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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 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 | 5 |
6 // Test that live-editing a frame to introduce new.target fails. | 6 // Test that live-editing a frame to introduce new.target fails. |
7 | 7 |
8 Debug = debug.Debug | 8 Debug = debug.Debug |
9 var calls = 0; | 9 var calls = 0; |
10 var exceptions = 0; | 10 var exceptions = 0; |
11 var results = []; | 11 var results = []; |
12 var replace_again; | 12 var replace_again; |
13 | 13 |
14 eval(` | 14 eval(` |
15 function LogNewTarget() { | 15 function LogNewTarget() { |
16 calls++; | 16 calls++; |
17 ReplaceOnce(); | 17 ReplaceOnce(); |
18 results.push(true); | 18 results.push(true); |
19 } | 19 } |
20 `); | 20 `); |
21 | 21 |
| 22 function ExecuteInDebugContext(f) { |
| 23 var result; |
| 24 var exception = null; |
| 25 Debug.setListener(function(event) { |
| 26 if (event == Debug.DebugEvent.Break) { |
| 27 try { |
| 28 result = f(); |
| 29 } catch (e) { |
| 30 // Rethrow this exception later. |
| 31 exception = e; |
| 32 } |
| 33 } |
| 34 }); |
| 35 debugger; |
| 36 Debug.setListener(null); |
| 37 if (exception !== null) throw exception; |
| 38 return result; |
| 39 } |
| 40 |
22 function Replace(fun, original, patch) { | 41 function Replace(fun, original, patch) { |
23 %ExecuteInDebugContext(function() { | 42 ExecuteInDebugContext(function() { |
24 var change_log = []; | 43 var change_log = []; |
25 try { | 44 try { |
26 var script = Debug.findScript(fun); | 45 var script = Debug.findScript(fun); |
27 var patch_pos = script.source.indexOf(original); | 46 var patch_pos = script.source.indexOf(original); |
28 Debug.LiveEdit.TestApi.ApplySingleChunkPatch( | 47 Debug.LiveEdit.TestApi.ApplySingleChunkPatch( |
29 script, patch_pos, original.length, patch, change_log); | 48 script, patch_pos, original.length, patch, change_log); |
30 } catch (e) { | 49 } catch (e) { |
31 assertEquals("BLOCKED_NO_NEW_TARGET_ON_RESTART", | 50 assertEquals("BLOCKED_NO_NEW_TARGET_ON_RESTART", |
32 change_log[0].functions_on_stack[0].replace_problem); | 51 change_log[0].functions_on_stack[0].replace_problem); |
33 assertInstanceof(e, Debug.LiveEdit.Failure); | 52 assertInstanceof(e, Debug.LiveEdit.Failure); |
(...skipping 19 matching lines...) Expand all Loading... |
53 Revert(); | 72 Revert(); |
54 assertEquals(1, calls); | 73 assertEquals(1, calls); |
55 assertEquals(0, exceptions); | 74 assertEquals(0, exceptions); |
56 assertEquals([LogNewTarget], results); | 75 assertEquals([LogNewTarget], results); |
57 | 76 |
58 replace_again = true; | 77 replace_again = true; |
59 new LogNewTarget(); | 78 new LogNewTarget(); |
60 assertEquals(2, calls); // No restarts | 79 assertEquals(2, calls); // No restarts |
61 assertEquals(1, exceptions); // Replace failed. | 80 assertEquals(1, exceptions); // Replace failed. |
62 assertEquals([LogNewTarget, true], results); | 81 assertEquals([LogNewTarget, true], results); |
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