ZipFileUtilTest.java

/**
 * Copyright 2008 The University of North Carolina at Chapel Hill
 *
 * 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.
 */
package edu.unc.lib.dl.util;

import static org.junit.Assert.*;

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

import org.junit.Test;
import org.springframework.core.io.ClassPathResource;

public class ZipFileUtilTest {
	
	/*
	 * Test that entries with relative paths pointing outside the directory to
	 * which we're unzipping will cause an IOException.
	 */
	@Test
	public void testUnzipRelativePathsOutsideDir() throws IOException {
		
		File zipFile;
		
		ClassPathResource resource = new ClassPathResource("/samples/bad-zip-with-relative-path.zip");
		
		zipFile = resource.getFile();
		
		File tempDir = File.createTempFile("test", null);
		tempDir.delete();
		tempDir.mkdir();
		tempDir.deleteOnExit();
		
		try {
			ZipFileUtil.unzipToDir(zipFile, tempDir);
			fail("Expected IOException to be thrown");
		} catch (IOException e) {
		}
		
	}
	
	/*
	 * Test that entries not pointing outside the directory to which we're unzipping
	 * will NOT cause an IOException.
	 */
	@Test
	public void testUnzipInsideDir() throws IOException {
		
		File zipFile;
		
		ClassPathResource resource = new ClassPathResource("/samples/test-mets-zip.zip");
		
		zipFile = resource.getFile();
		
		File tempDir = File.createTempFile("test", null);
		tempDir.delete();
		tempDir.mkdir();
		tempDir.deleteOnExit();
		
		try {
			ZipFileUtil.unzipToDir(zipFile, tempDir);
		} catch (IOException e) {
			fail("Expected IOException to not be thrown");
		}
		
	}

}