Added "home" and "click" tests

test/basic.js

@@ -1,5 +1,8 @@
 (function() {
 
+    // TODO: Tighten up springs and use "immediate" where possible, so tests run faster
+    // TODO: Test drag
+
     var viewer = null;
 
     // ----------
@@ -17,7 +20,7 @@
             var openHandler = function(eventSender, eventData) {
                 viewer.removeHandler('open', openHandler);
                 ok(true, 'Open event was sent');
-                ok(eventSender === viewer, 'Sender of open event was viewer');
+                equal(eventSender, viewer, 'Sender of open event was viewer');
                 ok(eventData, 'Handler also received event data');
                 ok(viewer.viewport, 'Viewport exists');
                 start();
@@ -30,11 +33,11 @@
     // ----------
     asyncTest('Zoom', function() {
         var viewport = viewer.viewport;
-        ok(viewport.getZoom() === 1, 'We start out unzoomed');
+        equal(viewport.getZoom(), 1, 'We start out unzoomed');
 
         var zoomHandler = function() {
             viewer.removeHandler('animationfinish', zoomHandler);
-            ok(viewport.getZoom() === 2, 'Zoomed correctly');
+            equal(viewport.getZoom(), 2, 'Zoomed correctly');
             start();
         };
 
@@ -59,6 +62,44 @@
         viewport.panTo(new OpenSeadragon.Point(0.1, 0.1));
     });
 
+    // ----------
+    asyncTest('Home', function() {
+        var viewport = viewer.viewport;
+        var center = viewport.getCenter();
+        ok(center.x !== 0.5 && center.y !== 0.5, 'We start out panned');
+        notEqual(viewport.getZoom(), 1, 'We start out zoomed');
+
+        var homeHandler = function() {
+            viewer.removeHandler('animationfinish', homeHandler);
+            center = viewport.getCenter();
+            ok(center.x === 0.5 && center.y === 0.5, 'We end up unpanned');
+            equal(viewport.getZoom(), 1, 'We end up unzoomed');
+            start();
+        };
+
+        viewer.addHandler('animationfinish', homeHandler);
+        viewport.goHome(true);
+    });
+
+    // ----------
+    asyncTest('Click', function() {
+        var viewport = viewer.viewport;
+        center = viewport.getCenter();
+        ok(center.x === 0.5 && center.y === 0.5, 'We start out unpanned');
+        equal(viewport.getZoom(), 1, 'We start out unzoomed');
+
+        var clickHandler = function() {
+            viewer.removeHandler('animationfinish', clickHandler);
+            center = viewport.getCenter();
+            ok(center.x > 0.37 && center.x < 0.38 && center.y > 0.37 && center.y < 0.38, 'Panned correctly');
+            equal(viewport.getZoom(), 2, 'Zoomed correctly');
+            start();
+        };
+
+        viewer.addHandler('animationfinish', clickHandler);
+        Util.simulateViewerClick(viewer, 0.25, 0.25);
+    });
+
     // ----------
     asyncTest('Close', function() {
         var closeHandler = function() {
@@ -68,7 +109,6 @@
         };
 
         viewer.addHandler('close', closeHandler);
-
         viewer.close();
     });
   

