Migrated several tests from blink to V8 repository.

test/webkit/array-reduce.js

+// 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 the reduce() method on a number of objects."
+);
+
+function toObject(array) {
+    var o = {};
+    for (var i in array)
+        o[i] = array[i];
+    o.length = array.length;
+    o.reduce = Array.prototype.reduce;
+    return o;
+}
+function toUnorderedObject(array) {
+    var o = {};
+    var props = [];
+    for (var i in array)
+        props.push(i);
+    for (var i = props.length - 1; i >= 0; i--)
+        o[props[i]] = array[props[i]];
+    o.length = array.length;
+    o.reduce = Array.prototype.reduce;
+    return o;
+}
+
+shouldBe("[0,1,2,3].reduce(function(a,b){ return a + b; })", "6");
+shouldBe("[1,2,3].reduce(function(a,b){ return a + b; })", "6");
+shouldBe("[0,1,2,3].reduce(function(a,b){ return a + b; }, 4)", "10");
+shouldBe("[1,2,3].reduce(function(a,b){ return a + b; }, 4)", "10");
+shouldBe("toObject([0,1,2,3]).reduce(function(a,b){ return a + b; })", "6");
+shouldBe("toObject([1,2,3]).reduce(function(a,b){ return a + b; })", "6");
+shouldBe("toObject([0,1,2,3]).reduce(function(a,b){ return a + b; }, 4)", "10");
+shouldBe("toObject([1,2,3]).reduce(function(a,b){ return a + b; }, 4)", "10");
+shouldBe("toUnorderedObject([0,1,2,3]).reduce(function(a,b){ return a + b; })", "6");
+shouldBe("toUnorderedObject([1,2,3]).reduce(function(a,b){ return a + b; })", "6");
+shouldBe("toUnorderedObject([0,1,2,3]).reduce(function(a,b){ return a + b; }, 4)", "10");
+shouldBe("toUnorderedObject([1,2,3]).reduce(function(a,b){ return a + b; }, 4)", "10");
+sparseArray = [];
+sparseArray[10] = 10;
+shouldBe("sparseArray.reduce(function(a,b){ return a + b; }, 0)", "10");
+shouldBe("toObject(sparseArray).reduce(function(a,b){ return a + b; }, 0)", "10");
+var callCount = 0;
+shouldBe("sparseArray.reduce(function(a,b){ callCount++; }); callCount", "0");
+callCount = 0;
+shouldBe("toObject(sparseArray).reduce(function(a,b){ callCount++; }); callCount", "0");
+var callCount = 0;
+shouldBe("sparseArray.reduce(function(a,b){ callCount++; }, 0); callCount", "1");
+callCount = 0;
+shouldBe("toObject(sparseArray).reduce(function(a,b){ callCount++; }, 0); callCount", "1");
+callCount = 0;
+shouldBe("[0,1,2,3,4].reduce(function(a,b){ callCount++; }, 0); callCount", "5");
+callCount = 0;
+shouldBe("[0,1,2,3,4].reduce(function(a,b){ callCount++; }); callCount", "4");
+callCount = 0;
+shouldBe("[1, 2, 3, 4].reduce(function(a,b, i, thisObj){ thisObj.length--; callCount++; return a + b; }, 0); callCount", "2");
+callCount = 0;
+shouldBe("[1, 2, 3, 4].reduce(function(a,b, i, thisObj){ thisObj.length++; callCount++; return a + b; }, 0); callCount", "4");
+callCount = 0;
+shouldBe("toObject([1, 2, 3, 4]).reduce(function(a,b, i, thisObj){ thisObj.length--; callCount++; return a + b; }, 0); callCount", "4");
+callCount = 0;
+shouldBe("toObject([1, 2, 3, 4]).reduce(function(a,b, i, thisObj){ thisObj.length++; callCount++; return a + b; }, 0); callCount", "4");
+
+shouldBe("[[0,1], [2,3], [4,5]].reduce(function(a,b) {return a.concat(b);}, [])", "[0,1,2,3,4,5]");
+shouldBe("toObject([[0,1], [2,3], [4,5]]).reduce(function(a,b) {return a.concat(b);}, [])", "[0,1,2,3,4,5]");
+shouldBe("toObject([0,1,2,3,4,5]).reduce(function(a,b,i) {return a.concat([i,b]);}, [])", "[0,0,1,1,2,2,3,3,4,4,5,5]");
+shouldBe("toUnorderedObject([[0,1], [2,3], [4,5]]).reduce(function(a,b) {return a.concat(b);}, [])", "[0,1,2,3,4,5]");
+shouldBe("toUnorderedObject([0,1,2,3,4,5]).reduce(function(a,b,i) {return a.concat([i,b]);}, [])", "[0,0,1,1,2,2,3,3,4,4,5,5]");
+shouldBe("[0,1,2,3,4,5].reduce(function(a,b,i) {return a.concat([i,b]);}, [])", "[0,0,1,1,2,2,3,3,4,4,5,5]");
+shouldBe("[2,3].reduce(function() {'use strict'; return this;})", "undefined");