Index: test/webkit/array-defineOwnProperty.js |
diff --git a/test/webkit/array-defineOwnProperty.js b/test/webkit/array-defineOwnProperty.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..68d4e1929669468f23895e9ea56b87319671f195 |
--- /dev/null |
+++ b/test/webkit/array-defineOwnProperty.js |
@@ -0,0 +1,83 @@ |
+// Copyright 2013 the V8 project authors. All rights reserved. |
+// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved. |
+// |
+// Redistribution and use in source and binary forms, with or without |
+// modification, are permitted provided that the following conditions |
+// are met: |
+// 1. Redistributions of source code must retain the above copyright |
+// notice, this list of conditions and the following disclaimer. |
+// 2. Redistributions in binary form must reproduce the above copyright |
+// notice, this list of conditions and the following disclaimer in the |
+// documentation and/or other materials provided with the distribution. |
+// |
+// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY |
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
+// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
+// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
+// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
+// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
+// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON |
+// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
+// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
+ |
+description("This test checks the behavior of [[DefineOwnProperty]] applied to Array objects (see ES5.1 15.4.5.1)."); |
+ |
+// Test that properties other than length, array indices are handled as normal. |
+shouldBeTrue("Object.defineProperty([], 'x', { get:function(){return true;} }).x"); |
+ |
+// The length property can be set, and can be made read-only. |
+shouldBe("Object.defineProperty([], 'length', { value: 1 }).length", '1'); |
+shouldBe("var a = Object.defineProperty([], 'length', { writable: false }); a[1] = 1; a.length", '0'); |
+shouldBe("var a = Object.defineProperty([], 'length', { writable: false }); a.length = 1; a.length", '0'); |
+// If writable is not specified, it should not change. |
+shouldBe("var a = Object.defineProperty([], 'length', {}); a.length = 1; a.length", '1'); |
+ |
+// The length property can be replaced with an accessor, or made either enumerable or configurable. |
+shouldThrow("Object.defineProperty([], 'length', { get:function(){return true;} })"); |
+shouldThrow("Object.defineProperty([], 'length', { enumerable: true })"); |
+shouldThrow("Object.defineProperty([], 'length', { configurable: true })"); |
+shouldThrow("Object.defineProperty(Object.defineProperty([], 'length', { writable: false }), 'length', { writable: true })"); |
+ |
+// The value of an indexed property can be set. |
+shouldBe("var a = Object.defineProperty([], '0', { value: 42 }); a[0]", '42'); |
+// An indexed property can be made non-writable/enumerable/configurable. |
+shouldBe("var a = Object.defineProperty([42], '0', { writable: false }); a[0] = 1; a[0]", '42'); |
+shouldBe("var a = Object.defineProperty([42], '0', { enumerable: false }); a[0] + Object.keys(a).length", '42'); |
+shouldBe("var a = Object.defineProperty([42], '0', { configurable: false }); a.length = 0; a[0]", '42'); |
+// An indexed property can be defined as an accessor. |
+shouldBe("var foo = 0; Object.defineProperty([], '0', { set:function(x){foo = x;} })[0] = 42; foo", '42'); |
+shouldBeTrue("Object.defineProperty([], '0', { get:function(){return true;} })[0]") |
+// A configurable, non-writable property can be made writable, but a non-configurable one cannot. |
+shouldBeTrue("Object.defineProperty(Object.defineProperty([true], '0', { configurable:true, writable: false }), '0', { writable: true })[0]"); |
+shouldThrow("Object.defineProperty(Object.defineProperty([true], '0', { configurable:false, writable: false }), '0', { writable: true })[0]"); |
+ |
+// Reassigning the value is okay if the property is writable. |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: 1, writable:true }), '0', { value: 2 })[0]", '2'); |
+// Reassigning the value is okay if the value doesn't change. |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: 1 }), '0', { value: 1 })[0]", '1'); |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: Number.NaN }), '0', { value: -Number.NaN })[0]", 'Number.NaN'); |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: 'okay'.substring(0,2) }), '0', { value: 'not ok'.substring(4,6) })[0]", '"ok"'); |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: true }), '0', { value: true })[0]", 'true'); |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: false }), '0', { value: false })[0]", 'false'); |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: null }), '0', { value: null })[0]", 'null'); |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: undefined }), '0', { value: undefined })[0]", 'undefined'); |
+shouldBe("Object.defineProperty(Object.defineProperty([], '0', { value: Math }), '0', { value: Math })[0]", 'Math'); |
+// Reassigning the value is not okay if the value changes. |
+shouldThrow("Object.defineProperty(Object.defineProperty([], '0', { value: 1 }), '0', { value: 2 })[0]"); |
+shouldThrow("Object.defineProperty(Object.defineProperty([], '0', { value: 'okay' }), '0', { value: 'not ok' })[0]"); |
+shouldThrow("Object.defineProperty(Object.defineProperty([], '0', { value: true }), '0', { value: false })[0]"); |
+shouldThrow("Object.defineProperty(Object.defineProperty([], '0', { value: false }), '0', { value: true })[0]"); |
+shouldThrow("Object.defineProperty(Object.defineProperty([], '0', { value: Math }), '0', { value: Object })[0]"); |
+// Reassigning the value is not okay if the type changes. |
+shouldThrow("Object.defineProperty(Object.defineProperty([], '0', { value: null }), '0', { value: undefined })[0]"); |
+shouldThrow("Object.defineProperty(Object.defineProperty([], '0', { value: undefined }), '0', { value: null })[0]"); |
+ |
+Object.defineProperty(Array.prototype, "0", { set: function () { throw false; } }); |
+Object.defineProperty(Array.prototype, "1", { set: function () { throw false; } }); |
+var arrObj = [ , false ]; |
+Object.defineProperty(arrObj, "0", { set: function (x) { this.set = x === 42; } }); |
+shouldBeTrue("arrObj[0] = 42; arrObj.set;"); |
+shouldBeTrue("arrObj[1] = true; arrObj[1];"); |
+ |
+successfullyParsed = true; |