/*
* 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.mongomk;
import static junit.framework.Assert.assertTrue;
import java.io.ByteArrayInputStream;
import java.io.InputStream;
import java.util.HashSet;
import java.util.Iterator;
import java.util.Random;
import org.apache.jackrabbit.oak.api.Blob;
import org.apache.jackrabbit.oak.spi.commit.EmptyHook;
import org.apache.jackrabbit.oak.spi.state.NodeBuilder;
import org.junit.Test;
/**
* Test the BlobReferenceIterator.
*/
public class BlobReferenceTest {
@Test
public void test() throws Exception {
MongoNodeStore s = new MongoMK.Builder().getNodeStore();
NodeBuilder a = s.getRoot().builder();
HashSet<String> set = new HashSet<String>();
for (int i = 0; i < 100; i++) {
Blob b = a.createBlob(randomStream(i, 10));
set.add(b.toString());
a.child("c" + i).setProperty("x", b);
}
s.merge(a, EmptyHook.INSTANCE, null);
Iterator<Blob> it = s.getReferencedBlobsIterator();
while (it.hasNext()) {
Blob b = it.next();
set.remove(b.toString());
}
assertTrue(set.isEmpty());
}
static InputStream randomStream(int seed, int size) {
Random r = new Random(seed);
byte[] data = new byte[size];
r.nextBytes(data);
return new ByteArrayInputStream(data);
}
}