test/lib/jquery.simulate.js

@@ -0,0 +1,324 @@
+ /*!
+ * jQuery Simulate v0.0.1 - simulate browser mouse and keyboard events
+ * https://github.com/jquery/jquery-simulate
+ *
+ * Copyright 2012 jQuery Foundation and other contributors
+ * Released under the MIT license.
+ * http://jquery.org/license
+ *
+ * Date: Sun Dec 9 12:15:33 2012 -0500
+ */
+
+;(function( $, undefined ) {
+
+var rkeyEvent = /^key/,
+	rmouseEvent = /^(?:mouse|contextmenu)|click/;
+
+$.fn.simulate = function( type, options ) {
+	return this.each(function() {
+		new $.simulate( this, type, options );
+	});
+};
+
+$.simulate = function( elem, type, options ) {
+	var method = $.camelCase( "simulate-" + type );
+
+	this.target = elem;
+	this.options = options;
+
+	if ( this[ method ] ) {
+		this[ method ]();
+	} else {
+		this.simulateEvent( elem, type, options );
+	}
+};
+
+$.extend( $.simulate, {
+
+	keyCode: {
+		BACKSPACE: 8,
+		COMMA: 188,
+		DELETE: 46,
+		DOWN: 40,
+		END: 35,
+		ENTER: 13,
+		ESCAPE: 27,
+		HOME: 36,
+		LEFT: 37,
+		NUMPAD_ADD: 107,
+		NUMPAD_DECIMAL: 110,
+		NUMPAD_DIVIDE: 111,
+		NUMPAD_ENTER: 108,
+		NUMPAD_MULTIPLY: 106,
+		NUMPAD_SUBTRACT: 109,
+		PAGE_DOWN: 34,
+		PAGE_UP: 33,
+		PERIOD: 190,
+		RIGHT: 39,
+		SPACE: 32,
+		TAB: 9,
+		UP: 38
+	},
+
+	buttonCode: {
+		LEFT: 0,
+		MIDDLE: 1,
+		RIGHT: 2
+	}
+});
+
+$.extend( $.simulate.prototype, {
+
+	simulateEvent: function( elem, type, options ) {
+		var event = this.createEvent( type, options );
+		this.dispatchEvent( elem, type, event, options );
+	},
+
+	createEvent: function( type, options ) {
+		if ( rkeyEvent.test( type ) ) {
+			return this.keyEvent( type, options );
+		}
+
+		if ( rmouseEvent.test( type ) ) {
+			return this.mouseEvent( type, options );
+		}
+	},
+
+	mouseEvent: function( type, options ) {
+		var event, eventDoc, doc, body;
+		options = $.extend({
+			bubbles: true,
+			cancelable: (type !== "mousemove"),
+			view: window,
+			detail: 0,
+			screenX: 0,
+			screenY: 0,
+			clientX: 1,
+			clientY: 1,
+			ctrlKey: false,
+			altKey: false,
+			shiftKey: false,
+			metaKey: false,
+			button: 0,
+			relatedTarget: undefined
+		}, options );
+
+		if ( document.createEvent ) {
+			event = document.createEvent( "MouseEvents" );
+			event.initMouseEvent( type, options.bubbles, options.cancelable,
+				options.view, options.detail,
+				options.screenX, options.screenY, options.clientX, options.clientY,
+				options.ctrlKey, options.altKey, options.shiftKey, options.metaKey,
+				options.button, options.relatedTarget || document.body.parentNode );
+
+			// IE 9+ creates events with pageX and pageY set to 0.
+			// Trying to modify the properties throws an error,
+			// so we define getters to return the correct values.
+			if ( event.pageX === 0 && event.pageY === 0 && Object.defineProperty ) {
+				eventDoc = event.relatedTarget.ownerDocument || document;
+				doc = eventDoc.documentElement;
+				body = eventDoc.body;
+
+				Object.defineProperty( event, "pageX", {
+					get: function() {
+						return options.clientX +
+							( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) -
+							( doc && doc.clientLeft || body && body.clientLeft || 0 );
+					}
+				});
+				Object.defineProperty( event, "pageY", {
+					get: function() {
+						return options.clientY +
+							( doc && doc.scrollTop || body && body.scrollTop || 0 ) -
+							( doc && doc.clientTop || body && body.clientTop || 0 );
+					}
+				});
+			}
+		} else if ( document.createEventObject ) {
+			event = document.createEventObject();
+			$.extend( event, options );
+			// standards event.button uses constants defined here: http://msdn.microsoft.com/en-us/library/ie/ff974877(v=vs.85).aspx
+			// old IE event.button uses constants defined here: http://msdn.microsoft.com/en-us/library/ie/ms533544(v=vs.85).aspx
+			// so we actually need to map the standard back to oldIE
+			event.button = {
+				0: 1,
+				1: 4,
+				2: 2
+			}[ event.button ] || event.button;
+		}
+
+		return event;
+	},
+
+	keyEvent: function( type, options ) {
+		var event;
+		options = $.extend({
+			bubbles: true,
+			cancelable: true,
+			view: window,
+			ctrlKey: false,
+			altKey: false,
+			shiftKey: false,
+			metaKey: false,
+			keyCode: 0,
+			charCode: undefined
+		}, options );
+
+		if ( document.createEvent ) {
+			try {
+				event = document.createEvent( "KeyEvents" );
+				event.initKeyEvent( type, options.bubbles, options.cancelable, options.view,
+					options.ctrlKey, options.altKey, options.shiftKey, options.metaKey,
+					options.keyCode, options.charCode );
+			// initKeyEvent throws an exception in WebKit
+			// see: http://stackoverflow.com/questions/6406784/initkeyevent-keypress-only-works-in-firefox-need-a-cross-browser-solution
+			// and also https://bugs.webkit.org/show_bug.cgi?id=13368
+			// fall back to a generic event until we decide to implement initKeyboardEvent
+			} catch( err ) {
+				event = document.createEvent( "Events" );
+				event.initEvent( type, options.bubbles, options.cancelable );
+				$.extend( event, {
+					view: options.view,
+					ctrlKey: options.ctrlKey,
+					altKey: options.altKey,
+					shiftKey: options.shiftKey,
+					metaKey: options.metaKey,
+					keyCode: options.keyCode,
+					charCode: options.charCode
+				});
+			}
+		} else if ( document.createEventObject ) {
+			event = document.createEventObject();
+			$.extend( event, options );
+		}
+
+		if ( !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() ) || (({}).toString.call( window.opera ) === "[object Opera]") ) {
+			event.keyCode = (options.charCode > 0) ? options.charCode : options.keyCode;
+			event.charCode = undefined;
+		}
+
+		return event;
+	},
+
+	dispatchEvent: function( elem, type, event ) {
+		if ( elem.dispatchEvent ) {
+			elem.dispatchEvent( event );
+		} else if ( elem.fireEvent ) {
+			elem.fireEvent( "on" + type, event );
+		}
+	},
+
+	simulateFocus: function() {
+		var focusinEvent,
+			triggered = false,
+			element = $( this.target );
+
+		function trigger() {
+			triggered = true;
+		}
+
+		element.bind( "focus", trigger );
+		element[ 0 ].focus();
+
+		if ( !triggered ) {
+			focusinEvent = $.Event( "focusin" );
+			focusinEvent.preventDefault();
+			element.trigger( focusinEvent );
+			element.triggerHandler( "focus" );
+		}
+		element.unbind( "focus", trigger );
+	},
+
+	simulateBlur: function() {
+		var focusoutEvent,
+			triggered = false,
+			element = $( this.target );
+
+		function trigger() {
+			triggered = true;
+		}
+
+		element.bind( "blur", trigger );
+		element[ 0 ].blur();
+
+		// blur events are async in IE
+		setTimeout(function() {
+			// IE won't let the blur occur if the window is inactive
+			if ( element[ 0 ].ownerDocument.activeElement === element[ 0 ] ) {
+				element[ 0 ].ownerDocument.body.focus();
+			}
+
+			// Firefox won't trigger events if the window is inactive
+			// IE doesn't trigger events if we had to manually focus the body
+			if ( !triggered ) {
+				focusoutEvent = $.Event( "focusout" );
+				focusoutEvent.preventDefault();
+				element.trigger( focusoutEvent );
+				element.triggerHandler( "blur" );
+			}
+			element.unbind( "blur", trigger );
+		}, 1 );
+	}
+});
+
+
+
+/** complex events **/
+
+function findCenter( elem ) {
+	var offset,
+		document = $( elem.ownerDocument );
+	elem = $( elem );
+	offset = elem.offset();
+
+	return {
+		x: offset.left + elem.outerWidth() / 2 - document.scrollLeft(),
+		y: offset.top + elem.outerHeight() / 2 - document.scrollTop()
+	};
+}
+
+function findCorner( elem ) {
+	var offset,
+		document = $( elem.ownerDocument );
+	elem = $( elem );
+	offset = elem.offset();
+
+	return {
+		x: offset.left - document.scrollLeft(),
+		y: offset.top - document.scrollTop()
+	};
+}
+
+$.extend( $.simulate.prototype, {
+	simulateDrag: function() {
+		var i = 0,
+			target = this.target,
+			options = this.options,
+			center = options.handle === "corner" ? findCorner( target ) : findCenter( target ),
+			x = Math.floor( center.x ),
+			y = Math.floor( center.y ),
+			coord = { clientX: x, clientY: y },
+			dx = options.dx || ( options.x !== undefined ? options.x - x : 0 ),
+			dy = options.dy || ( options.y !== undefined ? options.y - y : 0 ),
+			moves = options.moves || 3;
+
+		this.simulateEvent( target, "mousedown", coord );
+
+		for ( ; i < moves ; i++ ) {
+			x += dx / moves;
+			y += dy / moves;
+
+			coord = {
+				clientX: Math.round( x ),
+				clientY: Math.round( y )
+			};
+
+			this.simulateEvent( document, "mousemove", coord );
+		}
+
+		this.simulateEvent( target, "mouseup", coord );
+		this.simulateEvent( target, "click", coord );
+	}
+});
+
+})( jQuery );

