1 var TestDoc = {

     2 	fails: 0,

     3 	plans: 0,

     4 	passes: 0,

     5 	results: []

     6 };

     7 

     8 TestDoc.record = function(result) {

     9 	TestDoc.results.push(result);

    10 	if (typeof result.verdict == "boolean") {

    11 		if (result.verdict === false) TestDoc.fails++;

    12 		if (result.verdict === true) TestDoc.passes++;

    13 	}

    14 }

    15 

    16 TestDoc.prove = function(filePath) {

    17 	if (typeof document != "undefined" && typeof document.write != "undefined") {

    18 		if (TestDoc.console) print = function(s) { TestDoc.console.appendChild(document.createTextNode(s+"\n")); }

    19 		else print = function(s) { document.write(s+"<br />"); }

    20 	}

    21 	TestDoc.run(TestDoc.readFile(filePath));

    22 }

    23 

    24 TestDoc.run = function(src) {

    25 	try { eval(src); } catch(e) { print("# ERROR! "+e); }

    26 	

    27 	var chunks = src.split(/\/\*t:/);

    28 	

    29 	var run = function(chunk) {

    30 		// local shortcuts

    31 		var is = TestDoc.assertEquals;

    32 		var isnt = TestDoc.assertNotEquals;

    33 		var plan = TestDoc.plan;

    34 		var requires = TestDoc.requires;

    35 		

    36 		try { eval(chunk); } catch(e) { print("# ERROR! "+e); }

    37 	}

    38 	for (var start = -1, end = 0; (start = src.indexOf("/*t:", end)) > end; start = end) {

    39 		run(

    40 			src.substring(

    41 				start+4,

    42 				(end = src.indexOf("*/", start))

    43 			)

    44 		);

    45 	}

    46 }

    47 

    48 TestDoc.Result = function(verdict, message) {

    49 	this.verdict = verdict;

    50 	this.message = message;

    51 }

    52 

    53 TestDoc.Result.prototype.toString = function() {

    54 	if (typeof this.verdict == "boolean") {

    55 		return (this.verdict? "ok" : "not ok") + " " + (++TestDoc.report.counter) + " - " + this.message;

    56 	}

    57 	

    58 	return "# " + this.message;

    59 }

    60 

    61 TestDoc.requires = function(file) {

    62 	if (!TestDoc.requires.loaded[file]) {

    63 		load(file);

    64 		TestDoc.requires.loaded[file] = true;

    65 	}

    66 }

    67 TestDoc.requires.loaded = {};

    68 

    69 TestDoc.report = function() {

    70 	TestDoc.report.counter = 0;

    71 	print("1.."+TestDoc.plans);

    72 	for (var i = 0; i < TestDoc.results.length; i++) {

    73 		print(TestDoc.results[i]);

    74 	}

    75 	print("----------------------------------------");

    76 	if (TestDoc.fails == 0 && TestDoc.passes == TestDoc.plans) {

    77 		print("All tests successful.");

    78 	}

    79 	else {

    80 		print("Failed " + TestDoc.fails + "/" + TestDoc.plans + " tests, "+((TestDoc.plans == 0)? 0 : Math.round(TestDoc.passes/(TestDoc.passes+TestDoc.fails)*10000)/100)+"% okay. Planned to run "+TestDoc.plans+", did run "+(TestDoc.passes+TestDoc.fails)+".")

    81 	}

    82 }

    83 

    84 TestDoc.plan = function(n, message) {

    85 	TestDoc.plans += n;

    86 	TestDoc.record(new TestDoc.Result(null, message+" ("+n+" tests)"));

    87 }

    88 

    89 TestDoc.assertEquals = function(a, b, message) {

    90 	var result = (a == b);

    91 	if (!result) message += "\n#\n# " + a + " does not equal " + b + "\n#";

    92 	TestDoc.record(new TestDoc.Result(result, message));

    93 }

    94 

    95 TestDoc.assertNotEquals = function(a, b, message) {

    96 	var result = (a != b);

    97 	if (!result) message += "\n#\n# " + a + " equals " + b + "\n#";

    98 	TestDoc.record(new TestDoc.Result(result, message));

    99 }

   100 

   101 TestDoc.readFile = (function(){

   102 	// rhino

   103 	if (typeof readFile == "function") {

   104 		return function(url) {

   105 			var text = readFile(url);

   106 			return text || "";

   107 		}

   108 	}

   109 

   110 	// a web browser

   111 	else {

   112 		return function(url) {

   113 			var httpRequest;

   114 		

   115 			if (window.XMLHttpRequest) { // Mozilla, Safari, etc

   116 				httpRequest = new XMLHttpRequest();

   117 			} 

   118 			else if (window.ActiveXObject) { // IE

   119 				try {

   120 					httpRequest = new ActiveXObject("Msxml2.XMLHTTP");

   121 				} 

   122 				catch (e) {

   123 				   try {

   124 						httpRequest = new ActiveXObject("Microsoft.XMLHTTP");

   125 					} 

   126 					catch (e) {

   127 					}

   128 				}

   129 			}

   130 		

   131 			if (!httpRequest) { throw "Cannot create HTTP Request."; }

   132 			

   133 			httpRequest.open('GET', url, false);

   134 			httpRequest.send('');

   135 			if (httpRequest.readyState == 4) {

   136 				if (httpRequest.status >= 400) {

   137 					throw "The HTTP Request returned an error code: "+httpRequest.status;

   138 				}

   139 			}

   140 			

   141 			return httpRequest.responseText || "";

   142 		}

   143 	}

   144 })();