1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with this 4 * work for additional information regarding copyright ownership. The ASF 5 * licenses this file to you under the Apache License, Version 2.0 (the 6 * "License"); you may not use this file except in compliance with the License. 7 * You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT 13 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the 14 * License for the specific language governing permissions and limitations 15 * under the License. 16 */ 17 package org.apache.hadoop.hbase.io.encoding; 18 19 import static org.junit.Assert.assertEquals; 20 21 import org.apache.hadoop.hbase.testclassification.MediumTests; 22 import org.junit.Test; 23 import org.junit.experimental.categories.Category; 24 25 @Category(MediumTests.class) 26 public class TestBufferedDataBlockEncoder { 27 28 @Test 29 public void testEnsureSpaceForKey() { 30 BufferedDataBlockEncoder.SeekerState state = 31 new BufferedDataBlockEncoder.SeekerState(); 32 for (int i = 1; i <= 65536; ++i) { 33 state.keyLength = i; 34 state.ensureSpaceForKey(); 35 state.keyBuffer[state.keyLength - 1] = (byte) ((i - 1) % 0xff); 36 for (int j = 0; j < i - 1; ++j) { 37 // Check that earlier bytes were preserved as the buffer grew. 38 assertEquals((byte) (j % 0xff), state.keyBuffer[j]); 39 } 40 } 41 } 42 43 }