org.eclipse.mylyn.sandbox.tests.ActiveHierarchyTest.java Source code

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Here is the source code for org.eclipse.mylyn.sandbox.tests.ActiveHierarchyTest.java

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/*******************************************************************************
 * Copyright (c) 2004, 2009 Tasktop Technologies and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Tasktop Technologies - initial API and implementation
 *******************************************************************************/

package org.eclipse.mylyn.sandbox.tests;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.jdt.core.IJavaElement;
import org.eclipse.jdt.core.IType;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jdt.internal.ui.JavaPlugin;
import org.eclipse.jface.viewers.StructuredSelection;
import org.eclipse.mylyn.commons.sdk.util.UiTestUtil;
import org.eclipse.mylyn.context.core.ContextCore;
import org.eclipse.mylyn.context.sdk.java.AbstractJavaContextTest;
import org.eclipse.mylyn.internal.sandbox.ui.views.ContextHierarchyView;
import org.eclipse.swt.widgets.Tree;
import org.eclipse.swt.widgets.TreeItem;
import org.eclipse.ui.PartInitException;

/**
 * @author Mik Kersten
 */
public class ActiveHierarchyTest extends AbstractJavaContextTest {

    private final ContextHierarchyView view;

    private final Tree tree;

    public ActiveHierarchyTest() throws PartInitException {
        view = (ContextHierarchyView) JavaPlugin.getActivePage().showView(ContextHierarchyView.ID);
        tree = view.getViewer().getTree();
    }

    /**
     * bug#107384
     */
    public void testElementDuplication() throws JavaModelException {
        assertEquals(0, tree.getItemCount());
        assertEquals(0, ContextCore.getContextManager().getActiveLandmarks().size());

        IType superType = project.createType(p1, "Super.java", "public class Super { }");
        makeLandmark(superType);
        List<TreeItem> collectedItems = new ArrayList<TreeItem>();
        UiTestUtil.collectTreeItemsInView(tree.getItems(), collectedItems);
        assertEquals(2, collectedItems.size());

        IType sub1 = project.createType(p1, "Sub1.java", "public class Sub1 extends Super { }");
        makeLandmark(sub1);
        collectedItems = new ArrayList<TreeItem>();
        UiTestUtil.collectTreeItemsInView(tree.getItems(), collectedItems);
        assertEquals(3, collectedItems.size());

        IType sub2 = project.createType(p1, "Sub2.java", "public class Sub2 extends Super { }");
        makeLandmark(sub2);
        collectedItems = new ArrayList<TreeItem>();
        UiTestUtil.collectTreeItemsInView(tree.getItems(), collectedItems);
        assertEquals(4, collectedItems.size());

        IType subsub = project.createType(p1, "SubSub.java", "public class SubSub extends Sub1 { }");
        makeLandmark(subsub);
        collectedItems = new ArrayList<TreeItem>();
        UiTestUtil.collectTreeItemsInView(tree.getItems(), collectedItems);
        assertEquals(5, collectedItems.size());
    }

    private void makeLandmark(IJavaElement element) {
        StructuredSelection s1 = new StructuredSelection(element);
        monitor.selectionChanged(view, s1);
        manager.processInteractionEvent(
                mockInterestContribution(element.getHandleIdentifier(), scaling.getLandmark()));
        view.refreshHierarchy(false);
    }

}