All: Make sure events are well-formed and offsets are valid

js/navigation/navigator.js

@@ -151,10 +151,7 @@ $.extend( $.mobile.Navigator.prototype, {
 
 		if ( isPopStateEvent ) {
 			popstateEvent = new $.Event( "popstate" );
-			popstateEvent.originalEvent = {
-				type: "popstate",
-				state: null
-			};
+			popstateEvent.originalEvent = new $.Event( "popstate", { state: null } );
 
 			state.id = ( this.squash( url, state ) || {} ).id;
 

tests/jquery.testHelper.js

@@ -35,6 +35,10 @@ $.testHelper = {
 		loadSeq( seq, 0 );
 	},
 
+	mockOriginalEvent: function( options ) {
+		$.Event.prototype.originalEvent = $.extend( {}, { preventDefault: $.noop }, options );
+	},
+
 	excludeFileProtocol: function( callback ) {
 		var message = "Tests require script reload and cannot be run via file: protocol";
 

tests/unit/event/event_core.js

@@ -21,11 +21,6 @@ module( libName, {
 			$( "#qunit-fixture" ).unbind();
 		} );
 
-		//NOTE unmock
-		Math.abs = absFn;
-		$.Event.prototype.originalEvent = originalEventFn;
-		$.Event.prototype.preventDefault = preventDefaultFn;
-
 		// make sure the event objects respond to touches to simulate
 		// the collections existence in non touch enabled test browsers
 		$.Event.prototype.touches = [ { pageX: 1, pageY: 1 } ];
@@ -36,6 +31,11 @@ module( libName, {
 	},
 	teardown: function() {
 		$.mobile.pageContainer = originalPageContainer;
+
+		// NOTE unmock
+		Math.abs = absFn;
+		$.Event.prototype.originalEvent = originalEventFn;
+		$.Event.prototype.preventDefault = preventDefaultFn;
 	}
 } );
 
@@ -149,9 +149,9 @@ var forceTouchSupport = function() {
 	} );
 
 	//mock originalEvent information
-	$.Event.prototype.originalEvent = {
+	$.testHelper.mockOriginalEvent( {
 		touches: [ { 'pageX': 0 }, { 'pageY': 0 } ]
-	};
+	} );
 };
 
 asyncTest( "long press fires tap hold after taphold duration", function() {
@@ -412,12 +412,12 @@ var swipeTimedTest = function( opts ) {
 		};
 
 	//NOTE bypass the trigger source check
-	$.Event.prototype.originalEvent = {
+	$.testHelper.mockOriginalEvent( {
 		touches: [ {
 			clientX: 0,
 			clientY: 0
 		} ]
-	};
+	} );
 
 	qunitFixture.trigger( "touchstart" );
 
@@ -488,22 +488,22 @@ asyncTest( "scrolling prevented when coordinate change > 10", function() {
 	};
 
 	//NOTE bypass the trigger source check
-	$.Event.prototype.originalEvent = {
+	$.testHelper.mockOriginalEvent( {
 		touches: [ {
 			clientX: 0,
 			clientY: 0
 		} ]
-	};
+	} );
 
 	$( "#qunit-fixture" ).trigger( "touchstart" );
 
 	//NOTE bypass the trigger source check
-	$.Event.prototype.originalEvent = {
+	$.testHelper.mockOriginalEvent( {
 		touches: [ {
 			clientX: 200,
 			clientY: 0
 		} ]
-	};
+	} );
 
 	$( "#qunit-fixture" ).trigger( "touchmove" );
 } );

tests/unit/event/swipe_core.js

@@ -14,6 +14,7 @@ $.testHelper.sequence( [
 	function() {
 		target.trigger( $.extend( $.Event( pointer.down ), {
 			originalEvent: {
+				preventDefault: $.noop,
 				touches: false
 			},
 			pageX: 206,
@@ -28,6 +29,7 @@ $.testHelper.sequence( [
 			return event;
 		} )( $.extend( $.Event( pointer.move ), {
 			originalEvent: {
+				preventDefault: $.noop,
 				touches: false
 			},
 			pageX: 206,
@@ -42,6 +44,7 @@ $.testHelper.sequence( [
 			return event;
 		} )( $.extend( $.Event( pointer.move ), {
 			originalEvent: {
+				preventDefault: $.noop,
 				touches: false
 			},
 			pageX: 170,
@@ -56,6 +59,7 @@ $.testHelper.sequence( [
 			return event;
 		} )( $.extend( $.Event( pointer.up ), {
 			originalEvent: {
+				preventDefault: $.noop,
 				touches: false
 			},
 			pageX: 170,

tests/unit/panel/panel_core.js

@@ -231,9 +231,13 @@ asyncTest( "should be able to open a second panel", function() {
 
 module( "dismissable panel", {
 	setup: function() {
-		$.Event.prototype.originalEvent = {
+		this.originalOriginalEvent = $.Event.prototype.originalEvent;
+		$.testHelper.mockOriginalEvent( {
 			touches: [ { 'pageX': 0 }, { 'pageY': 0 } ]
-		};
+		} );
+	},
+	teardown: function() {
+		$.Event.prototype.originalEvent = this.originalOriginalEvent;
 	}
 } );