diff --git a/test/data/testinit.js b/test/data/testinit.js
index af19dc69d..06f33d19b 100644
--- a/test/data/testinit.js
+++ b/test/data/testinit.js
@@ -131,8 +131,8 @@ fireNative = document.createEvent ?
  * @result "data/test.php?foo=bar&10538358345554"
  */
 function url( value ) {
-	return baseURL + value + (/\?/.test(value) ? "&" : "?") +
-		new Date().getTime() + "" + parseInt(Math.random() * 100000, 10);
+	return baseURL + value + (/\?/.test( value ) ? "&" : "?") +
+		new Date().getTime() + "" + parseInt( Math.random() * 100000, 10 );
 }
 
 // Ajax testing helper
@@ -203,19 +203,17 @@ this.ajaxTest = function( title, expect, options ) {
 
 
 this.testIframe = function( fileName, name, fn ) {
-
-	test(name, function() {
-		// pause execution for now
-		stop();
+	asyncTest(name, function() {
 
 		// load fixture in iframe
 		var iframe = loadFixture(),
 			win = iframe.contentWindow,
-			interval = setInterval( function() {
+			interval = setInterval(function() {
 				if ( win && win.jQuery && win.jQuery.isReady ) {
 					clearInterval( interval );
-					// continue
+
 					start();
+
 					// call actual tests passing the correct jQuery instance to use
 					fn.call( this, win.jQuery, win, win.document );
 					document.body.removeChild( iframe );
@@ -225,9 +223,10 @@ this.testIframe = function( fileName, name, fn ) {
 	});
 
 	function loadFixture() {
-		var src = url("./data/" + fileName + ".html"),
-			iframe = jQuery("<iframe />").appendTo("body")[0];
+		var src = url( "./data/" + fileName + ".html" ),
+			iframe = jQuery( "<iframe />" ).appendTo( "body" )[ 0 ];
 			iframe.style.cssText = "width: 500px; height: 500px; position: absolute; top: -600px; left: -600px; visibility: hidden;";
+
 		iframe.contentWindow.location = src;
 		return iframe;
 	}
@@ -265,11 +264,12 @@ QUnit.config.autostart = false;
 this.loadTests = function() {
 	var loadSwarm,
 		url = window.location.search;
-	url = decodeURIComponent( url.slice( url.indexOf("swarmURL=") + "swarmURL=".length ) );
-	loadSwarm = url && url.indexOf("http") === 0;
+
+	url = decodeURIComponent( url.slice( url.indexOf( "swarmURL=" ) + "swarmURL=".length ) );
+	loadSwarm = url && url.indexOf( "http" ) === 0;
 
 	// Get testSubproject from testrunner first
-	require([ "data/testrunner.js" ], function( testSubproject ) {
+	require([ "data/testrunner.js" ], function() {
 		var tests = [
 			"unit/core.js",
 			"unit/callbacks.js",
@@ -294,39 +294,26 @@ this.loadTests = function() {
 		// Ensure load order (to preserve test numbers)
 		(function loadDep() {
 			var dep = tests.shift();
+
 			if ( dep ) {
 				require( [ dep ], loadDep );
+
 			} else {
+				QUnit.load();
 
+				/**
+				 * Run in noConflict mode
+				 */
+				jQuery.noConflict();
 
-				// Subproject tests must be last because they replace our test fixture
-				testSubproject( "Sizzle", "../src/sizzle/test/", /^unit\/.*\.js$/, function() {
-					// Call load to build module filter select element
-					QUnit.load();
-
-					/**
-					 * Run in noConflict mode
-					 */
-					jQuery.noConflict();
-
-					// Expose Sizzle for Sizzle's selector tests
-					// We remove Sizzle's globalization in jQuery
-					window.Sizzle = window.Sizzle || jQuery.find;
-
-					// For checking globals pollution despite auto-created globals in various environments
-					supportjQuery.each( [ jQuery.expando, "getInterface", "Packages", "java", "netscape" ], function( i, name ) {
-						window[ name ] = window[ name ];
-					});
-
-					// Load the TestSwarm listener if swarmURL is in the address.
-					if ( loadSwarm ) {
-						require( [ "http://swarm.jquery.org/js/inject.js?" + (new Date()).getTime() ], function() {
-							QUnit.start();
-						});
-					} else {
+				// Load the TestSwarm listener if swarmURL is in the address.
+				if ( loadSwarm ) {
+					require( [ "http://swarm.jquery.org/js/inject.js?" + (new Date()).getTime() ], function() {
 						QUnit.start();
-					}
-				});
+					});
+				} else {
+					QUnit.start();
+				}
 			}
 		})();
 	});
diff --git a/test/data/testrunner.js b/test/data/testrunner.js
index 95df0c266..2b15dd2e0 100644
--- a/test/data/testrunner.js
+++ b/test/data/testrunner.js
@@ -192,138 +192,4 @@ window.Globals = (function() {
 	};
 })();
 
