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var TestDoc = {
fails: 0,
plans: 0,
passes: 0,
results: []
};
TestDoc.record = function(result) {
TestDoc.results.push(result);
if (typeof result.verdict == "boolean") {
if (result.verdict === false) TestDoc.fails++;
if (result.verdict === true) TestDoc.passes++;
}
}
TestDoc.prove = function(filePath) {
if (typeof document != "undefined" && typeof document.write != "undefined") {
if (TestDoc.console) print = function(s) { TestDoc.console.appendChild(document.createTextNode(s+"\n")); }
else print = function(s) { document.write(s+"<br />"); }
}
TestDoc.run(TestDoc.readFile(filePath));
}
TestDoc.run = function(src) {
try { eval(src); } catch(e) { print("# ERROR! "+e); }
var chunks = src.split(/\/\*t:/);
var run = function(chunk) {
// local shortcuts
var is = TestDoc.assertEquals;
var isnt = TestDoc.assertNotEquals;
var plan = TestDoc.plan;
var requires = TestDoc.requires;
try { eval(chunk); } catch(e) { print("# ERROR! "+e); }
}
for (var start = -1, end = 0; (start = src.indexOf("/*t:", end)) > end; start = end) {
run(
src.substring(
start+4,
(end = src.indexOf("*/", start))
)
);
}
}
TestDoc.Result = function(verdict, message) {
this.verdict = verdict;
this.message = message;
}
TestDoc.Result.prototype.toString = function() {
if (typeof this.verdict == "boolean") {
return (this.verdict? "ok" : "not ok") + " " + (++TestDoc.report.counter) + " - " + this.message;
}
return "# " + this.message;
}
TestDoc.requires = function(file) {
if (!TestDoc.requires.loaded[file]) {
load(file);
TestDoc.requires.loaded[file] = true;
}
}
TestDoc.requires.loaded = {};
TestDoc.report = function() {
TestDoc.report.counter = 0;
print("1.."+TestDoc.plans);
for (var i = 0; i < TestDoc.results.length; i++) {
print(TestDoc.results[i]);
}
print("----------------------------------------");
if (TestDoc.fails == 0 && TestDoc.passes == TestDoc.plans) {
print("All tests successful.");
}
else {
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)+".")
}
}
TestDoc.plan = function(n, message) {
TestDoc.plans += n;
TestDoc.record(new TestDoc.Result(null, message+" ("+n+" tests)"));
}
TestDoc.assertEquals = function(a, b, message) {
var result = (a == b);
if (!result) message += "\n#\n# " + a + " does not equal " + b + "\n#";
TestDoc.record(new TestDoc.Result(result, message));
}
TestDoc.assertNotEquals = function(a, b, message) {
var result = (a != b);
if (!result) message += "\n#\n# " + a + " equals " + b + "\n#";
TestDoc.record(new TestDoc.Result(result, message));
}
TestDoc.readFile = (function(){
// rhino
if (typeof readFile == "function") {
return function(url) {
var text = readFile(url);
return text || "";
}
}
// a web browser
else {
return function(url) {
var httpRequest;
if (window.XMLHttpRequest) { // Mozilla, Safari, etc
httpRequest = new XMLHttpRequest();
}
else if (window.ActiveXObject) { // IE
try {
httpRequest = new ActiveXObject("Msxml2.XMLHTTP");
}
catch (e) {
try {
httpRequest = new ActiveXObject("Microsoft.XMLHTTP");
}
catch (e) {
}
}
}
if (!httpRequest) { throw "Cannot create HTTP Request."; }
httpRequest.open('GET', url, false);
httpRequest.send('');
if (httpRequest.readyState == 4) {
if (httpRequest.status >= 400) {
throw "The HTTP Request returned an error code: "+httpRequest.status;
}
}
return httpRequest.responseText || "";
}
}
})();
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