FileFinder2Test.java

/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (C) 2000-2002 The Apache Software Foundation.  All rights
 * reserved.
 * Copyright (C) 2008 Charlie Squires
 * Copyright (C) 2008 John Lewis
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
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 * 4. The names "Ant" and "Apache Software
 *    Foundation" must not be used to endorse or promote products derived
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 *
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 */
package net.sourceforge.cobertura.util;

import net.sourceforge.cobertura.test.util.TestUtils;
import org.apache.commons.io.IOUtils;
import org.junit.Before;
import org.junit.Test;

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

import static org.junit.Assert.*;

public class FileFinder2Test {
	@Before
	public void setUp() {
	}

	@Test
	public void testSearchJarsForSourceInJar() throws IOException {
		File tempDir = TestUtils.getTempDir();

		File zipFile = TestUtils.createSourceArchive(tempDir);

		//now test the FileFinder
		FileFinder fileFinder = new FileFinder();
		fileFinder
				.addSourceDirectory(zipFile.getParentFile().getAbsolutePath());

		Source source = fileFinder.getSource(TestUtils.SIMPLE_SOURCE_PATHNAME);
		verifySource(source);

		/*
		 * Now make sure jar files are used.   Rename the zip file to be a jar file
		 */
		File jarFile = new File(zipFile.getParentFile(), "source.jar");
		assertTrue(zipFile.renameTo(jarFile));

		fileFinder = new FileFinder();
		fileFinder
				.addSourceDirectory(zipFile.getParentFile().getAbsolutePath());

		source = fileFinder.getSource(TestUtils.SIMPLE_SOURCE_PATHNAME);
		verifySource(source);
	}

	public void verifySource(Source source) throws IOException {
		assertNotNull(source);
		assertNotNull(source.getInputStream());
		StringWriter writer = new StringWriter();
		IOUtils.copy(source.getInputStream(), writer);
		assertEquals(TestUtils.SOURCE_TEXT, writer.toString());
		source.close();
	}

	@Test
	public void testSearchJarsForSourceNotFound() {
		FileFinder fileFinder = new FileFinder();
		assertNull(fileFinder.getSource("doesnotexist"));
	}
}