/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

package com.nokia.sdt.emf.dm.tests;

import com.nokia.sdt.component.IComponent;

import com.nokia.sdt.component.IComponentSet;

import com.nokia.sdt.datamodel.IDesignerDataModel;

import com.nokia.sdt.datamodel.adapter.IComponentInstance;

import com.nokia.sdt.symbian.dm.DesignerDataModel;

import com.nokia.sdt.testsupport.TestDataModelHelpers;

import com.nokia.cpp.internal.api.utils.core.ProjectUtils;

import org.eclipse.core.resources.IProject;

import org.eclipse.emf.common.command.Command;

import org.eclipse.emf.ecore.EObject;

import org.eclipse.emf.ecore.util.EcoreUtil;

import org.eclipse.emf.edit.command.CommandParameter;

import org.eclipse.emf.edit.command.CopyToClipboardCommand;

import java.io.File;

import java.util.*;

import junit.framework.TestCase;

public class ClipboardTests extends TestCase {

	DesignerDataModel model;

	EObject child;

	static final String PROJECT_NAME = "ClipboardTest";

	static final String FILE_NAME = "model.nxd";

	static final String ROOT_COMPONENT_NAME = "com.nokia.examples.baseComponent";

	static final String CHILD_COMPONENT_NAME = "com.nokia.examples.example1";

	protected void setUp() throws Exception {

		super.setUp();

		IProject project = ProjectUtils.createAndOpenProject(PROJECT_NAME);

		File projectDir = new File(project.getLocation().toOSString());

		File dmFile = new File(projectDir, FILE_NAME);

		model = (DesignerDataModel) TestDataModelHelpers.createTestModel(dmFile, null);

		TestDataModelHelpers.initDefaultComponentSet(model);

		// establish a root container with a single child

		IComponentSet cs = model.getComponentSet();

		IComponent rootComponent = cs.lookupComponent(ROOT_COMPONENT_NAME);

		model.createRootContainerInstance(rootComponent);

		EObject rootContainer = model.getRootContainers()[0];

		TestDataModelHelpers.assignUniqueName(model, rootContainer);

		Command cmd = makeAppendChildCommand(rootContainer, CHILD_COMPONENT_NAME);

		cmd.execute();

		child = (EObject) getSingleAffectedObject(cmd);

	}

	protected void tearDown() throws Exception {

		super.tearDown();

		model.dispose();

		ProjectUtils.closeAndDeleteProject(PROJECT_NAME);

	}

	IComponentInstance getCI(EObject object) {

		IComponentInstance result = (IComponentInstance) EcoreUtil.getRegisteredAdapter(

				object, IComponentInstance.class);

		return result;

	}

	Command makeAppendChildCommand(EObject parent, String componentName) {

		IComponentSet cs = model.getComponentSet();

		IComponent component = cs.lookupComponent(componentName);

		EObject child = model.createNewComponentInstance(component);

		Command cmd = model.createAddNewComponentInstanceCommand(parent, child, IDesignerDataModel.AT_END);

		assertNotNull(cmd);

		assertTrue(cmd.canExecute());

		return cmd;	

	}

	Object getSingleAffectedObject(Command cmd) {

		Object result = null;

		Collection cmdResult = cmd.getResult();

		assertNotNull(cmdResult);

		assertTrue(cmdResult.size() == 1);

		result = cmdResult.toArray()[0];

		return result;

	}

	public void testClipboardAdapters() {

		// copy child to clipboard

		ArrayList list = new ArrayList();

		list.add(child);

		Command cmd = model.getEditingDomain().createCommand(CopyToClipboardCommand.class, 

				new CommandParameter(null, null, list));

		assertTrue(cmd.canExecute());

		cmd.execute();

		Collection clipboard = model.getEditingDomain().getClipboard();

		assertNotNull(clipboard);

		assertTrue(clipboard.size() == 1);

		EObject obj = null;

		for (Iterator iter = clipboard.iterator(); iter.hasNext();) {

			obj = (EObject) iter.next();

		}

		assertNotNull(obj);

		IComponentInstance ci = getCI(obj);

		assertNotNull(ci);

		String componentID = ci.getComponentId();

		assertEquals(CHILD_COMPONENT_NAME, componentID);

	}

}