");
 	equals( div.length, 4, "Correct number of elements generated for div hr code b" );
 
-	// can actually yield more than one, when iframes are included, the window is an array as well
-	equals( jQuery(window).length, 1, "Correct number of elements generated for window" );
-
-	equals( jQuery(document).length, 1, "Correct number of elements generated for document" );
-
 	equals( jQuery([1,2,3]).get(1), 2, "Test passing an array to the factory" );
 
 	equals( jQuery(document.body).get(0), jQuery('body').get(0), "Test passing an html node to the factory" );
 });
 
 test("selector state", function() {
-	expect(26);
+	expect(31);
 
 	var test;
-	
-	test = jQuery();
+
+	test = jQuery(undefined);
 	equals( test.selector, "", "Empty jQuery Selector" );
-	equals( test.context, document, "Empty jQuery Context" );
-	
+	equals( test.context, undefined, "Empty jQuery Context" );
+
 	test = jQuery(document);
 	equals( test.selector, "", "Document Selector" );
 	equals( test.context, document, "Document Context" );
-	
+
 	test = jQuery(document.body);
 	equals( test.selector, "", "Body Selector" );
 	equals( test.context, document.body, "Body Context" );
-	
+
 	test = jQuery("#main");
 	equals( test.selector, "#main", "#main Selector" );
 	equals( test.context, document, "#main Context" );
-	
+
+	test = jQuery("#notfoundnono");
+	equals( test.selector, "#notfoundnono", "#notfoundnono Selector" );
+	equals( test.context, document, "#notfoundnono Context" );
+
 	test = jQuery("#main", document);
 	equals( test.selector, "#main", "#main Selector" );
 	equals( test.context, document, "#main Context" );
-	
+
 	test = jQuery("#main", document.body);
 	equals( test.selector, "#main", "#main Selector" );
 	equals( test.context, document.body, "#main Context" );
-	
+
+	// Test cloning
+	test = jQuery(test);
+	equals( test.selector, "#main", "#main Selector" );
+	equals( test.context, document.body, "#main Context" );
+
 	test = jQuery(document.body).find("#main");
 	equals( test.selector, "#main", "#main find Selector" );
 	equals( test.context, document.body, "#main find Context" );
@@ -88,26 +106,33 @@ test("selector state", function() {
 	test = jQuery("#main").filter("div");
 	equals( test.selector, "#main.filter(div)", "#main filter Selector" );
 	equals( test.context, document, "#main filter Context" );
-	
+
 	test = jQuery("#main").not("div");
 	equals( test.selector, "#main.not(div)", "#main not Selector" );
 	equals( test.context, document, "#main not Context" );
-	
+
 	test = jQuery("#main").filter("div").not("div");
 	equals( test.selector, "#main.filter(div).not(div)", "#main filter, not Selector" );
 	equals( test.context, document, "#main filter, not Context" );
-	
+
 	test = jQuery("#main").filter("div").not("div").end();
 	equals( test.selector, "#main.filter(div)", "#main filter, not, end Selector" );
 	equals( test.context, document, "#main filter, not, end Context" );
-	
+
 	test = jQuery("#main").parent("body");
 	equals( test.selector, "#main.parent(body)", "#main parent Selector" );
 	equals( test.context, document, "#main parent Context" );
-	
+
 	test = jQuery("#main").eq(0);
 	equals( test.selector, "#main.slice(0,1)", "#main eq Selector" );
 	equals( test.context, document, "#main eq Context" );
+	
+	var d = "";
+	equals(
+		jQuery(d).appendTo(jQuery(d)).selector,
+		jQuery(d).appendTo(d).selector,
+		"manipulation methods make same selector for jQuery objects"
+	);
 });
 
 test("browser", function() {
@@ -141,7 +166,7 @@ test("browser", function() {
 	};
 	for (var i in browsers) {
 		var v = i.toLowerCase().match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ); // RegEx from Core jQuery.browser.version check
-		version = v ? v[1] : null;
+		var version = v ? v[1] : null;
 		equals( version, browsers[i], "Checking UA string" );
 	}
 });
@@ -164,6 +189,62 @@ test("noConflict", function() {
 	jQuery = $$;
 });
 
