/*
* 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.hadoop.hbase.io.encoding;
import static org.junit.Assert.assertEquals;
import org.apache.hadoop.hbase.SmallTests;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category(SmallTests.class)
public class TestBufferedDataBlockEncoder {
@Test
public void testEnsureSpaceForKey() {
BufferedDataBlockEncoder.SeekerState state =
new BufferedDataBlockEncoder.SeekerState();
for (int i = 1; i <= 65536; ++i) {
state.keyLength = i;
state.ensureSpaceForKey();
state.keyBuffer[state.keyLength - 1] = (byte) ((i - 1) % 0xff);
for (int j = 0; j < i - 1; ++j) {
// Check that earlier bytes were preserved as the buffer grew.
assertEquals((byte) (j % 0xff), state.keyBuffer[j]);
}
}
}
}