/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.tika.parser.mp3;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import junit.framework.TestCase;
import org.apache.tika.metadata.Metadata;
import org.apache.tika.parser.AutoDetectParser;
import org.apache.tika.parser.Parser;
import org.apache.tika.sax.BodyContentHandler;
import org.xml.sax.ContentHandler;
/**
* Test case for parsing mp3 files.
*/
public class Mp3ParserTest extends TestCase {
/**
* Test that with only ID3v1 tags, we get some information out
*/
public void testMp3ParsingID3v1() throws Exception {
Parser parser = new AutoDetectParser(); // Should auto-detect!
ContentHandler handler = new BodyContentHandler();
Metadata metadata = new Metadata();
InputStream stream = Mp3ParserTest.class.getResourceAsStream(
"/test-documents/testMP3id3v1.mp3");
try {
parser.parse(stream, handler, metadata);
} finally {
stream.close();
}
assertEquals("audio/mpeg", metadata.get(Metadata.CONTENT_TYPE));
assertEquals("Test Title", metadata.get(Metadata.TITLE));
assertEquals("Test Artist", metadata.get(Metadata.AUTHOR));
String content = handler.toString();
assertTrue(content.contains("Test Title"));
assertTrue(content.contains("Test Artist"));
assertTrue(content.contains("Test Album"));
assertTrue(content.contains("2008"));
assertTrue(content.contains("Test Comment"));
assertTrue(content.contains("Rock"));
assertEquals("MPEG 3 Layer III Version 1", metadata.get("version"));
assertEquals("44100", metadata.get("samplerate"));
assertEquals("2", metadata.get("channels"));
}
/**
* Test that with only ID3v2 tags, we get the full
* set of information out.
*/
public void testMp3ParsingID3v2() throws Exception {
Parser parser = new AutoDetectParser(); // Should auto-detect!
ContentHandler handler = new BodyContentHandler();
Metadata metadata = new Metadata();
InputStream stream = Mp3ParserTest.class.getResourceAsStream(
"/test-documents/testMP3id3v2.mp3");
try {
parser.parse(stream, handler, metadata);
} finally {
stream.close();
}
assertEquals("audio/mpeg", metadata.get(Metadata.CONTENT_TYPE));
assertEquals("Test Title", metadata.get(Metadata.TITLE));
assertEquals("Test Artist", metadata.get(Metadata.AUTHOR));
String content = handler.toString();
assertTrue(content.contains("Test Title"));
assertTrue(content.contains("Test Artist"));
assertTrue(content.contains("Test Album"));
assertTrue(content.contains("2008"));
assertTrue(content.contains("Test Comment"));
assertTrue(content.contains("Rock"));
assertEquals("MPEG 3 Layer III Version 1", metadata.get("version"));
assertEquals("44100", metadata.get("samplerate"));
assertEquals("2", metadata.get("channels"));
}
/**
* Test that with both id3v2 and id3v1, we prefer the
* details from id3v2
*/
public void testMp3ParsingID3v1v2() throws Exception {
Parser parser = new AutoDetectParser(); // Should auto-detect!
ContentHandler handler = new BodyContentHandler();
Metadata metadata = new Metadata();
InputStream stream = Mp3ParserTest.class.getResourceAsStream(
"/test-documents/testMP3id3v1_v2.mp3");
try {
parser.parse(stream, handler, metadata);
} finally {
stream.close();
}
assertEquals("audio/mpeg", metadata.get(Metadata.CONTENT_TYPE));
assertEquals("Test Title", metadata.get(Metadata.TITLE));
assertEquals("Test Artist", metadata.get(Metadata.AUTHOR));
String content = handler.toString();
assertTrue(content.contains("Test Title"));
assertTrue(content.contains("Test Artist"));
assertTrue(content.contains("Test Album"));
assertTrue(content.contains("2008"));
assertTrue(content.contains("Test Comment"));
assertTrue(content.contains("Rock"));
assertEquals("MPEG 3 Layer III Version 1", metadata.get("version"));
assertEquals("44100", metadata.get("samplerate"));
assertEquals("2", metadata.get("channels"));
}
public void testID3v2Frame() throws Exception {
byte[] empty = new byte[] {
0x49, 0x44, 0x33, 3, 1, 0,
0, 0, 0, 0
};
assertEquals(11, ID3v2Frame.getInt(new byte[] {0,0,0,0x0b}));
assertEquals(257, ID3v2Frame.getInt(new byte[] {0,0,1,1}));
ID3v2Frame f = (ID3v2Frame)
ID3v2Frame.createFrameIfPresent(new ByteArrayInputStream(empty));
assertEquals(3, f.getMajorVersion());
assertEquals(1, f.getMinorVersion());
assertEquals(0, f.getFlags());
assertEquals(0, f.getLength());
assertEquals(0, f.getData().length);
}
}