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October 24, 2012 17:38
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qunit coverage with require
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| //used to wrap requirejs in our code | |
| var _ = require("underscore"), | |
| fs = require("fs"); | |
| var template = fs.readFileSync(__dirname+"/template",'utf8'); | |
| var requirejs = fs.readFileSync(__dirname+"/require.js",'utf8'); | |
| var compiled = _.template(template); | |
| var result = compiled({requirejs: requirejs}); | |
| fs.writeFileSync(__dirname+"/requireBlanket.js",result,'utf8'); |
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| <!DOCTYPE html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>QUnit Example</title> | |
| <!-- QUNIT, we don't touch --> | |
| <link rel="stylesheet" href="qunit.css"> | |
| <script src="qunit.js"></script> | |
| <!-- the SRC file to be tested, the user ONLY NEEDS TO ADD DATA-TEST TO THE SRC SCRIPT REFERENCES --> | |
| <script data-test src="sample.js"></script> | |
| <!-- our built script --> | |
| <script src="requireBlanket.js"></script> | |
| <!-- end --> | |
| <!-- users test file --> | |
| <script data-test src="test.js"></script> | |
| </head> | |
| <body> | |
| <div id="qunit"></div> | |
| </body> | |
| </html> |
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| //this test should fail | |
| var sampleTest = function(){ | |
| return 5; | |
| }; |
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| QUnit.config.autostart = false; | |
| <%= requirejs %> | |
| var commentRegExp = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg, | |
| defineRegExp = /(^|[^\.])define\s*\(/, | |
| requireRegExp = /(^|[^\.])require\s*\(\s*['"][^'"]+['"]\s*\)/, | |
| exportsRegExp = /exports\s*=\s*/, | |
| sourceUrlRegExp = /\/\/@\s+sourceURL=/; | |
| requirejs.load = function (context, moduleName, url) { | |
| var hasLocation = typeof location !== 'undefined' && location.href, | |
| defaultHostName = hasLocation && location.hostname, | |
| defaultPort = hasLocation && (location.port || undefined), | |
| defaultProtocol = hasLocation && location.protocol && location.protocol.replace(/\:/, ''); | |
| requirejs.cget(url, function (content) { | |
| //Determine if a wrapper is needed. First strip out comments. | |
| //This is not bulletproof, but it is good enough for elminating | |
| //false positives from comments. | |
| var temp = content.replace(commentRegExp, ''); | |
| content = content.replace("5","10"); | |
| content += "\nCOVERAGE=99;"; | |
| eval.call(this,content); | |
| context.completeLoad(moduleName); | |
| }, function (err) { | |
| throw err; | |
| }); | |
| }; | |
| requirejs.createXhr = function () { | |
| //Would love to dump the ActiveX crap in here. Need IE 6 to die first. | |
| var xhr, i, progId; | |
| if (typeof XMLHttpRequest !== "undefined") { | |
| return new XMLHttpRequest(); | |
| } else if (typeof ActiveXObject !== "undefined") { | |
| for (i = 0; i < 3; i += 1) { | |
| progId = progIds[i]; | |
| try { | |
| xhr = new ActiveXObject(progId); | |
| } catch (e) {} | |
| if (xhr) { | |
| progIds = [progId]; // so faster next time | |
| break; | |
| } | |
| } | |
| } | |
| return xhr; | |
| }; | |
| requirejs.cget = function (url, callback, errback, onXhr) { | |
| var xhr = requirejs.createXhr(); | |
| xhr.open('GET', url, true); | |
| //Allow overrides specified in config | |
| if (onXhr) { | |
| onXhr(xhr, url); | |
| } | |
| xhr.onreadystatechange = function (evt) { | |
| var status, err; | |
| //Do not explicitly handle errors, those should be | |
| //visible via console output in the browser. | |
| if (xhr.readyState === 4) { | |
| status = xhr.status; | |
| if (status > 399 && status < 600) { | |
| //An http 4xx or 5xx error. Signal an error. | |
| err = new Error(url + ' HTTP status: ' + status); | |
| err.xhr = xhr; | |
| errback(err); | |
| } else { | |
| callback(xhr.responseText); | |
| } | |
| } | |
| }; | |
| xhr.send(null); | |
| }; | |
| var toArray = Array.prototype.slice; | |
| var scripts = toArray.call(document.scripts); | |
| var scriptNames = scripts.filter(function(elem){ | |
| return toArray.call(elem.attributes).some(function(es){ | |
| return es.nodeName == "data-test"; | |
| }) | |
| }).map(function(s){ | |
| return s.src.replace(".js","").replace("http://127.0.0.1:3000/",""); | |
| }); | |
| QUnit.done = function(failures, total) { | |
| alert(COVERAGE); | |
| } | |
| require(scriptNames, function() { | |
| QUnit.start(); | |
| }); |
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| test( "require test", function() { | |
| ok( sampleTest() == 10, "Passed!" ); | |
| }); |
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