benchmark.js

#!/usr/bin/env nodejs

/* Required modules {{{ */
var opening_hours_lib = process.argv[2];
if (typeof opening_hours_lib !== 'string') {
    opening_hours_lib = './opening_hours.js';
}
var opening_hours = require(opening_hours_lib);
/* }}} */

var tests = 3;
var iterations = 2000;

// Pinned to this value:
// Does differ from the optimal value. See test.js: value_perfectly_valid
var test_value = 'Mo,Tu,Th,Fr 12:00-18:00; Sa 12:00-17:00; Th[3] off; Th[-1] off';

console.log('Construction:');
for (var t = 0; t < tests; t++) {
    var before = new Date();
    for (var i = 0; i < iterations; i++) {
        var oh = new opening_hours(test_value);
    }
    var delta = (new Date()).getTime() - before.getTime();

    console.log(iterations + ' iterations done in ' + delta + ' ms (' + (iterations/delta*1000).toFixed(2) + ' n/sec)');
}

iterations = 2000;

console.log('Checking:');
for (var t = 0; t < tests; t++) {
    var oh = new opening_hours(test_value);
    var before = new Date();
    for (var i = 0; i < iterations; i++) {
        oh.getOpenIntervals(new Date('2012-01-01 00:00'), new Date('2012-01-07 00:00'));
    }
    var delta = (new Date()).getTime() - before.getTime();

    console.log(iterations + ' iterations done in ' + delta + ' ms (' + (iterations/delta*1000).toFixed(2) + ' n/sec)');
}