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package org.openslx.util;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.nio.charset.StandardCharsets;
import org.junit.jupiter.api.DisplayName;
import org.junit.jupiter.api.Test;
import org.openslx.util.TarArchiveUtil.TarArchiveReader;
import org.openslx.util.TarArchiveUtil.TarArchiveWriter;
public class TarArchiveUtilTest {
@Test
@DisplayName( "Test creating tgz file" )
public void testCreateTarGz() throws IOException
{
// dummy content
final String DUMMY_FILENAME = "test";
final String DUMMY_FILE_DATA = "Hello World";
// create targz file with dummy content
ByteArrayOutputStream out = new ByteArrayOutputStream();
TarArchiveWriter tarArchiveWriter = new TarArchiveWriter(out);
tarArchiveWriter.writeFile(DUMMY_FILENAME, DUMMY_FILE_DATA);
tarArchiveWriter.close();
// read created targz file,
ByteArrayInputStream in = new ByteArrayInputStream(out.toByteArray());
TarArchiveReader tarArchiveReader = new TarArchiveReader(in, true, true);
assertTrue(tarArchiveReader.hasNextEntry(), "Tar Archive should contain a file");
assertEquals(DUMMY_FILENAME, tarArchiveReader.getEntryName());
String test_string = new String(tarArchiveReader.readCurrentEntry(), StandardCharsets.UTF_8);
assertEquals(DUMMY_FILE_DATA, test_string);
tarArchiveReader.close();
}
}
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