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1 // Copyright 2013 the V8 project authors. All rights reserved. | 1 // Copyright 2013 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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38 assertTrue(object.hasOwnProperty(name)); | 38 assertTrue(object.hasOwnProperty(name)); |
39 var desc = Object.getOwnPropertyDescriptor(object, name); | 39 var desc = Object.getOwnPropertyDescriptor(object, name); |
40 assertEquals(desc.writable, !(attrs & READ_ONLY)); | 40 assertEquals(desc.writable, !(attrs & READ_ONLY)); |
41 assertEquals(desc.enumerable, !(attrs & DONT_ENUM)); | 41 assertEquals(desc.enumerable, !(attrs & DONT_ENUM)); |
42 assertEquals(desc.configurable, !(attrs & DONT_DELETE)); | 42 assertEquals(desc.configurable, !(attrs & DONT_DELETE)); |
43 } | 43 } |
44 | 44 |
45 | 45 |
46 function TestArrayPrototype() { | 46 function TestArrayPrototype() { |
47 assertHasOwnProperty(Array.prototype, 'entries', DONT_ENUM); | 47 assertHasOwnProperty(Array.prototype, 'entries', DONT_ENUM); |
48 assertHasOwnProperty(Array.prototype, 'values', DONT_ENUM); | 48 // TODO(arv): Reenable once @@unscopables are shipping. |
| 49 // assertHasOwnProperty(Array.prototype, 'values', DONT_ENUM); |
49 assertHasOwnProperty(Array.prototype, 'keys', DONT_ENUM); | 50 assertHasOwnProperty(Array.prototype, 'keys', DONT_ENUM); |
50 assertHasOwnProperty(Array.prototype, Symbol.iterator, DONT_ENUM); | 51 assertHasOwnProperty(Array.prototype, Symbol.iterator, DONT_ENUM); |
51 | 52 |
52 assertEquals(Array.prototype.values, Array.prototype[Symbol.iterator]); | 53 // TODO(arv): Reenable once @@unscopables are shipping. |
| 54 // assertEquals(Array.prototype.values, Array.prototype[Symbol.iterator]); |
53 } | 55 } |
54 TestArrayPrototype(); | 56 TestArrayPrototype(); |
55 | 57 |
56 | 58 |
57 function assertIteratorResult(value, done, result) { | 59 function assertIteratorResult(value, done, result) { |
58 assertEquals({value: value, done: done}, result); | 60 assertEquals({value: value, done: done}, result); |
59 } | 61 } |
60 | 62 |
61 | 63 |
62 function TestValues() { | 64 function TestValues() { |
63 var array = ['a', 'b', 'c']; | 65 var array = ['a', 'b', 'c']; |
64 var iterator = array.values(); | 66 var iterator = array.values(); |
65 assertIteratorResult('a', false, iterator.next()); | 67 assertIteratorResult('a', false, iterator.next()); |
66 assertIteratorResult('b', false, iterator.next()); | 68 assertIteratorResult('b', false, iterator.next()); |
67 assertIteratorResult('c', false, iterator.next()); | 69 assertIteratorResult('c', false, iterator.next()); |
68 assertIteratorResult(void 0, true, iterator.next()); | 70 assertIteratorResult(void 0, true, iterator.next()); |
69 | 71 |
70 array.push('d'); | 72 array.push('d'); |
71 assertIteratorResult(void 0, true, iterator.next()); | 73 assertIteratorResult(void 0, true, iterator.next()); |
72 } | 74 } |
73 TestValues(); | 75 // TODO(arv): Reenable once @@unscopables are shipping. |
| 76 // TestValues(); |
74 | 77 |
75 | 78 |
76 function TestValuesMutate() { | 79 function TestValuesMutate() { |
77 var array = ['a', 'b', 'c']; | 80 var array = ['a', 'b', 'c']; |
78 var iterator = array.values(); | 81 var iterator = array.values(); |
79 assertIteratorResult('a', false, iterator.next()); | 82 assertIteratorResult('a', false, iterator.next()); |
