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| 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 // Check that constants and computed properties are overwriting each other |
| 29 // correctly, i.e., the last initializer for any name is stored in the object. |
| 30 |
| 31 |
| 32 // Tests for the full code generator (if active). |
| 33 |
| 34 var foo1 = { |
| 35 bar: 6, |
| 36 bar: 7 |
| 37 }; |
| 38 |
| 39 var foo2 = { |
| 40 bar: function(a){}, |
| 41 bar: 7 |
| 42 }; |
| 43 |
| 44 var foo3 = { |
| 45 bar: function(a){}, |
| 46 bar: function(b){}, |
| 47 bar: 7 |
| 48 }; |
| 49 |
| 50 var foo4 = { |
| 51 bar: function(b){}, |
| 52 bar: 7, |
| 53 bar: function(){return 7}, |
| 54 }; |
| 55 |
| 56 var foo5 = { |
| 57 13: function(a){}, |
| 58 13: 7 |
| 59 } |
| 60 |
| 61 var foo6 = { |
| 62 14.31: function(a){}, |
| 63 14.31: 7 |
| 64 } |
| 65 |
| 66 var foo7 = { |
| 67 15: 6, |
| 68 15: 7 |
| 69 } |
| 70 |
| 71 assertEquals(7, foo1.bar); |
| 72 assertEquals(7, foo2.bar); |
| 73 assertEquals(7, foo3.bar); |
| 74 assertEquals(7, foo4.bar()); |
| 75 assertEquals(7, foo5[13]); |
| 76 assertEquals(7, foo6[14.31]); |
| 77 assertEquals(7, foo7[15]); |
| 78 |
| 79 // Test for the classic code generator. |
| 80 |
| 81 function fun(x) { |
| 82 var inner = { j: function(x) { return x; }, j: 7 }; |
| 83 return inner.j; |
| 84 } |
| 85 |
| 86 assertEquals(7, fun(7) ); |
| 87 |
| 88 // Check that the initializers of computed properties are executed, even if |
| 89 // no store instructions are generated for the literals. |
| 90 |
| 91 var glob1 = 0; |
| 92 |
| 93 var bar1 = { x: glob1++, x: glob1++, x: glob1++, x: 7}; |
| 94 |
| 95 assertEquals(3, glob1); |
| 96 |
| 97 |
| 98 var glob2 = 0; |
| 99 |
| 100 function fun2() { |
| 101 var r = { y: glob2++, y: glob2++, y: glob2++, y: 7}; |
| 102 return r.y; |
| 103 } |
| 104 |
| 105 var y = fun2(); |
| 106 assertEquals(7, y); |
| 107 assertEquals(3, glob2); |
| 108 |
| 109 var glob3 = 0; |
| 110 |
| 111 function fun3() { |
| 112 var r = { 113: glob3++, 113: glob3++, 113: glob3++, 113: 7}; |
| 113 return r[113]; |
| 114 } |
| 115 |
| 116 var y = fun3(); |
| 117 assertEquals(7, y); |
| 118 assertEquals(3, glob3); |
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