add unit tests for event dispatcher

test/unit/core/EventDispatcher.js

@@ -0,0 +1,88 @@
+/**
+ * @author simonThiele / https://github.com/simonThiele
+ */
+
+module( "EventDispatcher" );
+
+test( "apply", function() {
+	var innocentObject = {};
+	var eventDispatcher = new THREE.EventDispatcher();
+
+	eventDispatcher.apply( innocentObject );
+
+	ok( innocentObject.addEventListener !== undefined &&
+			innocentObject.hasEventListener !== undefined &&
+		innocentObject.removeEventListener !== undefined &&
+		innocentObject.dispatchEvent !== undefined, "events where added to object" );
+});
+
+test( "addEventListener", function() {
+	var eventDispatcher = new THREE.EventDispatcher();
+
+	var listener = {};
+	eventDispatcher.addEventListener( 'anyType', listener );
+
+	ok( eventDispatcher._listeners.anyType.length === 1, "listener with unknown type was added" );
+	ok( eventDispatcher._listeners.anyType[0] === listener, "listener with unknown type was added" );
+
+	eventDispatcher.addEventListener( 'anyType', listener );
+
+	ok( eventDispatcher._listeners.anyType.length === 1, "can't add one listener twice to same type" );
+	ok( eventDispatcher._listeners.anyType[0] === listener, "listener is still there" );
+});
+
+test( "hasEventListener", function() {
+	var eventDispatcher = new THREE.EventDispatcher();
+
+	var listener = {};
+	eventDispatcher.addEventListener( 'anyType', listener );
+
+	ok( eventDispatcher.hasEventListener( 'anyType', listener ), "listener was found" );
+	ok( !eventDispatcher.hasEventListener( 'anotherType', listener ), "listener was not found which is good" );
+});
+
+test( "removeEventListener", function() {
+	var eventDispatcher = new THREE.EventDispatcher();
+
+	var listener = {};
+
+	ok ( eventDispatcher._listeners === undefined, "there are no listeners by default" );
+
+	eventDispatcher.addEventListener( 'anyType', listener );
+	ok ( Object.keys( eventDispatcher._listeners ).length === 1 &&
+		eventDispatcher._listeners.anyType.length === 1, "if a listener was added, there is a new key" );
+
+	eventDispatcher.removeEventListener( 'anyType', listener );
+	ok ( eventDispatcher._listeners.anyType.length === 0, "listener was deleted" );
+
+	eventDispatcher.removeEventListener( 'unknownType', listener );
+	ok ( eventDispatcher._listeners.unknownType === undefined, "unknown types will be ignored" );
+
+	eventDispatcher.removeEventListener( 'anyType', undefined );
+	ok ( eventDispatcher._listeners.anyType.length === 0, "undefined listeners are ignored" );
+});
+
+test( "dispatchEvent", function() {
+	var eventDispatcher = new THREE.EventDispatcher();
+
+	var callCount = 0;
+	var listener = function() { callCount++; };
+
+	eventDispatcher.addEventListener( 'anyType', listener );
+	ok( callCount === 0, "no event, no call" );
+
+	eventDispatcher.dispatchEvent( { type: 'anyType' } );
+	ok( callCount === 1, "one event, one call" );
+
+	eventDispatcher.dispatchEvent( { type: 'anyType' } );
+	ok( callCount === 2, "two events, two calls" );
+});
+
+
+
+
+
+
+
+
+//

test/unit/unittests_three.html

@@ -25,6 +25,7 @@
   <script src="core/BufferAttribute.js"></script>
   <script src="core/BufferGeometry.js"></script>
   <script src="core/Clock.js"></script>
+  <script src="core/EventDispatcher.js"></script>
   <script src="core/Object3D.js"></script>
 
   <script src="math/Constants.js"></script>