package org.eclipse.ui.tests.navigator;

import java.lang.reflect.Method;
import org.eclipse.core.resources.*;
import org.eclipse.jface.viewers.*;
import org.eclipse.ui.*;
import org.eclipse.jdt.junit.util.*;
import org.eclipse.ui.part.ISetSelectionTarget;
import org.eclipse.ui.views.navigator.ResourceNavigator;

public class ResourceNavigatorTest extends UITestCase {
	private IWorkbenchPage activePage;
	private IWorkbenchWindow workbenchWindow;
	private IViewPart view;
	private IProject p1;
	private IProject p2;
	private IFile f1;
	private IFile f2;

	/**
	 * Constructor for ResourceNavigatorTest.
	 * @param testName
	 */
	public ResourceNavigatorTest(String testName) {
		super(testName);
	}

	private TreeViewer getViewer(ResourceNavigator view) throws Throwable {
		Class clazz = view.getClass();
		Method method = clazz.getDeclaredMethod("getResourceViewer", new Class [0]);
		method.setAccessible(true);
		return (TreeViewer) method.invoke(view, new Object[0]);
	}
	
	public void setUp() {
		workbenchWindow = openTestWindow();
		activePage = workbenchWindow.getActivePage();
	}

	private void setupView() throws Throwable {
		view = activePage.showView("org.eclipse.ui.views.ResourceNavigator");
	}
	
	private void setupResources() throws Throwable {
		if (p1 == null) {
			p1 = FileUtil.createProject("TP1");
			f1 = null;
		}
		if (p2 == null) {
			p2 = FileUtil.createProject("TP2");
			f2 = null;
		}
		if (f1 == null)
			f1 = FileUtil.createFile("f1.txt", p1);
		if (f2 == null)
			f2 = FileUtil.createFile("f2.txt", p2);
	}

	public void testGlobalBookmarkAction() throws Throwable {
		setupView();
		setupResources();

		// Select a file
		IStructuredSelection sel = new StructuredSelection(f1);
		((ResourceNavigator) view).selectReveal(sel);
		
		// Remember the previous marker count on the file
		int oldCount = (f1.findMarkers(IMarker.BOOKMARK, true, IResource.DEPTH_INFINITE)).length;
		
		// Now try the bookmark action
		ActionUtil.runActionUsingPath(this, workbenchWindow, IWorkbenchActionConstants.M_EDIT + '/' + IWorkbenchActionConstants.BOOKMARK);
		
		// Make sure the resource was bookmarked
		int newCount = (f1.findMarkers(IMarker.BOOKMARK, true, IResource.DEPTH_INFINITE)).length;
		assertTrue("Selected file was not bookmarked via Edit->Bookmark action.", oldCount + 1 == newCount);
	}

/*	
 * This test should be moved to an interactive test suite as this
 * test causes a dialog to popup when the resource is deleted by
 * the delete action
 * 
	public void testGlobalDeleteAction() throws Throwable {
		setupView();
		setupResources();

		// Select a file
		IStructuredSelection sel = new StructuredSelection(f1);
		((ResourceNavigator) view).selectReveal(sel);
		
		// Now try the delete action
		ActionUtil.runActionUsingPath(this, workbenchWindow, IWorkbenchActionConstants.M_EDIT + '/' + IWorkbenchActionConstants.DELETE);
		
		// Make sure the resource was deleted
		assertTrue("Selected file was not deleted via Edit->Delete action.", p1.findMember(f1.getName()) == null);
		f1 = null;
	}
*/
	
	public void testSelectReveal() throws Throwable {
		setupView();
		setupResources();
			
		ISetSelectionTarget part = (ISetSelectionTarget) view;
		TreeViewer tree = getViewer((ResourceNavigator)view);

		// Set the selection in the navigator
		IStructuredSelection sel1 = new StructuredSelection(f1);
		part.selectReveal(sel1);
		// Get the selection the tree has
		IStructuredSelection treeSel1 = (IStructuredSelection) tree.getSelection();
		assertTrue("First selection wrong size, should be only one.", treeSel1.size() == 1);
		IResource resource1 = (IResource) treeSel1.getFirstElement();
		assertTrue("First selection contains wrong file resource.", resource1.equals(f1));
		
		// Set the selection in the navigator
		IStructuredSelection sel2 = new StructuredSelection(p2);
		part.selectReveal(sel2);
		// Get the selection the tree has
		IStructuredSelection treeSel2 = (IStructuredSelection) tree.getSelection();
		assertTrue("Second selection wrong size, should be only one.", treeSel2.size() == 1);
		IResource resource2 = (IResource) treeSel2.getFirstElement();
		assertTrue("Second selection contains wrong project resource.", resource2.equals(p2));
	}
}