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 | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 5 | // Flags: --expose-debug-as debug --allow-natives-syntax |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 6 | |
| 7 | Debug = debug.Debug; |
| 8 | |
| 9 | var base_id = -1; |
| 10 | var exception = null; |
| 11 | var expected = [ |
| 12 | "enqueue #1", |
| 13 | "willHandle #1", |
| 14 | "then #1", |
| 15 | "enqueue #2", |
| 16 | "didHandle #1", |
| 17 | "willHandle #2", |
| 18 | "then #2", |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 19 | "didHandle #2", |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 20 | "enqueue #3", |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 21 | "willHandle #3", |
| 22 | "didHandle #3" |
| 23 | ]; |
| 24 | |
| 25 | function assertLog(msg) { |
| 26 | print(msg); |
| 27 | assertTrue(expected.length > 0); |
| 28 | assertEquals(expected.shift(), msg); |
| 29 | if (!expected.length) { |
| 30 | Debug.setListener(null); |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | function listener(event, exec_state, event_data, data) { |
| 35 | if (event != Debug.DebugEvent.AsyncTaskEvent) return; |
| 36 | try { |
| 37 | if (base_id < 0) |
| 38 | base_id = event_data.id(); |
| 39 | var id = event_data.id() - base_id + 1; |
| 40 | assertEquals("Promise.resolve", event_data.name()); |
| 41 | assertLog(event_data.type() + " #" + id); |
| 42 | } catch (e) { |
| 43 | print(e + e.stack) |
| 44 | exception = e; |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | Debug.setListener(listener); |
| 49 | |
| 50 | var resolver; |
| 51 | var p = new Promise(function(resolve, reject) { |
| 52 | resolver = resolve; |
| 53 | }); |
| 54 | p.then(function() { |
| 55 | assertLog("then #1"); |
| 56 | }).then(function() { |
| 57 | assertLog("then #2"); |
| 58 | }); |
| 59 | resolver(); |
| 60 | |
Ben Murdoch | 61f157c | 2016-09-16 13:49:30 +0100 | [diff] [blame] | 61 | %RunMicrotasks(); |
| 62 | |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 63 | assertNull(exception); |