Mercurial > jdk8-mips64-public > nashorn / file comparison
comparison: test/script/basic/funcbind3.js
test/script/basic/funcbind3.js
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- b1a7da25b547
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| 1 /* | |
| 2 * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved. | |
| 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
| 4 * | |
| 5 * This code is free software; you can redistribute it and/or modify it | |
| 6 * under the terms of the GNU General Public License version 2 only, as | |
| 7 * published by the Free Software Foundation. | |
| 8 * | |
| 9 * This code is distributed in the hope that it will be useful, but WITHOUT | |
| 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
| 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
| 12 * version 2 for more details (a copy is included in the LICENSE file that | |
| 13 * accompanied this code). | |
| 14 * | |
| 15 * You should have received a copy of the GNU General Public License version | |
| 16 * 2 along with this work; if not, write to the Free Software Foundation, | |
| 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
| 18 * | |
| 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
| 20 * or visit www.oracle.com if you need additional information or have any | |
| 21 * questions. | |
| 22 */ | |
| 23 | |
| 24 /** | |
| 25 * Test the assumptions about bound function prototypes | |
| 26 * | |
| 27 * @test | |
| 28 * @run | |
| 29 */ | |
| 30 | |
| 31 function printAssumption(__x__) { | |
| 32 print(__x__ + ": " + eval(__x__)); | |
| 33 } | |
| 34 | |
| 35 function f() { } | |
| 36 | |
| 37 var b = f.bind(null) | |
| 38 | |
| 39 var x = new f() | |
| 40 var y = new b() | |
| 41 | |
| 42 printAssumption("x instanceof f") | |
| 43 printAssumption("x instanceof b") | |
| 44 printAssumption("y instanceof f") | |
| 45 printAssumption("y instanceof b") | |
| 46 | |
| 47 print("\nChanging prototype\n"); | |
| 48 | |
| 49 f.prototype=new Object() | |
| 50 | |
| 51 printAssumption("x instanceof f") | |
| 52 printAssumption("x instanceof b") | |
| 53 printAssumption("y instanceof f") | |
| 54 printAssumption("y instanceof b") | |
| 55 | |
| 56 print("\Bound function prototype\n"); | |
| 57 | |
| 58 printAssumption("f.hasOwnProperty('prototype')") | |
| 59 printAssumption("b.hasOwnProperty('prototype')") |
