/*
* Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT OWNER OR
* 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.
*/
function bench(name, func) {
var start = Date.now();
for (var iter = 0; iter < 5e6; iter++) {
func();
}
print((Date.now() - start) + "\t" + name);
}
bench("[]", function() {
[];
[];
[];
});
bench("[1, 2, 3]", function() {
[1, 2, 3];
[1, 2, 3];
[1, 2, 3];
});
bench("[1 .. 20]", function() {
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20];
});
bench("new Array()", function() {
new Array();
new Array();
new Array();
});
bench("new Array(1, 2, 3)", function() {
new Array(1, 2, 3);
new Array(1, 2, 3);
new Array(1, 2, 3);
});
bench("new Array(10)", function() {
new Array(10);
new Array(10);
new Array(10);
});
var array = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9];
bench("get", function() {
array[0];
array[3];
array[6];
});
bench("set", function() {
array[0] = 0;
array[3] = 3;
array[6] = 6;
});
bench("push", function() {
var arr = [1, 2, 3];
arr.push(4);
arr.push(5);
arr.push(6);
});
bench("pop", function() {
var arr = [1, 2, 3];
arr.pop();
arr.pop();
arr.pop();
});
bench("splice", function() {
[1, 2, 3].splice(0, 2, 5, 6, 7);
});
var all = function(e) { return true; };
var none = function(e) { return false; };
bench("filter all", function() {
array.filter(all);
});
bench("filter none", function() {
array.filter(none);
});
var up = function(a, b) { return a > b ? 1 : -1; };
var down = function(a, b) { return a < b ? 1 : -1; };
bench("sort up", function() {
[1, 2, 3, 4].sort(up);
});
bench("sort down", function() {
[1, 2, 3, 4].sort(down);
});