Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 1 | // Copyright 2016 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 --ignition-generators |
| 6 | |
| 7 | var Debug = debug.Debug; |
| 8 | |
| 9 | var break_count = 0; |
| 10 | var exception = null; |
| 11 | |
| 12 | function listener(event, exec_state, event_data, data) { |
| 13 | if (event != Debug.DebugEvent.Break) return; |
| 14 | try { |
| 15 | break_count++; |
| 16 | var line = exec_state.frame(0).sourceLineText(); |
| 17 | print(line); |
| 18 | assertTrue(line.indexOf(`B${break_count}`) > 0); |
| 19 | } catch (e) { |
| 20 | exception = e; |
| 21 | } |
| 22 | } |
| 23 | |
| 24 | |
| 25 | function* g() { |
| 26 | setbreaks(); |
| 27 | yield 1; // B1 |
| 28 | } |
| 29 | |
| 30 | function* f() { |
| 31 | yield* g(); |
| 32 | return 2; // B2 |
| 33 | } |
| 34 | |
| 35 | function setbreaks() { |
| 36 | Debug.setListener(listener); |
| 37 | Debug.setBreakPoint(g, 2); |
| 38 | Debug.setBreakPoint(f, 2); |
| 39 | } |
| 40 | |
| 41 | for (let _ of f()) { } |
| 42 | |
| 43 | assertEquals(2, break_count); |
| 44 | assertNull(exception); |
| 45 | |
| 46 | Debug.setListener(null); |