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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 // Flags: --expose-debug-as debug --allow-natives-syntax |
| 6 |
| 7 Debug = debug.Debug; |
| 8 |
| 9 function f() { return %_DebugIsActive() != 0; } |
| 10 |
| 11 assertFalse(f()); |
| 12 assertFalse(f()); |
| 13 Debug.setListener(function() {}); |
| 14 assertTrue(f()); |
| 15 Debug.setListener(null); |
| 16 assertFalse(f()); |
| 17 |
| 18 %OptimizeFunctionOnNextCall(f); |
| 19 assertFalse(f()); |
| 20 assertOptimized(f); |
| 21 |
| 22 Debug.setListener(function() {}); |
| 23 assertTrue(f()); |
| 24 assertOptimized(f); |
| 25 |
| 26 Debug.setListener(null); |
| 27 assertFalse(f()); |
| 28 assertOptimized(f); |
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