Clone fragments in domManip using jQuery.clone instead of...

Clone fragments in domManip using jQuery.clone instead of DocumentFragment.cloneNode in order to carry over event data. Fixes #5566, #6997.

src/manipulation.js

@@ -349,7 +349,7 @@ jQuery.fn.extend({
 							root(this[i], first) :
 							this[i],
 						i > 0 || results.cacheable || this.length > 1  ?
-							fragment.cloneNode(true) :
+							jQuery(fragment).clone(true)[0] :
 							fragment
 					);
 				}

test/unit/manipulation.js

@@ -381,6 +381,26 @@ test("append(Function) with incoming value", function() {
 	QUnit.reset();
 });
 
+test("append the same fragment with events (Bug #6997, 5566)", function () {
+	expect(2);
+	stop(1000);
+
+	var element = jQuery("<a class='test6997'></a>").click(function () {
+		ok(true, "Append second element events work");
+	});
+
+	jQuery("#listWithTabIndex li").append(element)
+		.find('a.test6997').eq(1).click();
+
+	element = jQuery("<li class='test6997'></li>").click(function () {
+		ok(true, "Before second element events work");
+		start();
+	});
+
+	jQuery("#listWithTabIndex li").before(element);
+	jQuery("#listWithTabIndex li.test6997").eq(1).click();
+});
+
 test("appendTo(String|Element|Array&lt;Element&gt;|jQuery)", function() {
 	expect(16);