| // Copyright 2016 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Flags: --ignition-filter=f --expose-debug-as debug |
| |
| var Debug = debug.Debug; |
| |
| var break_count = 0; |
| |
| function f() { |
| debugger; |
| } |
| |
| function listener(event, exec_data) { |
| if (event != Debug.DebugEvent.Break) return; |
| break_count++; |
| } |
| |
| f(); |
| assertEquals(0, break_count); |
| |
| Debug.setListener(listener); |
| |
| f(); |
| assertEquals(1, break_count); |
| |
| Debug.setListener(null); |
| |
| f(); |
| assertEquals(1, break_count); |