Automated test running using Rhino (no browser required!). Still very buggy, but off to a good start.

build/runtest/testrunner.js

@@ -0,0 +1,163 @@
+function test(name, fn){
+	expected = -1;
+	numTests = 0;
+	reset();
+	
+	fn();
+	
+	if ( expected != -1 && expected != numTests )
+		log( false, "Wrong number of tests run. " + numTests + " ran, expected " + expected );
+}
+
+var orig = document.getElementById('main').innerHTML;
+
+/**
+ * Resets the test setup. Useful for tests that modify the DOM.
+ */
+function reset() {
+	document.getElementById('main').innerHTML = orig;
+}
+
+var currentModule = "";
+
+// call on start of module test to prepend name to all tests
+function module(moduleName) {
+	currentModule = moduleName;
+}
+
+var expected = -1;
+
+/**
+ * Specify the number of expected assertions to gurantee that failed test (no assertions are run at all) don't slip through.
+ */
+function expect(asserts) {
+	expected = asserts;
+}
+
+/**
+ * Asserts true.
+ * @example ok( $("a").size() > 5, "There must be at least 5 anchors" );
+ */
+function ok(a, msg) {
+	log( !!a, msg );
+}
+
+/**
+ * Asserts that two arrays are the same
+ */
+function isSet(a, b, msg) {
+	var ret = true;
+	if ( a && b && a.length != undefined && a.length == b.length ) {
+		for ( var i = 0; i < a.length; i++ ) {
+			if ( a[i] != b[i] )
+				ret = false;
+		}
+	} else
+		ret = false;
+	if ( !ret )
+		log( ret, msg + " expected: " + serialArray(b) + " result: " + serialArray(a) );
+	else 
+		log( ret, msg );
+}
+
+/**
+ * Asserts that two objects are equivalent
+ */
+function isObj(a, b, msg) {
+	var ret = true;
+	
+	if ( a && b ) {
+		for ( var i in a )
+			if ( a[i] != b[i] )
+				ret = false;
+
+		for ( i in b )
+			if ( a[i] != b[i] )
+				ret = false;
+	} else
+		ret = false;
+
+    log( ret, msg );
+}
+
+function serialArray( a ) {
+	var r = [];
+	
+	if ( a && a.length )
+        for ( var i = 0; i < a.length; i++ ) {
+            var str = a[i] ? a[i].nodeName : "";
+            if ( str ) {
+                str = str.toLowerCase();
+                if ( a[i].id )
+                    str += "#" + a[i].id;
+            } else
+                str = a[i];
+            r.push( str );
+        }
+
+	return "[ " + r.join(", ") + " ]"
+}
+
+/**
+ * Returns an array of elements with the given IDs, eg.
+ * @example q("main", "foo", "bar")
+ * @result [<div id="main">, <span id="foo">, <input id="bar">]
+ */
+function q() {
+	var r = [];
+	for ( var i = 0; i < arguments.length; i++ )
+		r.push( document.getElementById( arguments[i] ) );
+	return r;
+}
+
+/**
+ * Asserts that a select matches the given IDs
+ * @example t("Check for something", "//[a]", ["foo", "baar"]);
+ * @result returns true if "//[a]" return two elements with the IDs 'foo' and 'baar'
+ */
+function t(a,b,c) {
+	var f = jQuery(b);
+	var s = "";
+	for ( var i = 0; i < f.length; i++ )
+		s += (s && ",") + '"' + f[i].id + '"';
+	isSet(f, q.apply(q,c), a + " (" + b + ")");
+}
+
+/**
+ * Checks that the first two arguments are equal, with an optional message.
+ * Prints out both expected and actual values on failure.
+ *
+ * Prefered to ok( expected == actual, message )
+ *
+ * @example equals( "Expected 2 characters.", v.formatMessage("Expected {0} characters.", 2) );
+ *
+ * @param Object expected
+ * @param Object actual
+ * @param String message (optional)
+ */
+function equals(expected, actual, message) {
+	var result = expected == actual;
+	message = message || (result ? "okay" : "failed");
+	log( result, result ? message + ": " + expected : message + " expected: " + expected + " actual: " + actual );
+}
+
+var numTests = 0, total = 0, pass = 0, fail = 0;
+
+function log(state, msg){
+	print( (state ? "PASS" : "FAIL") + " (" + (++total) + ") " +
+		(currentModule ? "[" + currentModule + "] " : "") + msg );
+		
+	numTests++;
+
+	if ( state )
+		pass++;
+	else
+		fail++;
+}
+
+function results(){
+	print( pass + " Passed, " + fail + " Failed" );
+}
+
+function start(){}
+function stop(){}