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| 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 | |
| 3 // found in the LICENSE file. | |
| 4 | |
| 5 // Flags: --expose-debug-as debug | |
| 6 | |
| 7 var exception = null; | |
| 8 var Debug = debug.Debug; | |
| 9 var break_count = 0; | |
| 10 | |
| 11 function listener(event, exec_state, event_data, data) { | |
| 12 if (event != Debug.DebugEvent.Break) return; | |
| 13 try { | |
| 14 var source = exec_state.frame(0).sourceLineText(); | |
| 15 print(source, break_count); | |
| 16 assertTrue(source.indexOf(`B${break_count++}`) > 0); | |
| 17 if (source.indexOf("assertEquals") > 0) { | |
| 18 exec_state.prepareStep(Debug.StepAction.StepNext); | |
| 19 } else { | |
| 20 exec_state.prepareStep(Debug.StepAction.StepIn); | |
| 21 } | |
| 22 } catch (e) { | |
| 23 exception = e; | |
| 24 print(e); | |
| 25 } | |
| 26 }; | |
| 27 | |
| 28 Debug.setListener(listener); | |
| 29 | |
| 30 var id = x => x; // B9 B10 B36 B37 | |
| 31 | |
| 32 function test() { | |
| 33 debugger; // B0 | |
| 34 function fx1([ | |
| 35 a, // B2 | |
| 36 b // B3 | |
| 37 ]) { | |
| 38 assertEquals([1, 2], [a, b]); // B4 | |
| 39 } // B5 | |
| 40 fx1([1, 2, 3]); // B1 | |
| 41 | |
| 42 function f2([ | |
| 43 a, // B7 | |
| 44 b = id(3) // B8 | |
| 45 ]) { | |
| 46 assertEquals([4, 3], [a, b]); // B11 | |
| 47 } // B12 | |
| 48 f2([4]); // B6 | |
| 49 | |
| 50 function f3({ | |
| 51 x: a, // B14 | |
| 52 y: b // B15 | |
| 53 }) { | |
| 54 assertEquals([5, 6], [a, b]); // B16 | |
| 55 } // B17 | |
| 56 f3({y: 6, x: 5}); // B13 | |
| 57 | |
| 58 function f4([ | |
| 59 a, // B19 | |
| 60 { | |
| 61 b, // B20 | |
| 62 c, // B21 | |
| 63 } | |
| 64 ]) { | |
| 65 assertEquals([2, 4, 6], [a, b, c]); // B22 | |
| 66 } // B23 | |
| 67 f4([2, {c: 6, b: 4}]); // B18 | |
| 68 | |
| 69 function f5([ | |
| 70 { | |
| 71 a, // B25 | |
| 72 b = 7 // B26 | |
| 73 }, | |
| 74 c = 3 // B27 | |
| 75 ] = [{a:1}]) { | |
| 76 assertEquals([1, 7, 3], [a, b, c]); // B28 | |
| 77 } // B29 | |
| 78 f5(); // B24 | |
| 79 | |
| 80 var name = "x"; // B30 | |
| 81 function f6({ | |
| 82 [id(name)]: a, // B34 B35 | |
| 83 b = a // B38 | |
| 84 }) { | |
| 85 assertEquals([9, 9], [a, b]); // B39 | |
| 86 } // B40 | |
| 87 var o6 = {}; // B31 | |
| 88 o6[name] = 9; // B32 | |
| 89 f6(o6); // B33 | |
| 90 | |
| 91 try { | |
| 92 throw [3, 4]; // B41 | |
| 93 } catch ([ | |
| 94 a, // B42 | |
| 95 b, // B43 | |
| 96 c = 6 // B44 | |
| 97 ]) { | |
| 98 assertEquals([3, 4, 6], [a, b, c]); // B45 | |
| 99 } | |
| 100 | |
| 101 var { | |
| 102 x: a, // B46 | |
| 103 y: b = 9 // B47 | |
| 104 } = { x: 4 }; | |
| 105 assertEquals([4, 9], [a, b]); // B48 | |
| 106 } // B49 | |
| 107 | |
| 108 test(); | |
| 109 Debug.setListener(null); // B50 | |
| 110 assertNull(exception); | |
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