Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 1 | // Copyright 2010 the V8 project authors. All rights reserved. |
| 2 | // Redistribution and use in source and binary forms, with or without |
| 3 | // modification, are permitted provided that the following conditions are |
| 4 | // met: |
| 5 | // |
| 6 | // * Redistributions of source code must retain the above copyright |
| 7 | // notice, this list of conditions and the following disclaimer. |
| 8 | // * Redistributions in binary form must reproduce the above |
| 9 | // copyright notice, this list of conditions and the following |
| 10 | // disclaimer in the documentation and/or other materials provided |
| 11 | // with the distribution. |
| 12 | // * Neither the name of Google Inc. nor the names of its |
| 13 | // contributors may be used to endorse or promote products derived |
| 14 | // from this software without specific prior written permission. |
| 15 | // |
| 16 | // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| 17 | // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| 18 | // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| 19 | // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| 20 | // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| 21 | // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| 22 | // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| 23 | // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| 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. |
| 27 | |
| 28 | // Tests the Object.defineProperties method - ES 15.2.3.7 |
Ben Murdoch | 589d697 | 2011-11-30 16:04:58 +0000 | [diff] [blame] | 29 | // Note that the internal DefineOwnProperty method is tested through |
Andrei Popescu | 402d937 | 2010-02-26 13:31:12 +0000 | [diff] [blame] | 30 | // object-define-property.js, this file only contains tests specific for |
| 31 | // Object.defineProperties. Also note that object-create.js contains |
| 32 | // a range of indirect tests on this method since Object.create uses |
| 33 | // Object.defineProperties as a step in setting up the object. |
| 34 | |
| 35 | // Try defining with null as descriptor: |
| 36 | try { |
| 37 | Object.defineProperties({}, null); |
| 38 | } catch(e) { |
| 39 | assertTrue(/null to object/.test(e)); |
| 40 | } |
| 41 | |
| 42 | // Try defining with null as object |
| 43 | try { |
| 44 | Object.defineProperties(null, {}); |
| 45 | } catch(e) { |
| 46 | assertTrue(/called on non-object/.test(e)); |
| 47 | } |
| 48 | |
| 49 | |
| 50 | var desc = {foo: {value: 10}, bar: {get: function() {return 42; }}}; |
| 51 | var obj = {}; |
| 52 | // Check that we actually get the object back as returnvalue |
| 53 | var x = Object.defineProperties(obj, desc); |
| 54 | |
| 55 | assertEquals(x.foo, 10); |
| 56 | assertEquals(x.bar, 42); |
Ben Murdoch | 3ef787d | 2012-04-12 10:51:47 +0100 | [diff] [blame] | 57 | |
| 58 | |
| 59 | // Make sure that all property descriptors are calculated before any |
| 60 | // modifications are done. |
| 61 | |
| 62 | var object = {}; |
| 63 | |
| 64 | assertThrows(function() { |
| 65 | Object.defineProperties(object, { |
| 66 | foo: { value: 1 }, |
| 67 | bar: { value: 2, get: function() { return 3; } } |
| 68 | }); |
| 69 | }, TypeError); |
| 70 | |
| 71 | assertEquals(undefined, object.foo); |
| 72 | assertEquals(undefined, object.bar); |