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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 | |
| 6 Debug = debug.Debug | |
| 7 | |
| 8 var exception = null; | |
| 9 | |
| 10 function listener(event, exec_state, event_data, data) { | |
| 11 try { | |
| 12 if (event == Debug.DebugEvent.Break) { | |
| 13 exec_state.prepareStep(Debug.StepAction.StepIn); | |
| 14 print(event_data.sourceLineText()); | |
| 15 assertTrue( | |
| 16 event_data.sourceLineText().indexOf(`B${breaks++}`) > 0); | |
| 17 } | |
| 18 } catch (e) { | |
| 19 print(e); | |
| 20 quit(); | |
| 21 exception = e; | |
| 22 } | |
| 23 } | |
| 24 | |
| 25 function cb_set(num) { | |
| 26 print("element " + num); // B2 B5 B8 | |
| 27 return true; // B3 B6 B9 | |
| 28 } // B4 B7 B10 | |
| 29 | |
| 30 function cb_map(key, val) { | |
| 31 print("key " + key + ", value " + val); // B2 B5 B8 | |
| 32 return true; // B3 B6 B9 | |
| 33 } // B4 B7 B10 | |
| 34 | |
| 35 var s = new Set(); | |
| 36 s.add(1); | |
| 37 s.add(2); | |
| 38 s.add(3); | |
| 39 | |
| 40 var m = new Map(); | |
| 41 m.set('foo', 1); | |
| 42 m.set('bar', 2); | |
| 43 m.set('baz', 3); | |
| 44 | |
| 45 var breaks = 0; | |
| 46 Debug.setListener(listener); | |
| 47 debugger; // B0 | |
| 48 s.forEach(cb_set); // B1 | |
| 49 Debug.setListener(null); // B11 | |
| 50 assertNull(exception); | |
| 51 assertEquals(12, breaks); | |
| 52 | |
| 53 breaks = 0; | |
| 54 Debug.setListener(listener); | |
| 55 debugger; // B0 | |
| 56 m.forEach(cb_map); // B1 | |
| 57 Debug.setListener(null); // B11 | |
| 58 assertNull(exception); | |
| 59 assertEquals(12, breaks); | |
| 60 | |
| 61 // Test two levels of builtin callbacks: | |
| 62 // Array.forEach calls a callback function, which by itself uses | |
| 63 // Array.forEach with another callback function. | |
| 64 | |
| 65 function cb_set_2(num) { | |
| 66 print("element " + num); // B3 B6 B9 B15 B18 B21 B27 B30 B33 | |
| 67 return true; // B4 B7 B10 B16 B19 B22 B28 B31 B34 | |
| 68 } // B5 B8 B11 B17 B20 B23 B29 B32 B35 | |
| 69 | |
| 70 function cb_map_2(k, v) { | |
| 71 print(`key ${k}, value ${v}`); // B3 B6 B9 B15 B18 B21 B27 B30 B33 | |
| 72 return true; // B4 B7 B10 B16 B19 B22 B28 B31 B34 | |
| 73 } // B5 B8 B11 B17 B20 B23 B29 B32 B35 | |
| 74 | |
| 75 function cb_set_foreach(num) { | |
| 76 s.forEach(cb_set_2); // B2 B14 B26 | |
| 77 print("back."); // B12 B24 B36 | |
| 78 } // B13 B25 B37 | |
| 79 | |
| 80 function cb_map_foreach(key, val) { | |
| 81 m.forEach(cb_map_2); // B2 B14 B26 | |
| 82 print("back."); // B12 B24 B36 | |
| 83 } // B13 B25 B37 | |
| 84 | |
| 85 breaks = 0; | |
| 86 Debug.setListener(listener); | |
| 87 debugger; // B0 | |
| 88 s.forEach(cb_set_foreach); // B1 | |
| 89 Debug.setListener(null); // B38 | |
| 90 assertNull(exception); | |
| 91 assertEquals(39, breaks); | |
| 92 | |
| 93 breaks = 0; | |
| 94 Debug.setListener(listener); | |
| 95 debugger; // B0 | |
| 96 m.forEach(cb_map_foreach); // B1 | |
| 97 Debug.setListener(null); // B38 | |
| 98 assertNull(exception); | |
| 99 assertEquals(39, breaks); | |
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