org.eclipse.mylyn.internal.debug.ui.BreakpointsStateUtilTest.java Source code

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Here is the source code for org.eclipse.mylyn.internal.debug.ui.BreakpointsStateUtilTest.java

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/*******************************************************************************
 * Copyright (c) 2012 Sebastian Schmidt 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:
 *     Sebastian Schmidt - initial API and implementation
 *******************************************************************************/

package org.eclipse.mylyn.internal.debug.ui;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;

import org.apache.commons.io.FileUtils;
import org.apache.commons.io.IOUtils;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IPath;
import org.eclipse.core.runtime.Platform;
import org.eclipse.debug.core.DebugPlugin;
import org.eclipse.debug.core.IBreakpointManager;
import org.eclipse.debug.core.model.IBreakpoint;
import org.eclipse.mylyn.context.sdk.java.WorkspaceSetupHelper;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;

/**
 * @author Sebastian Schmidt
 */
public class BreakpointsStateUtilTest {

    private final IPath pluginStateDir = Platform.getStateLocation(DebugUiPlugin.getDefault().getBundle());

    private final File pluginStateFile = pluginStateDir.append(BreakpointsStateUtil.STATE_FILE).toFile();

    private final IBreakpointManager breakpointManager = DebugPlugin.getDefault().getBreakpointManager();

    private final BreakpointsStateUtil objectUnderTest = new BreakpointsStateUtil(pluginStateDir);

    private IBreakpoint breakpoint;

    @Before
    public void setUp() throws Exception {
        BreakpointsTestUtil.setManageBreakpointsPreference(true);
        BreakpointsTestUtil.createProject();
        deleteAllBreakpoints();
        breakpoint = BreakpointsTestUtil.createTestBreakpoint();
    }

    @After
    public void tearDown() throws IOException, CoreException {
        deleteAllBreakpoints();
        FileUtils.deleteDirectory(pluginStateDir.toFile());
        WorkspaceSetupHelper.clearWorkspace();
    }

    @Test
    public void testSaveState() throws Exception {
        breakpointManager.addBreakpoint(breakpoint);
        assertEquals(1, breakpointManager.getBreakpoints().length);

        objectUnderTest.saveState();

        assertTrue(pluginStateFile.exists());
        FileInputStream stateFile = new FileInputStream(pluginStateFile);
        InputStream expectedResult = new FileInputStream(new File("testdata/breakpointFile.xml")); //$NON-NLS-1$
        assertTrue(IOUtils.contentEquals(expectedResult, stateFile));
    }

    @Test
    public void testSaveStateWithoutBreakpoint() throws CoreException {
        deleteAllBreakpoints();

        objectUnderTest.saveState();

        assertFalse(pluginStateFile.exists()); // nothing to save;
    }

    @Test
    public void testRestoreState() throws CoreException, IOException {
        FileUtils.copyFile(new File("testdata/breakpointFile.xml"), pluginStateFile);

        objectUnderTest.restoreState();

        assertEquals(1, breakpointManager.getBreakpoints().length);
    }

    private void deleteAllBreakpoints() throws CoreException {
        IBreakpoint[] breakpoints = breakpointManager.getBreakpoints();
        breakpointManager.removeBreakpoints(breakpoints, true);
        assertEquals(0, breakpointManager.getBreakpoints().length);
    }
}