Tooltip: Handle synthetic focusin events. Fixes #8740 - Tooltip: Does…

… not hide consistently with dynamically loaded content.

tests/unit/tooltip/tooltip_core.js

@@ -107,4 +107,31 @@ test( "tooltip on .ui-state-disabled element", function() {
 	equal( $( ".ui-tooltip" ).length, 0 );
 });
 
+// http://bugs.jqueryui.com/ticket/8740
+asyncTest( "programmatic focus with async content", function() {
+	expect( 2 );
+	var element = $( "#tooltipped1" ).tooltip({
+		content: function( response ) {
+			setTimeout(function() {
+				response( "test" );
+			});
+		}
+	});
+
+	element.bind( "tooltipopen", function( event ) {
+		deepEqual( event.originalEvent.type, "focusin" );
+
+		element.bind( "tooltipclose", function( event ) {
+			deepEqual( event.originalEvent.type, "focusout" );
+			start();
+		});
+
+		setTimeout(function() {
+			element.blur();
+		});
+	});
+
+	element.focus();
+});
+
 }( jQuery ) );

ui/jquery.ui.tooltip.js

@@ -188,7 +188,8 @@ $.widget( "ui.tooltip", {
 	_updateContent: function( target, event ) {
 		var content,
 			contentOption = this.options.content,
-			that = this;
+			that = this,
+			eventType = event ? event.type : null;
 
 		if ( typeof contentOption === "string" ) {
 			return this._open( event, target, contentOption );
@@ -202,6 +203,14 @@ $.widget( "ui.tooltip", {
 			// IE may instantly serve a cached response for ajax requests
 			// delay this call to _open so the other call to _open runs first
 			that._delay(function() {
+				// jQuery creates a special event for focusin when it doesn't
+				// exist natively. To improve performance, the native event
+				// object is reused and the type is changed. Therefore, we can't
+				// rely on the type being correct after the event finished
+				// bubbling, so we set it back to the previous value. (#8740)
+				if ( event ) {
+					event.type = eventType;
+				}
 				this._open( event, target, response );
 			});
 		});