-/**
- * Test a subproject with its own fixture
- * @param {String} label Project name
- * @param {String} url Test folder location
- * @param {RegExp} risTests To filter script sources
- */
-function testSubproject( label, subProjectURL, risTests, complete ) {
-	var sub, fixture, fixtureHTML,
-		fixtureReplaced = false;
-
-	// Don't let subproject tests jump the gun
-	QUnit.config.reorder = false;
-
-	// Create module
-	module( label );
-
-	// Duckpunch QUnit
-	// TODO restore parent fixture on teardown to support reordering
-	module = QUnit.module = function( name ) {
-		var args = arguments;
-
-		// Remember subproject-scoped module name
-		sub = name;
-
-		// Override
-		args[0] = label;
-		return qunitModule.apply( this, args );
-	};
-	test = function( name ) {
-		var args = arguments,
-			i = args.length - 1;
-
-		// Prepend subproject-scoped module name to test name
-		args[0] = sub + ": " + name;
-
-		// Find test function and wrap to require subproject fixture
-		for ( ; i >= 0; i-- ) {
-			if ( supportjQuery.isFunction( args[i] ) ) {
-				args[i] = requireFixture( args[i] );
-				break;
-			}
-		}
-
-		return qunitTest.apply( this, args );
-	};
-
-	// Load tests and fixture from subproject
-	// Test order matters, so we must be synchronous and throw an error on load failure
-	supportjQuery.ajax( subProjectURL, {
-		async: false,
-		dataType: "html",
-		error: function( jqXHR, status ) {
-			throw new Error( "Could not load: " + subProjectURL + " (" + status + ")" );
-		},
-		success: function( data, status, jqXHR ) {
-			var sources = [],
-				page = supportjQuery.parseHTML(
-				// replace html/head with dummy elements so they are represented in the DOM
-				( data || "" ).replace( /<\/?((!DOCTYPE|html|head)\b.*?)>/gi, "[$1]" ),
-				document,
-				true
-			);
-
-			if ( !page || !page.length ) {
-				this.error( jqXHR, "no data" );
-			}
-			page = supportjQuery( page );
-
-			// Include subproject tests
-			page.filter("script[src]").add( page.find("script[src]") ).map(function() {
-				var src = supportjQuery( this ).attr("src");
-				if ( risTests.test( src ) ) {
-					sources.push( src );
-				}
-			});
-
-			// Ensure load order
-			(function loadDep() {
-				var dep = sources.shift();
-				if ( dep ) {
-					require( [ subProjectURL + dep ], loadDep );
-				} else if ( complete ) {
-					complete();
-				}
-			})();
-
-			// Get the fixture, including content outside of #qunit-fixture
-			fixture = page.find("[id='qunit-fixture']");
-			fixtureHTML = fixture.html();
-			fixture.empty();
-			while ( fixture.length && !fixture.prevAll("[id='qunit']").length ) {
-				fixture = fixture.parent();
-			}
-			fixture = fixture.add( fixture.nextAll() );
-		}
-	});
-
-	function requireFixture( fn ) {
-		return function() {
-			if ( !fixtureReplaced ) {
-				// Make sure that we retrieved a fixture for the subproject
-				if ( !fixture.length ) {
-					ok( false, "Found subproject fixture" );
-					return;
-				}
-
-				// Update helper function behavior
-				baseURL = subProjectURL;
-
-				// Replace the current fixture, including content outside of #qunit-fixture
-				var oldFixture = supportjQuery("#qunit-fixture");
-				while ( oldFixture.length && !oldFixture.prevAll("[id='qunit']").length ) {
-					oldFixture = oldFixture.parent();
-				}
-				oldFixture.nextAll().remove();
-				oldFixture.replaceWith( fixture );
-
-				// WARNING: UNDOCUMENTED INTERFACE
-				QUnit.config.fixture = fixtureHTML;
-        reset();
-				if ( supportjQuery("#qunit-fixture").html() !== fixtureHTML ) {
-					ok( false, "Copied subproject fixture" );
-					return;
-				}
-				fixtureReplaced = true;
-			}
-
-			fn.apply( this, arguments );
-		};
-	}
-}
-
-return testSubproject;
-
 });