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Diffstat (limited to 'deps/v8/test/webkit/array-reduce.js')
-rw-r--r-- | deps/v8/test/webkit/array-reduce.js | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/deps/v8/test/webkit/array-reduce.js b/deps/v8/test/webkit/array-reduce.js new file mode 100644 index 0000000000..ff6457a4f3 --- /dev/null +++ b/deps/v8/test/webkit/array-reduce.js @@ -0,0 +1,91 @@ +// 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"); |