org.jboss.tools.tests.PreferencePageTest.java Source code

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Here is the source code for org.jboss.tools.tests.PreferencePageTest.java

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/******************************************************************************* 
 * Copyright (c) 2007-2012 Red Hat, Inc. 
 * Distributed under license by Red Hat, Inc. All rights reserved. 
 * This program is 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: 
 *     Red Hat, Inc. - initial API and implementation 
 ******************************************************************************/
package org.jboss.tools.tests;

import static org.junit.Assert.assertTrue;
import org.eclipse.jface.preference.PreferenceDialog;
import org.eclipse.jface.preference.PreferencePage;
import org.jboss.tools.test.util.WorkbenchUtils;

/**
 * @author eskimo
 *
 */
public class PreferencePageTest {

    private String prefPageId;
    Class<? extends PreferencePage> instanceOf;

    public PreferencePageTest() {
    }

    public PreferencePageTest(String prefPageId, Class<? extends PreferencePage> instanceOf) {
        this.prefPageId = prefPageId;
        this.instanceOf = instanceOf;
    }

    /**
     * This method performs simple test for provided preference page. It 
     * opens preference dialog with page loaded by a provided prefPageId
     * and verifies that it is an instance of provided class
     */
    public void doDefaultTest(String id, Class instanceOf) {
        PreferenceDialog prefDialog = WorkbenchUtils.createPreferenceDialog(id);

        try {
            prefDialog.setBlockOnOpen(false);
            prefDialog.open();

            Object selectedPage = prefDialog.getSelectedPage();
            assertTrue("Selected page is not an instance of PreferencePage", instanceOf.isInstance(selectedPage)); //$NON-NLS-1$
        } finally {
            prefDialog.close();
        }
    }

    public void doDefaultTest() {
        doDefaultTest(prefPageId, instanceOf);
    }
}