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| 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 --allow-natives-syntax --harmony-async-await |
| 6 |
| 7 var Debug = debug.Debug; |
| 8 var step_count = 0; |
| 9 |
| 10 function listener(event, execState, eventData, data) { |
| 11 if (event != Debug.DebugEvent.Break) return; |
| 12 try { |
| 13 var line = execState.frame(0).sourceLineText(); |
| 14 print(line); |
| 15 var [match, expected_count, step] = /\/\/ B(\d) (\w+)$/.exec(line); |
| 16 assertEquals(step_count++, parseInt(expected_count)); |
| 17 if (step != "Continue") execState.prepareStep(Debug.StepAction[step]); |
| 18 } catch (e) { |
| 19 print(e, e.stack); |
| 20 quit(1); |
| 21 } |
| 22 } |
| 23 |
| 24 Debug.setListener(listener); |
| 25 |
| 26 async function f() { |
| 27 var a = 1; |
| 28 debugger; // B0 StepNext |
| 29 a += // B1 StepNext |
| 30 await // B3 StepNext |
| 31 5; // B2 StepNext |
| 32 return a; // B4 StepNext |
| 33 } // B5 Continue |
| 34 |
| 35 f(); |
| 36 |
| 37 %RunMicrotasks(); |
| 38 |
| 39 assertEquals(6, step_count); |
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