/*
* 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.jackrabbit.oak.plugins.value;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.io.ByteArrayInputStream;
import java.io.IOException;
import java.io.InputStream;
import javax.jcr.Binary;
import javax.jcr.RepositoryException;
import org.apache.jackrabbit.oak.api.Blob;
import org.junit.Test;
public class BinaryBasedBlobTest {
@Test
public void getStream() throws RepositoryException, IOException {
byte[] bytes = "just a test".getBytes();
Binary binary = new TestBinary(bytes);
Blob blob = new BinaryBasedBlob(binary);
assertEquals(bytes.length, blob.length());
InputStream expected = binary.getStream();
InputStream actual = blob.getNewStream();
try {
for (int e = expected.read(); e != -1; e = expected.read()) {
assertEquals(e, actual.read());
}
assertEquals(-1, actual.read());
} finally {
expected.close();
actual.close();
}
}
@Test
public void getStreamWithError() throws IOException {
Blob blob = new BinaryBasedBlob(new FailingBinary());
assertEquals(-1, blob.length());
InputStream ins = blob.getNewStream();
try {
ins.read();
fail();
} catch (IOException ignored) {
} finally {
ins.close();
}
}
private static class TestBinary implements Binary {
private final byte[] data;
public TestBinary(byte[] data) {
this.data = data;
}
@Override
public InputStream getStream() throws RepositoryException {
return new ByteArrayInputStream(data);
}
@Override
public int read(byte[] b, long position) throws IOException, RepositoryException {
return getStream().read(b, (int) position, b.length);
}
@Override
public long getSize() throws RepositoryException {
return data.length;
}
@Override
public void dispose() { }
}
private static class FailingBinary implements Binary {
@Override
public InputStream getStream() throws RepositoryException {
throw new RepositoryException("no stream");
}
@Override
public int read(byte[] b, long position) throws IOException, RepositoryException {
throw new RepositoryException("no stream");
}
@Override
public long getSize() throws RepositoryException {
return -1;
}
@Override
public void dispose() { }
}
}