/*
* 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.mongomk.command;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.io.ByteArrayInputStream;
import org.apache.jackrabbit.mongomk.BaseMongoTest;
import org.apache.jackrabbit.mongomk.command.GetBlobLengthCommandMongo;
import org.junit.Test;
import com.mongodb.gridfs.GridFS;
import com.mongodb.gridfs.GridFSInputFile;
public class GetBlobLengthCommandMongoTest extends BaseMongoTest {
@Test
public void testGetBlobLength() throws Exception {
int blobLength = 100;
String blobId = createAndWriteBlob(blobLength);
GetBlobLengthCommandMongo command = new GetBlobLengthCommandMongo(mongoConnection, blobId);
long length = command.execute();
assertEquals(blobLength, length);
}
@Test
public void testNonExistantBlobLength() throws Exception {
GetBlobLengthCommandMongo command = new GetBlobLengthCommandMongo(mongoConnection,
"nonExistantBlobId");
try {
command.execute();
fail("Exception expected");
} catch (Exception expected) {
}
}
private String createAndWriteBlob(int blobLength) {
byte[] blob = createBlob(blobLength);
return writeBlob(blob);
}
private byte[] createBlob(int blobLength) {
byte[] blob = new byte[blobLength];
for (int i = 0; i < blob.length; i++) {
blob[i] = (byte)i;
}
return blob;
}
private String writeBlob(byte[] blob) {
GridFS gridFS = mongoConnection.getGridFS();
GridFSInputFile gridFSInputFile = gridFS.createFile(new ByteArrayInputStream(blob), true);
gridFSInputFile.save();
return gridFSInputFile.getMD5();
}
}