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author | mensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f> | 2008-11-13 09:49:11 +0000 |
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committer | mensonge <mensonge@b3834d28-1941-0410-a4f8-b48e95affb8f> | 2008-11-13 09:49:11 +0000 |
commit | e44a7e37b6c7b5961adaffc62b9042b8d442938e (patch) | |
tree | 95b67c356e93163467db2451f2b8cce84ed5d582 /includes/js/dojox/string/tests/BuilderPerf.html | |
parent | a62b9742ee5e28bcec6872d88f50f25b820914f6 (diff) | |
download | semanticscuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.tar.gz semanticscuttle-e44a7e37b6c7b5961adaffc62b9042b8d442938e.tar.bz2 |
New feature: basic Ajax suggestion for tags and implementation of Dojo toolkit
git-svn-id: https://semanticscuttle.svn.sourceforge.net/svnroot/semanticscuttle/trunk@151 b3834d28-1941-0410-a4f8-b48e95affb8f
Diffstat (limited to 'includes/js/dojox/string/tests/BuilderPerf.html')
-rw-r--r-- | includes/js/dojox/string/tests/BuilderPerf.html | 403 |
1 files changed, 403 insertions, 0 deletions
diff --git a/includes/js/dojox/string/tests/BuilderPerf.html b/includes/js/dojox/string/tests/BuilderPerf.html new file mode 100644 index 0000000..4280caa --- /dev/null +++ b/includes/js/dojox/string/tests/BuilderPerf.html @@ -0,0 +1,403 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01//EN" + "http://www.w3.org/TR/html4/strict.dtd"> +<html> + <head> + <title>Builder Perf Tests</title> + <script type="text/javascript" src="../../../dojo/dojo.js"></script> + <script type="text/javascript" src="../Builder.js"></script> + <script type="text/javascript" src="lipsum.js"></script> + <script type="text/javascript"> + + dojo.addOnLoad(function(){ + dojo.byId("run").disabled=""; + dojo.connect(dojo.byId("run"), + "onclick", + function(evt) { + setTimeout(function() { + var words = parseInt(dojo.byId("numWords").value) || 10; + var iters = parseInt(dojo.byId("numIters").value) || 1000; + var dict = eval(dojo.byId("dict").value); + buildAndRunSet(words, dict, iters); + }, 0); + }); + }); + + function element(tag, textOrChildOrArray) { + var e = document.createElement(tag); + function append(n) { + if(dojo.isString(n)){ + n = document.createTextNode(n); + } + e.appendChild(n); + } + if(dojo.isArray(textOrChildOrArray)) { + dojo.forEach(textOrChildOrArray, append); + }else{ + append(textOrChildOrArray); + } + return e; + } + + function log(t) { + dojo.byId("mess").innerHTML = t; + console.log(t); + } + + function reportRun(results){ + var runs = results.runs + var report = element("dl", + element("dt", + "Run with " + results.words + " words, " + + results.iterations + " iterations, for loop overhead of " + + results.overhead + ", average phrase of " + + results.wordSize + " characters")); + + runs.sort(function(a,b) { return a.time - b.time; }); + dojo.forEach(runs, function(r) { + report.appendChild(element("dd", r.time + " - " + r.name)); + }); + + dojo.body().appendChild(report); + } + + function runTest(test, iterations, expected) { + var i; + if(expected != test()) throw new Error("Test failed expecting " + expected + ", got " + test()); + var start = new Date().getTime(), end; + for(i=0; i < iterations; i++){ + test(); + } + end = new Date().getTime(); + return end-start; + } + + function runSet(set, iterations){ + + function averagePhraseLen(words) { + var sizes = dojo.map(words, function(w) { return w.length; }); + var total = 0; + dojo.forEach(sizes, function(s) { total += s; }); + return total / sizes.length; + } + + var tests = set.tests.concat(); //copy tests + var resultSet = {}; + resultSet.words = set.words.length; + resultSet.overhead = runTest(set.overhead, iterations); + resultSet.iterations = iterations; + resultSet.wordSize = averagePhraseLen(set.words); + var runs = []; + + function _run() { + var t = tests.pop(); + try { + log("Running " + t.name); + if(t) runs.push({ name: t.name, time: runTest(t.test, iterations, set.expected)}); + } catch(e) { + console.error("Error running " + t.name); + console.error(e); + } + if(tests.length > 0) { + setTimeout(_run, 0); + } + else { + log("Done!"); + resultSet.runs = runs; + reportRun(resultSet); + dojo.publish("perf/run/done"); + } + } + setTimeout(_run, 25); + } + + function buildTestSet(numWords, dict) { + var words = [], i, dl = dict.length; + for(i = numWords; i > 0; i-=dl) { + if(i >= dl) { words = words.concat(dict); } + else { words = words.concat(dict.slice(-i)); } + } + if(words.length != numWords) throw new Error("wrong number of words, got " + words.length + ", expected " + numWords); + + var expected = words.join(""); + + var _builder = new dojox.string.Builder(); + + return { + tests: [ + { + name: "concatFor", + test: function() { + var s = ""; + for(var i = 0; i < words.length; i++) { + s = s.concat(words[i]); + } + return s; + } + }, + /* + { + name: "concatForAlias", + test: function() { + var s = "", w = words, l = w.length; + for(var i = 0; i < l; i++) { + s = s.concat(w[i]); + } + return s; + } + }, + { + name: "concatForEach", + test: function() { + var s = ""; + dojo.forEach(words, function(w) { + s = s.concat(w); + }); + return s; + } + }, + */ + { + name: "concatOnce", + test: function() { + var s = ""; + s = String.prototype.concat.apply(s, words); + return s; + } + }, + { + name: "builderFor", + test: function() { + var b = new dojox.string.Builder(); + for(var i = 0; i < words.length; i++) { + b.append(words[i]); + } + return b.toString(); + } + }, + /* + { + name: "builderForEach", + test: function() { + var b = new dojox.string.Builder(); + dojo.forEach(words, function(w) { + b.append(w); + }); + return b.toString(); + } + }, + */ + { + name: "builderReusedFor", + test: function() { + _builder.clear(); + for(var i = 0; i < words.length; i++) { + _builder.append(words[i]); + } + return _builder.toString(); + } + }, + { + name: "builderOnce", + test: function() { + var b = new dojox.string.Builder(); + b.appendArray(words); + return b.toString(); + } + }, + { + name: "builderReusedOnce", + test: function() { + _builder.clear(); + _builder.appendArray(words); + return _builder.toString(); + } + }, + { + name: "plusFor", + test: function() { + var s = ""; + for(var i = 0; i < words.length; i++) { + s += words[i]; + } + return s; + } + }, + /* + { + name: "plusForAlias", + test: function() { + var s = "", w = words, l = w.length; + for(var i = 0; i < l; i++) { + s += w[i]; + } + return s; + } + }, + { + name: "plusForEach", + test: function() { + var s = ""; + dojo.forEach(words, function(w) { s += w; }); + return s; + } + },*/ + { + name: "joinOnce", + test: function() { + return words.join(""); + } + }, + { + name: "joinFor", + test: function() { + var a = []; + for(var i = 0; i < words.length; i++) { + a.push(words[i]); + } + return a.join(""); + } + }/*, + { + name: "joinForAlias", + test: function() { + var a = [], w = words, l = w.length; + for(var i = 0; i <l; i++) { + a.push(w[i]); + } + return a.join(""); + } + }, + { + name: "joinForEach", + test: function() { + var a = []; + dojo.forEach(words, function(w) { a.push(w); }); + return a.join(""); + } + } + */ + ], + words: words, + expected: expected, + overhead: function() { + var w = words; + var l = w.length; + for(var i=0; i < l; i++) { + ident(w[i]); + } + } + }; + } + + function buildAndRunSet(words, dict, times) { + runSet(buildTestSet(words, dict), times); + } + + function runSuite() { + var suite = [ + { + words: 2, + times: 10000 + }, + { + words: 4, + times: 10000 + }, + { + words: 8, + times: 10000 + }, + { + words: 16, + times: 10000 + }, + { + words: 32, + times: 10000 + }, + { + words: 64, + times: 10000 + }, + { + words: 128, + times: 1000 + }, + { + words: 256, + times: 1000 + }, + { + words: 512, + times: 1000 + }, + { + words: 1024, + times: 1000 + }, + { + words: 2048, + times: 1000 + }, + { + words: 4096, + times: 100 + }, + { + words: 8192, + times: 100 + } + ]; + + var totalSuite = dojo.map(suite, function(s) { var n = {}; dojo.mixin(n,s); n.dict = lipsum; return n; }); + totalSuite = totalSuite.concat(dojo.map(suite, function(s) { var n = {}; dojo.mixin(n,s); n.dict = lipsumLong; return n; })); + console.log(totalSuite); + + var handle = dojo.subscribe("perf/run/done", _run); + dojo.subscribe("perf/run/done", function(){ console.log("perf run done"); }); + + function _run() { + var t = totalSuite.shift(); + if(t) buildAndRunSet(t.words, t.dict, t.times); + if(totalSuite.length == 0) dojo.unsubscribe(handle); + } + + _run(); + } + + function ident(i) { return i; } + </script> + <style type="text/css"> + html { + font-family: Lucida Grande, Tahoma; + } + div { margin-bottom: 1em; } + #results { + border: 1px solid #999; + border-collapse: collapse; + } + #results caption { + font-size: medium; + font-weight: bold; + } + #results td, #results th { + text-align: right; + width: 10em; + font-size: small; + white-space: nowrap; + } + #wordsCol { background: yellow; } + td.max { color: red; font-weight: bold; } + td.min { color: green; font-weight: bold; } + </style> + </head> + <body> + <table> + <tr><td><label for="numWords">Words</label></td><td><input type="text" id="numWords" value="100"/></td></tr> + <tr><td><label for="numIters">Iterations</label></td><td><input type="text" id="numIters" value="1000"/></td></tr> + <tr><td><label for="dict">Dictionary</label></td><td><input type="text" id="dict" value="lipsum"></td></tr> + <tr><td></td><td><button id="run" disabled>Run Tests!</button></td></tr> + </table> + <div id="mess"></div> + </body> +</html> |