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: --allow-natives-syntax
29
30// Check that keyed stores make things go dict mode faster than non-keyed
31// stores.
32
33function AddProps(obj) {
34  for (var i = 0; i < 26; i++) {
35    obj["x" + i] = 0;
36  }
37}
38
39
40function AddPropsNonKeyed(obj) {
41  obj.x0 = 0;
42  obj.x1 = 0;
43  obj.x2 = 0;
44  obj.x3 = 0;
45  obj.x4 = 0;
46  obj.x5 = 0;
47  obj.x6 = 0;
48  obj.x7 = 0;
49  obj.x8 = 0;
50  obj.x9 = 0;
51  obj.x10 = 0;
52  obj.x11 = 0;
53  obj.x12 = 0;
54  obj.x13 = 0;
55  obj.x14 = 0;
56  obj.x15 = 0;
57  obj.x16 = 0;
58  obj.x17 = 0;
59  obj.x18 = 0;
60  obj.x19 = 0;
61  obj.x20 = 0;
62  obj.x21 = 0;
63  obj.x22 = 0;
64  obj.x23 = 0;
65  obj.x24 = 0;
66  obj.x25 = 0;
67}
68
69function AddProps3(obj) {
70  obj["x0"] = 0;
71  obj["x1"] = 0;
72  obj["x2"] = 0;
73  obj["x3"] = 0;
74  obj["x4"] = 0;
75  obj["x5"] = 0;
76  obj["x6"] = 0;
77  obj["x7"] = 0;
78  obj["x8"] = 0;
79  obj["x9"] = 0;
80  obj["x10"] = 0;
81  obj["x11"] = 0;
82  obj["x12"] = 0;
83  obj["x13"] = 0;
84  obj["x14"] = 0;
85  obj["x15"] = 0;
86  obj["x16"] = 0;
87  obj["x17"] = 0;
88  obj["x18"] = 0;
89  obj["x19"] = 0;
90  obj["x20"] = 0;
91  obj["x21"] = 0;
92  obj["x22"] = 0;
93  obj["x23"] = 0;
94  obj["x24"] = 0;
95  obj["x25"] = 0;
96}
97
98
99var keyed = {};
100AddProps(keyed);
101assertFalse(%HasFastProperties(keyed));
102
103var non_keyed = {};
104AddPropsNonKeyed(non_keyed);
105assertTrue(%HasFastProperties(non_keyed));
106
107var obj3 = {};
108AddProps3(obj3);
109assertTrue(%HasFastProperties(obj3));
110
111var bad_name = {};
112bad_name[".foo"] = 0;
113assertFalse(%HasFastProperties(bad_name));
114