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1 // Copyright 2011 the V8 project authors. All rights reserved. | 1 // Copyright 2011 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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143 Array.prototype.some, | 143 Array.prototype.some, |
144 Array.prototype.forEach, | 144 Array.prototype.forEach, |
145 Array.prototype.map, | 145 Array.prototype.map, |
146 Array.prototype.filter]; | 146 Array.prototype.filter]; |
147 | 147 |
148 // Reduce functions. | 148 // Reduce functions. |
149 var reducing_functions = | 149 var reducing_functions = |
150 [Array.prototype.reduce, | 150 [Array.prototype.reduce, |
151 Array.prototype.reduceRight]; | 151 Array.prototype.reduceRight]; |
152 | 152 |
| 153 function checkExpectedMessage(e) { |
| 154 assertTrue(e.message.indexOf("called on null or undefined") >= 0 || |
| 155 e.message.indexOf("Cannot convert null to object") >= 0); |
| 156 } |
| 157 |
153 // Test that all natives using the ToObject call throw the right exception. | 158 // Test that all natives using the ToObject call throw the right exception. |
154 for (var i = 0; i < should_throw_on_null_and_undefined.length; i++) { | 159 for (var i = 0; i < should_throw_on_null_and_undefined.length; i++) { |
155 // Sanity check that all functions are correct | 160 // Sanity check that all functions are correct |
156 assertEquals(typeof(should_throw_on_null_and_undefined[i]), "function"); | 161 assertEquals(typeof(should_throw_on_null_and_undefined[i]), "function"); |
157 | 162 |
158 var exception = false; | 163 var exception = false; |
159 try { | 164 try { |
160 // We call all functions with no parameters, which means that essential | 165 // We call all functions with no parameters, which means that essential |
161 // parameters will have the undefined value. | 166 // parameters will have the undefined value. |
162 // The test for whether the "this" value is null or undefined is always | 167 // The test for whether the "this" value is null or undefined is always |
163 // performed before access to the other parameters, so even if the | 168 // performed before access to the other parameters, so even if the |
164 // undefined value is an invalid argument value, it mustn't change | 169 // undefined value is an invalid argument value, it mustn't change |
165 // the result of the test. | 170 // the result of the test. |
166 should_throw_on_null_and_undefined[i].call(null); | 171 should_throw_on_null_and_undefined[i].call(null); |
167 } catch (e) { | 172 } catch (e) { |
168 exception = true; | 173 exception = true; |
169 assertTrue("called_on_null_or_undefined" == e.type || | 174 checkExpectedMessage(e); |
170 "null_to_object" == e.type); | |
171 } | 175 } |
172 assertTrue(exception); | 176 assertTrue(exception); |
173 | 177 |
174 exception = false; | 178 exception = false; |
175 try { | 179 try { |
176 should_throw_on_null_and_undefined[i].call(undefined); | 180 should_throw_on_null_and_undefined[i].call(undefined); |
177 } catch (e) { | 181 } catch (e) { |
178 exception = true; | 182 exception = true; |
179 assertTrue("called_on_null_or_undefined" == e.type || | 183 checkExpectedMessage(e); |
180 "null_to_object" == e.type); | |
181 } | 184 } |
182 assertTrue(exception); | 185 assertTrue(exception); |
183 | 186 |
184 exception = false; | 187 exception = false; |
185 try { | 188 try { |
186 should_throw_on_null_and_undefined[i].apply(null); | 189 should_throw_on_null_and_undefined[i].apply(null); |
187 } catch (e) { | 190 } catch (e) { |
188 exception = true; | 191 exception = true; |
189 assertTrue("called_on_null_or_undefined" == e.type || | 192 checkExpectedMessage(e); |
190 "null_to_object" == e.type); | |
191 } | 193 } |
192 assertTrue(exception); | 194 assertTrue(exception); |
193 | 195 |
194 exception = false; | 196 exception = false; |
195 try { | 197 try { |
196 should_throw_on_null_and_undefined[i].apply(undefined); | 198 should_throw_on_null_and_undefined[i].apply(undefined); |
197 } catch (e) { | 199 } catch (e) { |
198 exception = true; | 200 exception = true; |
199 assertTrue("called_on_null_or_undefined" == e.type || | 201 checkExpectedMessage(e); |
200 "null_to_object" == e.type); | |
201 } | 202 } |
202 assertTrue(exception); | 203 assertTrue(exception); |
203 } | 204 } |
204 | 205 |
205 // Test that all natives that are non generic throw on null and undefined. | 206 // Test that all natives that are non generic throw on null and undefined. |
206 for (var i = 0; i < non_generic.length; i++) { | 207 for (var i = 0; i < non_generic.length; i++) { |
207 // Sanity check that all functions are correct | 208 // Sanity check that all functions are correct |
