | |
57 assertEquals(["resolve", "end main", "reject"], log); | |
58 } else { | |
59 testDone(iteration + 1); | |
60 } | |
61 } catch (e) { | |
62 %AbortJS(e + "\n" + e.stack); | |
63 } | |
64 } | |
65 | |
66 %EnqueueMicrotask(checkResult); | |
67 } | |
68 | |
69 testDone(0); | |
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