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Side by Side Diff: test/mjsunit/harmony/reflect-own-keys.js

Issue 1815773002: Remove runtime flags for Proxy and Reflect (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Rebased Created 4 years, 9 months ago
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1 // Copyright 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 // This is adapted from mjsunit/object-get-own-property-names.js.
29
30 // Flags: --harmony-reflect
31
32
33 // Check simple cases.
34 var obj = { a: 1, b: 2};
35 var keys = Reflect.ownKeys(obj);
36 assertEquals(2, keys.length);
37 assertEquals("a", keys[0]);
38 assertEquals("b", keys[1]);
39
40 var obj = { a: function(){}, b: function(){} };
41 var keys = Reflect.ownKeys(obj);
42 assertEquals(2, keys.length);
43 assertEquals("a", keys[0]);
44 assertEquals("b", keys[1]);
45
46 // Check slow case
47 var obj = { a: 1, b: 2, c: 3 };
48 delete obj.b;
49 var keys = Reflect.ownKeys(obj)
50 assertEquals(2, keys.length);
51 assertEquals("a", keys[0]);
52 assertEquals("c", keys[1]);
53
54 // Check that non-enumerable properties are being returned.
55 var keys = Reflect.ownKeys([1, 2]);
56 assertEquals(3, keys.length);
57 assertEquals("0", keys[0]);
58 assertEquals("1", keys[1]);
59 assertEquals("string", typeof keys[0]);
60 assertEquals("string", typeof keys[1]);
61 assertEquals("length", keys[2]);
62
63 // Check that no proto properties are returned.
64 var obj = { foo: "foo" };
65 obj.__proto__ = { bar: "bar" };
66 keys = Reflect.ownKeys(obj);
67 assertEquals(1, keys.length);
68 assertEquals("foo", keys[0]);
69
70 // Check that getter properties are returned.
71 var obj = {};
72 obj.__defineGetter__("getter", function() {});
73 keys = Reflect.ownKeys(obj);
74 assertEquals(1, keys.length);
75 assertEquals("getter", keys[0]);
76
77 // Check that implementation does not access Array.prototype.
78 var savedConcat = Array.prototype.concat;
79 Array.prototype.concat = function() { return []; }
80 keys = Reflect.ownKeys({0: 'foo', bar: 'baz'});
81 assertEquals(2, keys.length);
82 assertEquals('0', keys[0]);
83 assertEquals('bar', keys[1]);
84 assertSame(Array.prototype, keys.__proto__);
85 Array.prototype.concat = savedConcat;
86
87 assertThrows(function() { Reflect.ownKeys(4) }, TypeError);
88 assertThrows(function() { Reflect.ownKeys("foo") }, TypeError);
89 assertThrows(function() { Reflect.ownKeys(true) }, TypeError);
90
91 assertEquals(Reflect.ownKeys(Object(4)), []);
92 assertEquals(Reflect.ownKeys(Object("foo")), ["0", "1", "2", "length"]);
93 assertEquals(Reflect.ownKeys(Object(true)), []);
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