133 lines
3.3 KiB
JavaScript
133 lines
3.3 KiB
JavaScript
/*
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* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* - Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* - Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* - Neither the name of Oracle nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
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* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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function bench(name, func) {
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var start = Date.now();
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for (var iter = 0; iter < 5e6; iter++) {
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func();
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}
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print((Date.now() - start) + "\t" + name);
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}
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bench("[]", function() {
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[];
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[];
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[];
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});
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bench("[1, 2, 3]", function() {
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[1, 2, 3];
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[1, 2, 3];
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[1, 2, 3];
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});
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bench("[1 .. 20]", function() {
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[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
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[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
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[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
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});
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bench("new Array()", function() {
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new Array();
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new Array();
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new Array();
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});
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bench("new Array(1, 2, 3)", function() {
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new Array(1, 2, 3);
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new Array(1, 2, 3);
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new Array(1, 2, 3);
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});
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bench("new Array(10)", function() {
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new Array(10);
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new Array(10);
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new Array(10);
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});
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var array = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
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bench("get", function() {
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array[0];
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array[3];
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array[6];
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});
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bench("set", function() {
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array[0] = 0;
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array[3] = 3;
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array[6] = 6;
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});
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bench("push", function() {
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var arr = [1, 2, 3];
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arr.push(4);
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arr.push(5);
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arr.push(6);
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});
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bench("pop", function() {
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var arr = [1, 2, 3];
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arr.pop();
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arr.pop();
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arr.pop();
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});
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bench("splice", function() {
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[1, 2, 3].splice(0, 2, 5, 6, 7);
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});
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var all = function(e) { return true; };
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var none = function(e) { return false; };
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bench("filter all", function() {
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array.filter(all);
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});
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bench("filter none", function() {
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array.filter(none);
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});
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var up = function(a, b) { return a > b ? 1 : -1; };
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var down = function(a, b) { return a < b ? 1 : -1; };
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bench("sort up", function() {
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[1, 2, 3, 4].sort(up);
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});
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bench("sort down", function() {
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[1, 2, 3, 4].sort(down);
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});
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