ch.vorburger.exec.ClasspathUnpackerTest.java Source code

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Here is the source code for ch.vorburger.exec.ClasspathUnpackerTest.java

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/*
 * #%L
 * MariaDB4j
 * %%
 * Copyright (C) 2012 - 2014 Michael Vorburger
 * %%
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 * #L%
 */
package ch.vorburger.exec;

import java.io.File;
import java.io.IOException;

import org.apache.commons.io.FileUtils;
import org.junit.Assert;
import org.junit.Ignore;
import org.junit.Test;

import ch.vorburger.mariadb4j.Util;

/**
 * Test for ClasspathUnpacker.
 * 
 * @author Michael Vorburger
 */
public class ClasspathUnpackerTest {

    @Test
    public void testClasspathUnpackerFromUniqueClasspath() throws IOException {
        File toDir = new File("target/testUnpack1");
        FileUtils.deleteDirectory(toDir);
        Util.extractFromClasspathToFile("org/apache/commons/exec", toDir);
        Assert.assertTrue(new File(toDir, "CommandLine.class").exists());
    }

    @Test(expected = IOException.class)
    @Ignore
    // Not yet implemented... not really important
    public void testClasspathUnpackerFromDuplicateClasspath() throws IOException {
        File toDir = new File("target/testUnpack3");
        FileUtils.deleteDirectory(toDir);
        Util.extractFromClasspathToFile("META-INF/maven", toDir);
    }

    @Test
    public void testClasspathUnpackerFromFilesystem() throws IOException {
        File toDir = new File("target/testUnpack3");
        FileUtils.deleteDirectory(toDir);
        int c1 = Util.extractFromClasspathToFile("test", toDir);
        Assert.assertEquals(3, c1);
        Assert.assertTrue(new File(toDir, "a.txt").exists());
        Assert.assertTrue(new File(toDir, "b.txt").exists());
        Assert.assertTrue(new File(toDir, "subdir/c.txt").exists());

        // Now try again - it shouldn't copy anything anymore (optimization)
        int c2 = Util.extractFromClasspathToFile("test", toDir);
        Assert.assertEquals(0, c2);
    }

    @Test(expected = IOException.class)
    public void testClasspathUnpackerPathDoesNotExist() throws IOException {
        File toDir = new File("target/testUnpack4");
        FileUtils.deleteDirectory(toDir);
        Util.extractFromClasspathToFile("does/not/exist", toDir);
    }

    @Test(expected = IOException.class)
    public void testClasspathUnpackerPackageExistsButIsEmpty() throws IOException {
        File toDir = new File("target/testUnpack4");
        FileUtils.deleteDirectory(toDir);
        Util.extractFromClasspathToFile("test/empty", toDir);
    }

}