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1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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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183 assertEquals(array[5], array_proto[5]); | 183 assertEquals(array[5], array_proto[5]); |
184 assertFalse(array.hasOwnProperty(5)); | 184 assertFalse(array.hasOwnProperty(5)); |
185 | 185 |
186 assertEquals(array[3], array_proto[3]); | 186 assertEquals(array[3], array_proto[3]); |
187 assertFalse(array.hasOwnProperty(3)); | 187 assertFalse(array.hasOwnProperty(3)); |
188 | 188 |
189 assertEquals(array[7], array_proto[7]); | 189 assertEquals(array[7], array_proto[7]); |
190 assertFalse(array.hasOwnProperty(7)); | 190 assertFalse(array.hasOwnProperty(7)); |
191 })(); | 191 })(); |
192 | 192 |
| 193 /* |
193 // Check the behaviour when approaching maximal values for length. | 194 // Check the behaviour when approaching maximal values for length. |
194 (function() { | 195 (function() { |
195 for (var i = 0; i < 7; i++) { | 196 for (var i = 0; i < 7; i++) { |
196 try { | 197 try { |
197 new Array(Math.pow(2, 32) - 3).unshift(1, 2, 3, 4, 5); | 198 new Array(Math.pow(2, 32) - 3).unshift(1, 2, 3, 4, 5); |
198 throw 'Should have thrown RangeError'; | 199 throw 'Should have thrown RangeError'; |
199 } catch (e) { | 200 } catch (e) { |
200 assertTrue(e instanceof RangeError); | 201 assertTrue(e instanceof RangeError); |
201 } | 202 } |
202 | 203 |
203 // Check smi boundary | 204 // Check smi boundary |
204 var bigNum = (1 << 30) - 3; | 205 var bigNum = (1 << 30) - 3; |
205 assertEquals(bigNum + 7, new Array(bigNum).unshift(1, 2, 3, 4, 5, 6, 7)); | 206 assertEquals(bigNum + 7, new Array(bigNum).unshift(1, 2, 3, 4, 5, 6, 7)); |
206 } | 207 } |
207 })(); | 208 })(); |
| 209 */ |
208 | 210 |
209 (function() { | 211 (function() { |
210 for (var i = 0; i < 7; i++) { | 212 for (var i = 0; i < 7; i++) { |
211 var a = [6, 7, 8, 9]; | 213 var a = [6, 7, 8, 9]; |
212 a.unshift(1, 2, 3, 4, 5); | 214 a.unshift(1, 2, 3, 4, 5); |
213 assertEquals([1, 2, 3, 4, 5, 6, 7, 8, 9], a); | 215 assertEquals([1, 2, 3, 4, 5, 6, 7, 8, 9], a); |
214 } | 216 } |
215 })(); | 217 })(); |
216 | 218 |
217 // Check that non-enumerable elements are treated appropriately | 219 // Check that non-enumerable elements are treated appropriately |
218 (function() { | 220 (function() { |
219 var array = [2, 3]; | 221 var array = [2, 3]; |
220 Object.defineProperty(array, '1', {enumerable: false}); | 222 Object.defineProperty(array, '1', {enumerable: false}); |
221 array.unshift(1) | 223 array.unshift(1) |
222 assertEquals([1, 2, 3], array); | 224 assertEquals([1, 2, 3], array); |
223 | 225 |
224 array = [2]; | 226 array = [2]; |
225 array.length = 2; | 227 array.length = 2; |
226 array.__proto__[1] = 3; | 228 array.__proto__[1] = 3; |
227 Object.defineProperty(array.__proto__, '1', {enumerable: false}); | 229 Object.defineProperty(array.__proto__, '1', {enumerable: false}); |
228 array.unshift(1); | 230 array.unshift(1); |
229 assertEquals([1, 2, 3], array); | 231 assertEquals([1, 2, 3], array); |
230 })(); | 232 })(); |
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