Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 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 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame^] | 5 | // Flags: --harmony-object-observe |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6 | // Flags: --expose-debug-as debug |
| 7 | |
| 8 | Debug = debug.Debug; |
| 9 | |
| 10 | var base_id = -1; |
| 11 | var exception = null; |
| 12 | var expected = [ |
| 13 | "enqueue #1", |
| 14 | "willHandle #1", |
| 15 | "didHandle #1", |
| 16 | ]; |
| 17 | |
| 18 | function assertLog(msg) { |
| 19 | print(msg); |
| 20 | assertTrue(expected.length > 0); |
| 21 | assertEquals(expected.shift(), msg); |
| 22 | if (!expected.length) { |
| 23 | Debug.setListener(null); |
| 24 | } |
| 25 | } |
| 26 | |
| 27 | function listener(event, exec_state, event_data, data) { |
| 28 | if (event != Debug.DebugEvent.AsyncTaskEvent) return; |
| 29 | try { |
| 30 | if (base_id < 0) |
| 31 | base_id = event_data.id(); |
| 32 | var id = event_data.id() - base_id + 1; |
| 33 | assertEquals("Object.observe", event_data.name()); |
| 34 | assertLog(event_data.type() + " #" + id); |
| 35 | } catch (e) { |
| 36 | print(e + e.stack) |
| 37 | exception = e; |
| 38 | } |
| 39 | } |
| 40 | |
| 41 | Debug.setListener(listener); |
| 42 | |
| 43 | var obj = {}; |
| 44 | Object.observe(obj, function(changes) { |
| 45 | print(change.type + " " + change.name + " " + change.oldValue); |
| 46 | }); |
| 47 | |
| 48 | obj.foo = 1; |
| 49 | obj.zoo = 2; |
| 50 | obj.foo = 3; |
| 51 | |
| 52 | assertNull(exception); |