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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 |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
| 28 // Flags: --ignition-generators |
| 29 |
28 // Test aspects of the generator runtime. | 30 // Test aspects of the generator runtime. |
29 | 31 |
30 // See: | 32 // See: |
31 // http://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorfunction-ob
jects | 33 // http://people.mozilla.org/~jorendorff/es6-draft.html#sec-generatorfunction-ob
jects |
32 | 34 |
33 function f() { "use strict"; } | 35 function f() { "use strict"; } |
34 function* g() { yield 1; } | 36 function* g() { yield 1; } |
35 var GeneratorFunctionPrototype = Object.getPrototypeOf(g); | 37 var GeneratorFunctionPrototype = Object.getPrototypeOf(g); |
36 var GeneratorFunction = GeneratorFunctionPrototype.constructor; | 38 var GeneratorFunction = GeneratorFunctionPrototype.constructor; |
37 var GeneratorObjectPrototype = GeneratorFunctionPrototype.prototype; | 39 var GeneratorObjectPrototype = GeneratorFunctionPrototype.prototype; |
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163 function TestPerGeneratorPrototype() { | 165 function TestPerGeneratorPrototype() { |
164 assertTrue((function*(){}).prototype !== (function*(){}).prototype); | 166 assertTrue((function*(){}).prototype !== (function*(){}).prototype); |
165 assertTrue((function*(){}).prototype !== g.prototype); | 167 assertTrue((function*(){}).prototype !== g.prototype); |
166 assertSame(GeneratorObjectPrototype, Object.getPrototypeOf(g.prototype)); | 168 assertSame(GeneratorObjectPrototype, Object.getPrototypeOf(g.prototype)); |
167 assertTrue(!(g.prototype instanceof Function)); | 169 assertTrue(!(g.prototype instanceof Function)); |
168 assertSame(typeof (g.prototype), "object"); | 170 assertSame(typeof (g.prototype), "object"); |
169 | 171 |
170 assertArrayEquals([], Object.getOwnPropertyNames(g.prototype)); | 172 assertArrayEquals([], Object.getOwnPropertyNames(g.prototype)); |
171 } | 173 } |
172 TestPerGeneratorPrototype(); | 174 TestPerGeneratorPrototype(); |
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