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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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693 assertEquals(callIndexedNonStrictGet(false), "object"); | 693 assertEquals(callIndexedNonStrictGet(false), "object"); |
694 | 694 |
695 } | 695 } |
696 } finally { | 696 } finally { |
697 // Cleanup | 697 // Cleanup |
698 cleanup(String); | 698 cleanup(String); |
699 cleanup(Number); | 699 cleanup(Number); |
700 cleanup(Boolean); | 700 cleanup(Boolean); |
701 } | 701 } |
702 })(); | 702 })(); |
| 703 |
| 704 |
| 705 (function ObjectEnvironment() { |
| 706 var o = {}; |
| 707 Object.defineProperty(o, "foo", { value: "FOO", writable: false }); |
| 708 assertThrows( |
| 709 function () { |
| 710 with (o) { |
| 711 (function() { |
| 712 "use strict"; |
| 713 foo = "Hello"; |
| 714 })(); |
| 715 } |
| 716 }, |
| 717 TypeError); |
| 718 })(); |
| 719 |
| 720 |
| 721 (function TestSetPropertyWithoutSetter() { |
| 722 var o = { get foo() { return "Yey"; } }; |
| 723 assertThrows( |
| 724 function broken() { |
| 725 "use strict"; |
| 726 o.foo = (0xBADBAD00 >> 1); |
| 727 }, |
| 728 TypeError); |
| 729 })(); |
| 730 |
| 731 |
| 732 (function TestSetPropertyNonConfigurable() { |
| 733 var frozen = Object.freeze({}); |
| 734 var sealed = Object.seal({}); |
| 735 |
| 736 function strict(o) { |
| 737 "use strict"; |
| 738 o.property = "value"; |
| 739 } |
| 740 |
| 741 assertThrows(function() { strict(frozen); }, TypeError); |
| 742 assertThrows(function() { strict(sealed); }, TypeError); |
| 743 })(); |
| 744 |
| 745 |
| 746 (function TestAssignmentToReadOnlyProperty() { |
| 747 "use strict"; |
| 748 |
| 749 var o = {}; |
| 750 Object.defineProperty(o, "property", { value: 7 }); |
| 751 |
| 752 assertThrows(function() { o.property = "new value"; }, TypeError); |
| 753 assertThrows(function() { o.property += 10; }, TypeError); |
| 754 assertThrows(function() { o.property -= 10; }, TypeError); |
| 755 assertThrows(function() { o.property *= 10; }, TypeError); |
| 756 assertThrows(function() { o.property /= 10; }, TypeError); |
| 757 assertThrows(function() { o.property++; }, TypeError); |
| 758 assertThrows(function() { o.property--; }, TypeError); |
| 759 assertThrows(function() { ++o.property; }, TypeError); |
| 760 assertThrows(function() { --o.property; }, TypeError); |
| 761 |
| 762 var name = "prop" + "erty"; // to avoid symbol path. |
| 763 assertThrows(function() { o[name] = "new value"; }, TypeError); |
| 764 assertThrows(function() { o[name] += 10; }, TypeError); |
| 765 assertThrows(function() { o[name] -= 10; }, TypeError); |
| 766 assertThrows(function() { o[name] *= 10; }, TypeError); |
| 767 assertThrows(function() { o[name] /= 10; }, TypeError); |
| 768 assertThrows(function() { o[name]++; }, TypeError); |
| 769 assertThrows(function() { o[name]--; }, TypeError); |
| 770 assertThrows(function() { ++o[name]; }, TypeError); |
| 771 assertThrows(function() { --o[name]; }, TypeError); |
| 772 |
| 773 assertEquals(o.property, 7); |
| 774 })(); |
| 775 |
| 776 |
| 777 (function TestAssignmentToReadOnlyLoop() { |
| 778 var name = "prop" + "erty"; // to avoid symbol path. |
| 779 var o = {}; |
| 780 Object.defineProperty(o, "property", { value: 7 }); |
| 781 |
| 782 function strict(o, name) { |
| 783 "use strict"; |
| 784 o[name] = "new value"; |
| 785 } |
| 786 |
| 787 for (var i = 0; i < 10; i ++) { |
| 788 try { |
| 789 strict(o, name); |
| 790 assertUnreachable(); |
| 791 } catch(e) { |
| 792 assertInstanceof(e, TypeError); |
| 793 } |
| 794 } |
| 795 })(); |
| 796 |
| 797 |
| 798 // Specialized KeyedStoreIC experiencing miss. |
| 799 (function testKeyedStoreICStrict() { |
| 800 var o = [9,8,7,6,5,4,3,2,1]; |
| 801 |
| 802 function test(o, i, v) { |
| 803 "use strict"; |
| 804 o[i] = v; |
| 805 } |
| 806 |
| 807 for (var i = 0; i < 10; i ++) { |
| 808 test(o, 5, 17); // start specialized for smi indices |
| 809 assertEquals(o[5], 17); |
| 810 test(o, "a", 19); |
| 811 assertEquals(o["a"], 19); |
| 812 test(o, "5", 29); |
| 813 assertEquals(o[5], 29); |
| 814 test(o, 100000, 31); |
| 815 assertEquals(o[100000], 31); |
| 816 } |
| 817 })(); |
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