36 lines
1.0 KiB
JavaScript
36 lines
1.0 KiB
JavaScript
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/* bm.js (C) 2014 SheetJS -- http://sheetjs.com */
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var Benchmark = require('benchmark');
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var c = require('ansi')(process.stdout);
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function test_end() { c.horizontalAbsolute(0).write("✓"); c.write('\n'); }
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function suite_end() { console.log('Fastest is ' + this.filter('fastest').pluck('name')); }
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function test_cycle(e) { c.horizontalAbsolute(0); c.eraseLine(); c.write("→ "+e.target); }
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function BM(name) {
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if(!(this instanceof BM)) return new BM(name);
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console.log("--- " + name + " ---");
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this.suite = new Benchmark.Suite(name, { onComplete: suite_end });
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this.suites = [];
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this.maxlen = 0;
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}
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BM.prototype.run = function() {
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var maxlen = this.maxlen, ss = this.suite;
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this.suites.forEach(function(s) { ss.add(s[0] + new Array(maxlen-s[0].length+1).join(" "), s[1]); });
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if(this.suites.length > 0) this.suite.run();
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};
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BM.prototype.add = function(msg, test) {
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this.suites.push([msg, {
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onCycle: test_cycle,
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onComplete: test_end,
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defer: false,
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fn: test
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}]);
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this.maxlen = Math.max(this.maxlen, msg.length);
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};
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module.exports = BM;
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