/**
* 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.lucene.util;
import java.util.Arrays;
import org.apache.lucene.store.DataInput;
import org.apache.lucene.store.DataOutput;
public class TestPagedBytes extends LuceneTestCase {
public void testDataInputOutput() throws Exception {
for(int iter=0;iter<5*RANDOM_MULTIPLIER;iter++) {
final PagedBytes p = new PagedBytes(_TestUtil.nextInt(random, 1, 20));
final DataOutput out = p.getDataOutput();
final int numBytes = random.nextInt(10000000);
final byte[] answer = new byte[numBytes];
random.nextBytes(answer);
int written = 0;
while(written < numBytes) {
if (random.nextInt(10) == 7) {
out.writeByte(answer[written++]);
} else {
int chunk = Math.min(random.nextInt(1000), numBytes - written);
out.writeBytes(answer, written, chunk);
written += chunk;
}
}
p.freeze(random.nextBoolean());
final DataInput in = p.getDataInput();
final byte[] verify = new byte[numBytes];
int read = 0;
while(read < numBytes) {
if (random.nextInt(10) == 7) {
verify[read++] = in.readByte();
} else {
int chunk = Math.min(random.nextInt(1000), numBytes - read);
in.readBytes(verify, read, chunk);
read += chunk;
}
}
assertTrue(Arrays.equals(answer, verify));
}
}
}