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1 // Copyright 2015 the V8 project authors. All rights reserved. | 1 // Copyright 2015 the V8 project authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 var target = { | 5 var target = { |
6 target: 1 | 6 target: 1 |
7 }; | 7 }; |
8 target.__proto__ = { | 8 target.__proto__ = { |
9 target_proto: 2 | 9 target_proto: 2 |
10 }; | 10 }; |
(...skipping 30 matching lines...) Expand all Loading... |
41 var proxy2 = new Proxy(proxy, {}); | 41 var proxy2 = new Proxy(proxy, {}); |
42 assertEquals(["target"], Object.keys(proxy2)); | 42 assertEquals(["target"], Object.keys(proxy2)); |
43 | 43 |
44 | 44 |
45 (function testForSymbols() { | 45 (function testForSymbols() { |
46 var symbol = Symbol(); | 46 var symbol = Symbol(); |
47 var p = new Proxy({}, {ownKeys() { return ["1", symbol, "2"] }}); | 47 var p = new Proxy({}, {ownKeys() { return ["1", symbol, "2"] }}); |
48 assertEquals(["1","2"], Object.getOwnPropertyNames(p)); | 48 assertEquals(["1","2"], Object.getOwnPropertyNames(p)); |
49 assertEquals([symbol], Object.getOwnPropertySymbols(p)); | 49 assertEquals([symbol], Object.getOwnPropertySymbols(p)); |
50 })(); | 50 })(); |
| 51 |
| 52 (function testNoProxyTraps() { |
| 53 var test_sym = Symbol("sym1"); |
| 54 var test_sym2 = Symbol("sym2"); |
| 55 var target = { |
| 56 one: 1, |
| 57 two: 2, |
| 58 [test_sym]: 4, |
| 59 0: 0, |
| 60 }; |
| 61 Object.defineProperty( |
| 62 target, "non-enum", |
| 63 { enumerable: false, value: "nope", configurable: true, writable: true }); |
| 64 target.__proto__ = { |
| 65 target_proto: 3, |
| 66 1: 1, |
| 67 [test_sym2]: 5 |
| 68 }; |
| 69 Object.defineProperty( |
| 70 target.__proto__, "non-enum2", |
| 71 { enumerable: false, value: "nope", configurable: true, writable: true }); |
| 72 var proxy = new Proxy(target, {}); |
| 73 |
| 74 assertEquals(["0", "one", "two"], Object.keys(proxy)); |
| 75 assertEquals(["0", "one", "two", "non-enum"], |
| 76 Object.getOwnPropertyNames(proxy)); |
| 77 assertEquals([test_sym], Object.getOwnPropertySymbols(proxy)); |
| 78 })(); |
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