+test("trim", function() {
+  expect(4);
+
+  var nbsp = String.fromCharCode(160);
+
+  equals( jQuery.trim("hello  "), "hello", "trailing space" );
+  equals( jQuery.trim("  hello"), "hello", "leading space" );
+  equals( jQuery.trim("  hello   "), "hello", "space on both sides" );
+  equals( jQuery.trim("  " + nbsp + "hello  " + nbsp + " "), "hello", " " );
+});
+
+test("isObjectLiteral", function() {
+	expect(7);
+
+	stop();
+
+	// The use case that we want to match
+	ok(jQuery.isObjectLiteral({}), "{}");
+ 
+	// Instantiated objects shouldn't be matched
+	ok(!jQuery.isObjectLiteral(new Date), "new Date");
+ 
+	var fn = function(){};
+ 
+	// Functions shouldn't be matched
+	ok(!jQuery.isObjectLiteral(fn), "fn");
+ 
+	// Again, instantiated objects shouldn't be matched
+	ok(!jQuery.isObjectLiteral(new fn), "new fn (no methods)");
+ 
+	// Makes the function a little more realistic
+	// (and harder to detect, incidentally)
+	fn.prototype = {someMethod: function(){}};
+ 
+	// Again, instantiated objects shouldn't be matched
+	ok(!jQuery.isObjectLiteral(new fn), "new fn");
+
+	// DOM Element
+	ok(!jQuery.isObjectLiteral(document.createElement("div")), "DOM Element");
+ 
+	var iframe = document.createElement("iframe");
+	document.body.appendChild(iframe);
+
+	window.iframeDone = function(otherObject){
+		// Objects from other windows should be matched
+		ok(jQuery.isObjectLiteral(new otherObject), "new otherObject");
+		document.body.removeChild( iframe );
+		start();
+	};
+ 
+	var doc = iframe.contentDocument || iframe.contentWindow.document;
+	doc.open();
+	doc.write("");
+	doc.close();
+});
+
 test("isFunction", function() {
 	expect(19);
 
@@ -251,34 +332,78 @@ test("isFunction", function() {
 	});
 });
 
-var foo = false;
+test("isXMLDoc - HTML", function() {
+	expect(4);
+
+	ok( !jQuery.isXMLDoc( document ), "HTML document" );
+	ok( !jQuery.isXMLDoc( document.documentElement ), "HTML documentElement" );
+	ok( !jQuery.isXMLDoc( document.body ), "HTML Body Element" );
+
+	var iframe = document.createElement("iframe");
+	document.body.appendChild( iframe );
+
+	try {
+		var body = jQuery(iframe).contents()[0];
+		ok( !jQuery.isXMLDoc( body ), "Iframe body element" );
+	} catch(e){
+		ok( false, "Iframe body element exception" );
+	}
+
+	document.body.removeChild( iframe );
+});
+
+if ( !isLocal ) {
+test("isXMLDoc - XML", function() {
+	expect(3);
+	stop();
+	jQuery.get('data/dashboard.xml', function(xml) {
+		ok( jQuery.isXMLDoc( xml ), "XML document" );
+		ok( jQuery.isXMLDoc( xml.documentElement ), "XML documentElement" );
+		ok( jQuery.isXMLDoc( jQuery("tab", xml)[0] ), "XML Tab Element" );
+		start();
+	});
+});
+}
 
 test("jQuery('html')", function() {
-	expect(6);
+	expect(15);
 
 	reset();
-	foo = false;
-	var s = jQuery("")[0];
+	jQuery.foo = false;
+	var s = jQuery("")[0];
 	ok( s, "Creating a script" );
-	ok( !foo, "Make sure the script wasn't executed prematurely" );
-	jQuery("body").append("");
-	ok( foo, "Executing a scripts contents in the right context" );
+	ok( !jQuery.foo, "Make sure the script wasn't executed prematurely" );
+	jQuery("body").append("");
+	ok( jQuery.foo, "Executing a scripts contents in the right context" );
+
+	// Test multi-line HTML
+	var div = jQuery("\r\nsome text\nsome p
\nmore text\r\n")[0];
+	equals( div.nodeName.toUpperCase(), "DIV", "Make sure we're getting a div." );
+	equals( div.firstChild.nodeType, 3, "Text node." );
+	equals( div.lastChild.nodeType, 3, "Text node." );
+	equals( div.childNodes[1].nodeType, 1, "Paragraph." );
+	equals( div.childNodes[1].firstChild.nodeType, 3, "Paragraph text." );
 
 	reset();
 	ok( jQuery("")[0], "Creating a link" );
 
-	reset();
+	ok( !jQuery("');
-
-	jQuery("#main").html('foo ');
-
-	// it was decided that waiting to execute ALL scripts makes sense since nested ones have to wait anyway so this test case is changed, see #1959
-	jQuery("#main").html("