Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 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 --allow-natives-syntax |
| 6 | |
| 7 | var Debug = debug.Debug; |
| 8 | var expected = ["debugger;", "var x = y;", "debugger;", "var x = y;"]; |
| 9 | var log = []; |
| 10 | |
| 11 | function listener(event, exec_state, event_data, data) { |
| 12 | if (event != Debug.DebugEvent.Break) return; |
| 13 | try { |
| 14 | log.push(exec_state.frame(0).sourceLineText().trimLeft()); |
| 15 | exec_state.prepareStep(Debug.StepAction.StepNext); |
| 16 | } catch (e) { |
| 17 | %AbortJS(e + "\n" + e.stack); |
| 18 | } |
| 19 | } |
| 20 | |
| 21 | Debug.setListener(listener); |
| 22 | |
| 23 | function f() { |
| 24 | var a = 1; |
| 25 | debugger; |
| 26 | var x = y; |
| 27 | print(x); |
| 28 | } |
| 29 | |
| 30 | function call_f_with_deeper_stack() { |
| 31 | (() => () => () => f())()()(); |
| 32 | } |
| 33 | |
| 34 | var p = Promise.resolve(); |
| 35 | p.then(f); |
| 36 | p.then(call_f_with_deeper_stack); |
| 37 | |
| 38 | // Schedule microtask to check against expectation at the end. |
| 39 | function testDone(iteration) { |
| 40 | function checkResult() { |
| 41 | try { |
| 42 | assertTrue(iteration < 10); |
| 43 | if (expected.length == log.length) { |
| 44 | assertEquals(expected, log); |
| 45 | } else { |
| 46 | testDone(iteration + 1); |
| 47 | } |
| 48 | } catch (e) { |
| 49 | %AbortJS(e + "\n" + e.stack); |
| 50 | } |
| 51 | } |
| 52 | |
| 53 | %EnqueueMicrotask(checkResult); |
| 54 | } |
| 55 | |
| 56 | testDone(0); |