test/test.html

@@ -12,7 +12,9 @@
     <div id="example"></div>
     <script src="/node_modules/grunt-contrib-qunit/test/libs/qunit.js"></script>
     <script src="/test/lib/jquery-1.9.1.min.js"></script>
+    <script src="/test/lib/jquery.simulate.js"></script>
     <script src="/build/openseadragon/openseadragon.min.js"></script>
+    <script src="/test/util.js"></script>
     <script src="/test/basic.js"></script>
 </body>
 </html>

test/util.js

@@ -0,0 +1,32 @@
+(function() {
+
+    // ----------
+    window.Util = {
+        // ----------
+        simulateViewerClick: function(viewer, widthFactor, heightFactor) {
+            if (widthFactor === undefined) {
+                widthFactor = 0.5;
+            }
+            
+            if (heightFactor === undefined) {
+                heightFactor = 0.5;
+            }
+
+            widthFactor = Math.min(1, Math.max(0, widthFactor));
+            heightFactor = Math.min(1, Math.max(0, heightFactor));
+
+            var $canvas = $(viewer.element).find('.openseadragon-canvas').not('.navigator .openseadragon-canvas');
+            var offset = $canvas.offset();
+            var event = {
+                clientX: offset.left + Math.floor($canvas.width() * widthFactor),
+                clientY: offset.top + Math.floor($canvas.height() * heightFactor)
+            };
+
+            $canvas
+                .simulate('mouseover', event)
+                .simulate('mousedown', event)
+                .simulate('mouseup', event);
+        }
+    };
+
+})();