208 assertEquals(typeof(non_generic[i]), "function"); | 209 assertEquals(typeof(non_generic[i]), "function"); |
209 | 210 |
210 exception = false; | 211 exception = false; |
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250 var array = [1,2,3,4,5]; | 251 var array = [1,2,3,4,5]; |
251 for (var j = 0; j < mapping_functions.length; j++) { | 252 for (var j = 0; j < mapping_functions.length; j++) { |
252 for (var i = 0; i < should_throw_on_null_and_undefined.length; i++) { | 253 for (var i = 0; i < should_throw_on_null_and_undefined.length; i++) { |
253 exception = false; | 254 exception = false; |
254 try { | 255 try { |
255 mapping_functions[j].call(array, | 256 mapping_functions[j].call(array, |
256 should_throw_on_null_and_undefined[i], | 257 should_throw_on_null_and_undefined[i], |
257 null); | 258 null); |
258 } catch (e) { | 259 } catch (e) { |
259 exception = true; | 260 exception = true; |
260 assertTrue("called_on_null_or_undefined" == e.type || | 261 checkExpectedMessage(e); |
261 "null_to_object" == e.type); | |
262 } | 262 } |
263 assertTrue(exception); | 263 assertTrue(exception); |
264 | 264 |
265 exception = false; | 265 exception = false; |
266 try { | 266 try { |
267 mapping_functions[j].call(array, | 267 mapping_functions[j].call(array, |
268 should_throw_on_null_and_undefined[i], | 268 should_throw_on_null_and_undefined[i], |
269 undefined); | 269 undefined); |
270 } catch (e) { | 270 } catch (e) { |
271 exception = true; | 271 exception = true; |
272 assertTrue("called_on_null_or_undefined" == e.type || | 272 checkExpectedMessage(e); |
273 "null_to_object" == e.type); | |
274 } | 273 } |
275 assertTrue(exception); | 274 assertTrue(exception); |
276 } | 275 } |
277 } | 276 } |
278 | 277 |
279 for (var j = 0; j < mapping_functions.length; j++) { | 278 for (var j = 0; j < mapping_functions.length; j++) { |
280 for (var i = 0; i < non_generic.length; i++) { | 279 for (var i = 0; i < non_generic.length; i++) { |
281 exception = false; | 280 exception = false; |
282 try { | 281 try { |
283 mapping_functions[j].call(array, | 282 mapping_functions[j].call(array, |
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304 | 303 |
305 | 304 |
306 // Reduce functions do a call with null as this argument. | 305 // Reduce functions do a call with null as this argument. |
307 for (var j = 0; j < reducing_functions.length; j++) { | 306 for (var j = 0; j < reducing_functions.length; j++) { |
308 for (var i = 0; i < should_throw_on_null_and_undefined.length; i++) { | 307 for (var i = 0; i < should_throw_on_null_and_undefined.length; i++) { |
309 exception = false; | 308 exception = false; |
310 try { | 309 try { |
311 reducing_functions[j].call(array, should_throw_on_null_and_undefined[i]); | 310 reducing_functions[j].call(array, should_throw_on_null_and_undefined[i]); |
312 } catch (e) { | 311 } catch (e) { |
313 exception = true; | 312 exception = true; |
314 assertTrue("called_on_null_or_undefined" == e.type || | 313 checkExpectedMessage(e); |
315 "null_to_object" == e.type); | |
316 } | 314 } |
317 assertTrue(exception); | 315 assertTrue(exception); |
318 | 316 |
319 exception = false; | 317 exception = false; |
320 try { | 318 try { |
321 reducing_functions[j].call(array, should_throw_on_null_and_undefined[i]); | 319 reducing_functions[j].call(array, should_throw_on_null_and_undefined[i]); |
322 } catch (e) { | 320 } catch (e) { |
323 exception = true; | 321 exception = true; |
324 assertTrue("called_on_null_or_undefined" == e.type || | 322 checkExpectedMessage(e); |
325 "null_to_object" == e.type); | |
326 } | 323 } |
327 assertTrue(exception); | 324 assertTrue(exception); |
328 } | 325 } |
329 } | 326 } |
330 | 327 |
331 for (var j = 0; j < reducing_functions.length; j++) { | 328 for (var j = 0; j < reducing_functions.length; j++) { |
332 for (var i = 0; i < non_generic.length; i++) { | 329 for (var i = 0; i < non_generic.length; i++) { |
333 exception = false; | 330 exception = false; |
334 try { | 331 try { |
335 reducing_functions[j].call(array, non_generic[i]); | 332 reducing_functions[j].call(array, non_generic[i]); |
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350 } | 347 } |
351 } | 348 } |
352 | 349 |
353 | 350 |
354 // Object.prototype.toString() | 351 // Object.prototype.toString() |
355 assertEquals(Object.prototype.toString.call(null), | 352 assertEquals(Object.prototype.toString.call(null), |
356 '[object Null]') | 353 '[object Null]') |
357 | 354 |
358 assertEquals(Object.prototype.toString.call(undefined), | 355 assertEquals(Object.prototype.toString.call(undefined), |
359 '[object Undefined]') | 356 '[object Undefined]') |
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