hannesw@334: /*
hannesw@334:  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
hannesw@334:  * 
hannesw@334:  * Redistribution and use in source and binary forms, with or without
hannesw@334:  * modification, are permitted provided that the following conditions
hannesw@334:  * are met:
hannesw@334:  * 
hannesw@334:  *   - Redistributions of source code must retain the above copyright
hannesw@334:  *     notice, this list of conditions and the following disclaimer.
hannesw@334:  * 
hannesw@334:  *   - Redistributions in binary form must reproduce the above copyright
hannesw@334:  *     notice, this list of conditions and the following disclaimer in the
hannesw@334:  *     documentation and/or other materials provided with the distribution.
hannesw@334:  * 
hannesw@334:  *   - Neither the name of Oracle nor the names of its
hannesw@334:  *     contributors may be used to endorse or promote products derived
hannesw@334:  *     from this software without specific prior written permission.
hannesw@334:  * 
hannesw@334:  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
hannesw@334:  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
hannesw@334:  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
hannesw@334:  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
hannesw@334:  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
hannesw@334:  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
hannesw@334:  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
hannesw@334:  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
hannesw@334:  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
hannesw@334:  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
hannesw@334:  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
hannesw@334:  */
hannesw@334: 
hannesw@334: 
hannesw@334: 
hannesw@334: function bench(name, func) {
hannesw@334:     var start = Date.now();
hannesw@334:     for (var iter = 0; iter < 5e6; iter++) {
hannesw@334:         func();
hannesw@334:     }
hannesw@334:     print((Date.now() - start) + "\t" + name);
hannesw@334: }
hannesw@334: 
hannesw@334: bench("[]", function() {
hannesw@334:     [];
hannesw@334:     [];
hannesw@334:     [];
hannesw@334: });
hannesw@334: 
hannesw@334: bench("[1, 2, 3]", function() {
hannesw@334:     [1, 2, 3];
hannesw@334:     [1, 2, 3];
hannesw@334:     [1, 2, 3];
hannesw@334: });
hannesw@334: 
hannesw@334: bench("[1 .. 20]", function() {
hannesw@334:     [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
hannesw@334:     [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
hannesw@334:     [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
hannesw@334: });
hannesw@334: 
hannesw@334: bench("new Array()", function() {
hannesw@334:     new Array();
hannesw@334:     new Array();
hannesw@334:     new Array();
hannesw@334: });
hannesw@334: 
hannesw@334: 
hannesw@334: bench("new Array(1, 2, 3)", function() {
hannesw@334:     new Array(1, 2, 3);
hannesw@334:     new Array(1, 2, 3);
hannesw@334:     new Array(1, 2, 3);
hannesw@334: });
hannesw@334: 
hannesw@334: bench("new Array(10)", function() {
hannesw@334:     new Array(10);
hannesw@334:     new Array(10);
hannesw@334:     new Array(10);
hannesw@334: });
hannesw@334: 
hannesw@334: var array = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
hannesw@334: 
hannesw@334: bench("get", function() {
hannesw@334:     array[0];
hannesw@334:     array[3];
hannesw@334:     array[6];
hannesw@334: });
hannesw@334: 
hannesw@334: bench("set", function() {
hannesw@334:     array[0] = 0;
hannesw@334:     array[3] = 3;
hannesw@334:     array[6] = 6;
hannesw@334: });
hannesw@334: 
hannesw@633: bench("push", function() {
hannesw@633:     var arr = [1, 2, 3];
hannesw@633:     arr.push(4);
hannesw@633:     arr.push(5);
hannesw@633:     arr.push(6);
hannesw@633: });
hannesw@633: 
hannesw@633: bench("pop", function() {
hannesw@633:     var arr = [1, 2, 3];
hannesw@633:     arr.pop();
hannesw@633:     arr.pop();
hannesw@633:     arr.pop();
hannesw@633: });
hannesw@633: 
hannesw@633: bench("splice", function() {
hannesw@633:     [1, 2, 3].splice(0, 2, 5, 6, 7);
hannesw@633: });
hannesw@633: 
hannesw@334: var all = function(e) { return true; };
hannesw@334: var none = function(e) { return false; };
hannesw@334: 
hannesw@334: bench("filter all", function() {
hannesw@334:     array.filter(all);
hannesw@334: });
hannesw@334: 
hannesw@334: bench("filter none", function() {
hannesw@334:     array.filter(none);
hannesw@334: });
hannesw@334: 
hannesw@334: var up = function(a, b) { return a > b ? 1 : -1; };
hannesw@334: var down = function(a, b) { return a < b ? 1 : -1; };
hannesw@334: 
hannesw@334: bench("sort up", function() {
hannesw@334:     [1, 2, 3, 4].sort(up);
hannesw@334: });
hannesw@334: 
hannesw@334: bench("sort down", function() {
hannesw@334:     [1, 2, 3, 4].sort(down);
hannesw@334: });
hannesw@334: