OLD | NEW |
| (Empty) |
1 // Copyright 2010-2015 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 // Tests the Reflect.getPrototypeOf - ES6 26.1.8. | |
29 // This is adapted from mjsunit/get-prototype-of.js. | |
30 | |
31 // Flags: --harmony-reflect | |
32 | |
33 | |
34 | |
35 function assertPrototypeOf(func, expected) { | |
36 assertEquals(expected, Reflect.getPrototypeOf(func)); | |
37 } | |
38 | |
39 | |
40 assertThrows(function() { | |
41 Reflect.getPrototypeOf(undefined); | |
42 }, TypeError); | |
43 | |
44 | |
45 assertThrows(function() { | |
46 Reflect.getPrototypeOf(null); | |
47 }, TypeError); | |
48 | |
49 | |
50 function F(){}; | |
51 var y = new F(); | |
52 | |
53 assertPrototypeOf(y, F.prototype); | |
54 assertPrototypeOf(F, Function.prototype); | |
55 | |
56 assertPrototypeOf({x: 5}, Object.prototype); | |
57 assertPrototypeOf({x: 5, __proto__: null}, null); | |
58 | |
59 assertPrototypeOf([1, 2], Array.prototype); | |
60 | |
61 | |
62 assertThrows(function () { | |
63 Reflect.getPrototypeOf(1); | |
64 }, TypeError); | |
65 assertThrows(function () { | |
66 Reflect.getPrototypeOf(true); | |
67 }, TypeError); | |
68 assertThrows(function () { | |
69 Reflect.getPrototypeOf(false); | |
70 }, TypeError); | |
71 assertThrows(function () { | |
72 Reflect.getPrototypeOf('str'); | |
73 }, TypeError); | |
74 assertThrows(function () { | |
75 Reflect.getPrototypeOf(Symbol()); | |
76 }, TypeError); | |
77 | |
78 assertPrototypeOf(Object(1), Number.prototype); | |
79 assertPrototypeOf(Object(true), Boolean.prototype); | |
80 assertPrototypeOf(Object(false), Boolean.prototype); | |
81 assertPrototypeOf(Object('str'), String.prototype); | |
82 assertPrototypeOf(Object(Symbol()), Symbol.prototype); | |
83 | |
84 | |
85 var errorFunctions = [ | |
86 EvalError, | |
87 RangeError, | |
88 ReferenceError, | |
89 SyntaxError, | |
90 TypeError, | |
91 URIError, | |
92 ]; | |
93 | |
94 for (var f of errorFunctions) { | |
95 assertPrototypeOf(f, Error); | |
96 assertPrototypeOf(new f(), f.prototype); | |
97 } | |
98 | |
99 | |
100 // Builtin constructors. | |
101 var functions = [ | |
102 Array, | |
103 ArrayBuffer, | |
104 Boolean, | |
105 // DataView, | |
106 Date, | |
107 Error, | |
108 // Float32Array, prototype is %TypedArray% | |
109 // Float64Array, | |
110 Function, | |
111 // Int16Array, | |
112 // Int32Array, | |
113 // Int8Array, | |
114 Map, | |
115 Number, | |
116 Object, | |
117 // Promise, | |
118 RegExp, | |
119 Set, | |
120 String, | |
121 // Symbol, not constructible | |
122 // Uint16Array, | |
123 // Uint32Array, | |
124 // Uint8Array, | |
125 // Uint8ClampedArray, | |
126 WeakMap, | |
127 WeakSet, | |
128 ]; | |
129 | |
130 for (var f of functions) { | |
131 assertPrototypeOf(f, Function.prototype); | |
132 assertPrototypeOf(new f(), f.prototype); | |
133 } | |
134 | |
135 var p = new Promise(function() {}); | |
136 assertPrototypeOf(p, Promise.prototype); | |
137 | |
138 var dv = new DataView(new ArrayBuffer()); | |
139 assertPrototypeOf(dv, DataView.prototype); | |
OLD | NEW |