80 assertIteratorResult('b', false, iterator.next()); | 83 assertIteratorResult('b', false, iterator.next()); |
81 assertIteratorResult('c', false, iterator.next()); | 84 assertIteratorResult('c', false, iterator.next()); |
82 array.push('d'); | 85 array.push('d'); |
83 assertIteratorResult('d', false, iterator.next()); | 86 assertIteratorResult('d', false, iterator.next()); |
84 assertIteratorResult(void 0, true, iterator.next()); | 87 assertIteratorResult(void 0, true, iterator.next()); |
85 } | 88 } |
86 TestValuesMutate(); | 89 // TODO(arv): Reenable once @@unscopables are shipping. |
| 90 // TestValuesMutate(); |
87 | 91 |
88 | 92 |
89 function TestKeys() { | 93 function TestKeys() { |
90 var array = ['a', 'b', 'c']; | 94 var array = ['a', 'b', 'c']; |
91 var iterator = array.keys(); | 95 var iterator = array.keys(); |
92 assertIteratorResult(0, false, iterator.next()); | 96 assertIteratorResult(0, false, iterator.next()); |
93 assertIteratorResult(1, false, iterator.next()); | 97 assertIteratorResult(1, false, iterator.next()); |
94 assertIteratorResult(2, false, iterator.next()); | 98 assertIteratorResult(2, false, iterator.next()); |
95 assertIteratorResult(void 0, true, iterator.next()); | 99 assertIteratorResult(void 0, true, iterator.next()); |
96 | 100 |
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135 assertIteratorResult([2, 'c'], false, iterator.next()); | 139 assertIteratorResult([2, 'c'], false, iterator.next()); |
136 array.push('d'); | 140 array.push('d'); |
137 assertIteratorResult([3, 'd'], false, iterator.next()); | 141 assertIteratorResult([3, 'd'], false, iterator.next()); |
138 assertIteratorResult(void 0, true, iterator.next()); | 142 assertIteratorResult(void 0, true, iterator.next()); |
139 } | 143 } |
140 TestEntriesMutate(); | 144 TestEntriesMutate(); |
141 | 145 |
142 | 146 |
143 function TestArrayIteratorPrototype() { | 147 function TestArrayIteratorPrototype() { |
144 var array = []; | 148 var array = []; |
145 var iterator = array.values(); | 149 var iterator = array.entries(); |
146 | 150 |
147 var ArrayIteratorPrototype = iterator.__proto__; | 151 var ArrayIteratorPrototype = iterator.__proto__; |
148 | 152 |
149 assertEquals(ArrayIteratorPrototype, array.values().__proto__); | 153 // TODO(arv): Reenable once @@unscopables are shipping. |
| 154 // assertEquals(ArrayIteratorPrototype, array.values().__proto__); |
150 assertEquals(ArrayIteratorPrototype, array.keys().__proto__); | 155 assertEquals(ArrayIteratorPrototype, array.keys().__proto__); |
151 assertEquals(ArrayIteratorPrototype, array.entries().__proto__); | 156 assertEquals(ArrayIteratorPrototype, array.entries().__proto__); |
152 | 157 |
153 assertEquals(Object.prototype, ArrayIteratorPrototype.__proto__); | 158 assertEquals(Object.prototype, ArrayIteratorPrototype.__proto__); |
154 | 159 |
155 assertEquals('Array Iterator', %_ClassOf(array.values())); | 160 // TODO(arv): Reenable once @@unscopables are shipping. |
| 161 // assertEquals('Array Iterator', %_ClassOf(array.values())); |
156 assertEquals('Array Iterator', %_ClassOf(array.keys())); | 162 assertEquals('Array Iterator', %_ClassOf(array.keys())); |
157 assertEquals('Array Iterator', %_ClassOf(array.entries())); | 163 assertEquals('Array Iterator', %_ClassOf(array.entries())); |
158 | 164 |
