Chromium Code Reviews
chromiumcodereview-hr@appspot.gserviceaccount.com (chromiumcodereview-hr) | Please choose your nickname with Settings | Help | Chromium Project | Gerrit Changes | Sign out
(47)

Side by Side Diff: test/mjsunit/harmony/microtask-delivery.js

Issue 154283002: V8 Microtask Queue & API (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: heapconst Created 6 years, 10 months ago
Use n/p to move between diff chunks; N/P to move between comments. Draft comments are only viewable by you.
Jump to:
View unified diff | Download patch | Annotate | Revision Log
« no previous file with comments | « test/mjsunit/fuzz-natives-part3.js ('k') | tools/v8heapconst.py » ('j') | no next file with comments »
Toggle Intra-line Diffs ('i') | Expand Comments ('e') | Collapse Comments ('c') | Show Comments Hide Comments ('s')
OLDNEW
(Empty)
1 // Copyright 2012 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
4 // met:
5 //
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
15 //
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28 // Flags: --harmony-observation --harmony-promises --allow-natives-syntax
29
30 var ordering = [];
31 function reset() {
32 ordering = [];
33 }
34
35 function assertArrayValues(expected, actual) {
36 assertEquals(expected.length, actual.length);
37 for (var i = 0; i < expected.length; i++) {
38 assertEquals(expected[i], actual[i]);
39 }
40 }
41
42 function assertOrdering(expected) {
43 %RunMicrotasks();
44 assertArrayValues(expected, ordering);
45 }
46
47 function newPromise(id, fn) {
48 var r;
49 var t = 1;
50 var promise = new Promise(function(resolve) {
51 r = resolve;
52 if (fn) fn();
53 });
54
55 var next = promise.then(function(value) {
56 ordering.push('p' + id);
57 return value;
58 });
59
60 return {
61 resolve: r,
62 then: function(fn) {
63 next = next.then(function(value) {
64 ordering.push('p' + id + ':' + t++);
65 return fn ? fn(value) : value;
66 });
67
68 return this;
69 }
70 };
71 }
72
73 function newObserver(id, fn, obj) {
74 var observer = {
75 value: 1,
76 recordCounts: []
77 };
78
79 Object.observe(observer, function(records) {
80 ordering.push('o' + id);
81 observer.recordCounts.push(records.length);
82 if (fn) fn();
83 });
84
85 return observer;
86 }
87
88
89 (function PromiseThens() {
90 reset();
91
92 var p1 = newPromise(1).then();
93 var p2 = newPromise(2).then();
94
95 p1.resolve();
96 p2.resolve();
97
98 assertOrdering(['p1', 'p2', 'p1:1', 'p2:1']);
99 })();
100
101
102 (function ObserversBatch() {
103 reset();
104
105 var p1 = newPromise(1);
106 var p2 = newPromise(2);
107 var p3 = newPromise(3);
108
109 var ob1 = newObserver(1);
110 var ob2 = newObserver(2, function() {
111 ob3.value++;
112 p3.resolve();
113 ob1.value++;
114 });
115 var ob3 = newObserver(3);
116
117 p1.resolve();
118 ob1.value++;
119 p2.resolve();
120 ob2.value++;
121
122 assertOrdering(['p1', 'o1', 'o2', 'p2', 'o1', 'o3', 'p3']);
123 assertArrayValues([1, 1], ob1.recordCounts);
124 assertArrayValues([1], ob2.recordCounts);
125 assertArrayValues([1], ob3.recordCounts);
126 })();
127
128
129 (function ObserversGetAllRecords() {
130 reset();
131
132 var p1 = newPromise(1);
133 var p2 = newPromise(2);
134 var ob1 = newObserver(1, function() {
135 ob2.value++;
136 });
137 var ob2 = newObserver(2);
138
139 p1.resolve();
140 ob1.value++;
141 p2.resolve();
142 ob2.value++;
143
144 assertOrdering(['p1', 'o1', 'o2', 'p2']);
145 assertArrayValues([1], ob1.recordCounts);
146 assertArrayValues([2], ob2.recordCounts);
147 })();
148
149
150 (function NewObserverDeliveryGetsNewMicrotask() {
151 reset();
152
153 var p1 = newPromise(1);
154 var p2 = newPromise(2);
155 var ob1 = newObserver(1);
156 var ob2 = newObserver(2, function() {
157 ob1.value++;
158 });
159
160 p1.resolve();
161 ob1.value++;
162 p2.resolve();
163 ob2.value++;
164
165 assertOrdering(['p1', 'o1', 'o2', 'p2', 'o1']);
166 assertArrayValues([1, 1], ob1.recordCounts);
167 assertArrayValues([1], ob2.recordCounts);
168 })();
OLDNEW
« no previous file with comments | « test/mjsunit/fuzz-natives-part3.js ('k') | tools/v8heapconst.py » ('j') | no next file with comments »

Powered by Google App Engine
This is Rietveld 408576698