| /** |
| * 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.filter; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.KeyValueUtil; |
| import org.apache.hadoop.hbase.testclassification.FilterTests; |
| import org.apache.hadoop.hbase.testclassification.SmallTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.junit.Before; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| /** |
| * Tests the inclusive stop row filter |
| */ |
| @Category({FilterTests.class, SmallTests.class}) |
| public class TestInclusiveStopFilter { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestInclusiveStopFilter.class); |
| |
| private final byte [] STOP_ROW = Bytes.toBytes("stop_row"); |
| private final byte [] GOOD_ROW = Bytes.toBytes("good_row"); |
| private final byte [] PAST_STOP_ROW = Bytes.toBytes("zzzzzz"); |
| |
| Filter mainFilter; |
| |
| @Before |
| public void setUp() throws Exception { |
| mainFilter = new InclusiveStopFilter(STOP_ROW); |
| } |
| |
| /** |
| * Tests identification of the stop row |
| * @throws Exception |
| */ |
| @Test |
| public void testStopRowIdentification() throws Exception { |
| stopRowTests(mainFilter); |
| } |
| |
| /** |
| * Tests serialization |
| * @throws Exception |
| */ |
| @Test |
| public void testSerialization() throws Exception { |
| // Decompose mainFilter to bytes. |
| byte[] buffer = mainFilter.toByteArray(); |
| |
| // Recompose mainFilter. |
| Filter newFilter = InclusiveStopFilter.parseFrom(buffer); |
| |
| // Ensure the serialization preserved the filter by running a full test. |
| stopRowTests(newFilter); |
| } |
| |
| private void stopRowTests(Filter filter) throws Exception { |
| assertFalse("Filtering on " + Bytes.toString(GOOD_ROW), |
| filter.filterRowKey(KeyValueUtil.createFirstOnRow(GOOD_ROW))); |
| assertFalse("Filtering on " + Bytes.toString(STOP_ROW), |
| filter.filterRowKey(KeyValueUtil.createFirstOnRow(STOP_ROW))); |
| assertTrue("Filtering on " + Bytes.toString(PAST_STOP_ROW), |
| filter.filterRowKey(KeyValueUtil.createFirstOnRow(PAST_STOP_ROW))); |
| |
| assertTrue("FilterAllRemaining", filter.filterAllRemaining()); |
| assertFalse("FilterNotNull", filter.filterRow()); |
| } |
| |
| } |
| |