159 assertFalse(ArrayIteratorPrototype.hasOwnProperty('constructor')); | 165 assertFalse(ArrayIteratorPrototype.hasOwnProperty('constructor')); |
160 assertArrayEquals(['next'], | 166 assertArrayEquals(['next'], |
161 Object.getOwnPropertyNames(ArrayIteratorPrototype)); | 167 Object.getOwnPropertyNames(ArrayIteratorPrototype)); |
162 assertHasOwnProperty(ArrayIteratorPrototype, 'next', DONT_ENUM); | 168 assertHasOwnProperty(ArrayIteratorPrototype, 'next', DONT_ENUM); |
163 assertHasOwnProperty(ArrayIteratorPrototype, Symbol.iterator, DONT_ENUM); | 169 assertHasOwnProperty(ArrayIteratorPrototype, Symbol.iterator, DONT_ENUM); |
164 } | 170 } |
165 TestArrayIteratorPrototype(); | 171 TestArrayIteratorPrototype(); |
166 | 172 |
167 | 173 |
168 function TestForArrayValues() { | 174 function TestForArrayValues() { |
169 var buffer = []; | 175 var buffer = []; |
170 var array = [0, 'a', true, false, null, /* hole */, undefined, NaN]; | 176 var array = [0, 'a', true, false, null, /* hole */, undefined, NaN]; |
171 var i = 0; | 177 var i = 0; |
172 for (var value of array.values()) { | 178 for (var value of array.values()) { |
173 buffer[i++] = value; | 179 buffer[i++] = value; |
174 } | 180 } |
175 | 181 |
176 assertEquals(8, buffer.length); | 182 assertEquals(8, buffer.length); |
177 | 183 |
178 for (var i = 0; i < buffer.length - 1; i++) { | 184 for (var i = 0; i < buffer.length - 1; i++) { |
179 assertSame(array[i], buffer[i]); | 185 assertSame(array[i], buffer[i]); |
180 } | 186 } |
181 assertTrue(isNaN(buffer[buffer.length - 1])); | 187 assertTrue(isNaN(buffer[buffer.length - 1])); |
182 } | 188 } |
183 TestForArrayValues(); | 189 // TODO(arv): Reenable once @@unscopables are shipping. |
| 190 // TestForArrayValues(); |
184 | 191 |
185 | 192 |
186 function TestForArrayKeys() { | 193 function TestForArrayKeys() { |
187 var buffer = []; | 194 var buffer = []; |
188 var array = [0, 'a', true, false, null, /* hole */, undefined, NaN]; | 195 var array = [0, 'a', true, false, null, /* hole */, undefined, NaN]; |
189 var i = 0; | 196 var i = 0; |
190 for (var key of array.keys()) { | 197 for (var key of array.keys()) { |
191 buffer[i++] = key; | 198 buffer[i++] = key; |
192 } | 199 } |
193 | 200 |
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230 buffer[i++] = value; | 237 buffer[i++] = value; |
231 } | 238 } |
232 | 239 |
233 assertEquals(8, buffer.length); | 240 assertEquals(8, buffer.length); |
234 | 241 |
235 for (var i = 0; i < buffer.length - 1; i++) { | 242 for (var i = 0; i < buffer.length - 1; i++) { |
236 assertSame(array[i], buffer[i]); | 243 assertSame(array[i], buffer[i]); |
237 } | 244 } |
238 assertTrue(isNaN(buffer[buffer.length - 1])); | 245 assertTrue(isNaN(buffer[buffer.length - 1])); |
239 } | 246 } |
240 TestForArrayValues(); | 247 TestForArray(); |
241 | 248 |
242 | 249 |
243 function TestNonOwnSlots() { | 250 function TestNonOwnSlots() { |
244 var array = [0]; | 251 var array = [0]; |
245 var iterator = array.values(); | 252 var iterator = array.entries(); |
246 var object = {__proto__: iterator}; | 253 var object = {__proto__: iterator}; |
247 | 254 |
248 assertThrows(function() { | 255 assertThrows(function() { |
249 object.next(); | 256 object.next(); |
250 }, TypeError); | 257 }, TypeError); |
251 } | 258 } |
252 TestNonOwnSlots(); | 259 TestNonOwnSlots(); |
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