Added a test showing the basic app state life cycle

and verifying that all steps get called when they
are supposed to.


git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@9212 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

engine/src/test/jme3test/app/TestAppStateLifeCycle.java

@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) 2009-2012 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+package jme3test.app;
+
+import com.jme3.app.Application;
+import com.jme3.app.SimpleApplication;
+import com.jme3.app.state.AbstractAppState;
+import com.jme3.app.state.AppStateManager;
+import com.jme3.material.Material;
+import com.jme3.math.Vector3f;
+import com.jme3.renderer.RenderManager;
+import com.jme3.scene.Geometry;
+import com.jme3.scene.shape.Box;
+
+
+/**
+ *  Tests the app state lifecycles.
+ *
+ *  @author    Paul Speed
+ */
+public class TestAppStateLifeCycle extends SimpleApplication {
+
+    public static void main(String[] args){
+        TestAppStateLifeCycle app = new TestAppStateLifeCycle();
+        app.start();
+    }
+
+    @Override
+    public void simpleInitApp() {
+        Box b = new Box(Vector3f.ZERO, 1, 1, 1);
+        Geometry geom = new Geometry("Box", b);
+        Material mat = new Material(assetManager, "Common/MatDefs/Misc/Unshaded.j3md");
+        mat.setTexture("ColorMap", assetManager.loadTexture("Interface/Logo/Monkey.jpg"));
+        geom.setMaterial(mat);
+        rootNode.attachChild(geom);
+
+        System.out.println("Attaching test state.");
+        stateManager.attach(new TestState());        
+    }
+
+    @Override
+    public void simpleUpdate(float tpf) {
+    
+        if(stateManager.getState(TestState.class) != null) {
+            System.out.println("Detaching test state."); 
+            stateManager.detach(stateManager.getState(TestState.class));
+            System.out.println("Done"); 
+        }        
+    }
+    
+    public class TestState extends AbstractAppState {
+ 
+        @Override
+        public void initialize(AppStateManager stateManager, Application app) {
+            super.initialize(stateManager, app);
+            System.out.println("Initialized");
+        }
+ 
+        @Override
+        public void stateAttached(AppStateManager stateManager) {
+            super.stateAttached(stateManager);
+            System.out.println("Attached");
+        }
+ 
+        @Override
+        public void update(float tpf) {
+            super.update(tpf);
+            System.out.println("update");
+        }
+
+        @Override
+        public void render(RenderManager rm) {
+            super.render(rm);
+            System.out.println("render");
+        }
+
+        @Override
+        public void postRender() {
+            super.postRender();
+            System.out.println("postRender");
+        }
+
+        @Override
+        public void stateDetached(AppStateManager stateManager) {
+            super.stateDetached(stateManager);
+            System.out.println("Detached");
+        }
+ 
+        @Override
+        public void cleanup() {
+            super.cleanup();
+            System.out.println("Cleanup"); 
+        }
+
+    }    
+}