001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.io.encoding;
019
020import static org.junit.jupiter.api.Assertions.assertSame;
021import static org.junit.jupiter.api.Assertions.assertThrows;
022import static org.mockito.ArgumentMatchers.any;
023import static org.mockito.Mockito.mockStatic;
024
025import org.apache.hadoop.hbase.io.compress.Compression.Algorithm;
026import org.apache.hadoop.hbase.testclassification.MiscTests;
027import org.apache.hadoop.hbase.testclassification.SmallTests;
028import org.apache.hadoop.util.ReflectionUtils;
029import org.junit.jupiter.api.Tag;
030import org.junit.jupiter.api.Test;
031import org.mockito.MockedStatic;
032
033/**
034 * Test for HBASE-23342
035 */
036@Tag(MiscTests.TAG)
037@Tag(SmallTests.TAG)
038public class TestEncodedDataBlock {
039
040  private static final byte[] INPUT_BYTES = new byte[] { 0, 1, 0, 0, 1, 2, 3, 0, 0, 1, 0, 0, 1, 2,
041    3, 0, 0, 1, 0, 0, 1, 2, 3, 0, 0, 1, 0, 0, 1, 2, 3, 0 };
042
043  @SuppressWarnings("unchecked")
044  @Test
045  public void testGetCompressedSize() throws Exception {
046    RuntimeException inject = new RuntimeException("inject error");
047    try (MockedStatic<ReflectionUtils> mockedReflectionUtils = mockStatic(ReflectionUtils.class)) {
048      mockedReflectionUtils.when(() -> ReflectionUtils.newInstance(any(Class.class), any()))
049        .thenThrow(inject);
050      RuntimeException error = assertThrows(RuntimeException.class,
051        () -> EncodedDataBlock.getCompressedSize(Algorithm.GZ, null, INPUT_BYTES, 0, 0));
052      // make sure we get the injected error instead of NPE
053      assertSame(inject, error);
054    }
055  }
056}