| /* |
| * 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.regionserver; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.when; |
| |
| import java.io.IOException; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.client.TableDescriptor; |
| import org.apache.hadoop.hbase.testclassification.RegionServerTests; |
| 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; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| @Category({ RegionServerTests.class, SmallTests.class }) |
| public class TestRegionSplitRestriction { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestRegionSplitRestriction.class); |
| |
| Configuration conf; |
| @Mock TableDescriptor tableDescriptor; |
| |
| @Before |
| public void setup() { |
| MockitoAnnotations.initMocks(this); |
| |
| conf = new Configuration(); |
| } |
| |
| @Test |
| public void testWhenTableDescriptorReturnsNoneType() throws IOException { |
| when(tableDescriptor.getValue(RegionSplitRestriction.RESTRICTION_TYPE_KEY)) |
| .thenReturn(RegionSplitRestriction.RESTRICTION_TYPE_NONE); |
| |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof NoRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testWhenTableDescriptorReturnsKeyPrefixType() throws IOException { |
| when(tableDescriptor.getValue(RegionSplitRestriction.RESTRICTION_TYPE_KEY)) |
| .thenReturn(RegionSplitRestriction.RESTRICTION_TYPE_KEY_PREFIX); |
| |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof KeyPrefixRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testWhenTableDescriptorReturnsDelimitedKeyPrefixType() throws IOException { |
| when(tableDescriptor.getValue(RegionSplitRestriction.RESTRICTION_TYPE_KEY)) |
| .thenReturn(RegionSplitRestriction.RESTRICTION_TYPE_DELIMITED_KEY_PREFIX); |
| |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof DelimitedKeyPrefixRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testWhenConfigurationReturnsNoneType() throws IOException { |
| conf.set(RegionSplitRestriction.RESTRICTION_TYPE_KEY, |
| RegionSplitRestriction.RESTRICTION_TYPE_NONE); |
| |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof NoRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testWhenConfigurationReturnsKeyPrefixType() throws IOException { |
| conf.set(RegionSplitRestriction.RESTRICTION_TYPE_KEY, |
| RegionSplitRestriction.RESTRICTION_TYPE_KEY_PREFIX); |
| |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof KeyPrefixRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testWhenConfigurationReturnsDelimitedKeyPrefixType() throws IOException { |
| conf.set(RegionSplitRestriction.RESTRICTION_TYPE_KEY, |
| RegionSplitRestriction.RESTRICTION_TYPE_DELIMITED_KEY_PREFIX); |
| |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof DelimitedKeyPrefixRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testWhenTableDescriptorAndConfigurationReturnNull() throws IOException { |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof NoRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testWhenTableDescriptorReturnsInvalidType() throws IOException { |
| when(tableDescriptor.getValue(RegionSplitRestriction.RESTRICTION_TYPE_KEY)) |
| .thenReturn("Invalid"); |
| |
| RegionSplitRestriction splitRestriction = |
| RegionSplitRestriction.create(tableDescriptor, conf); |
| assertTrue(splitRestriction instanceof NoRegionSplitRestriction); |
| } |
| |
| @Test |
| public void testNoneRegionSplitRestriction() throws IOException { |
| when(tableDescriptor.getValue(RegionSplitRestriction.RESTRICTION_TYPE_KEY)) |
| .thenReturn(RegionSplitRestriction.RESTRICTION_TYPE_NONE); |
| |
| NoRegionSplitRestriction noRegionSplitRestriction = |
| (NoRegionSplitRestriction) RegionSplitRestriction.create(tableDescriptor, conf); |
| |
| byte[] restrictedSplit = |
| noRegionSplitRestriction.getRestrictedSplitPoint(Bytes.toBytes("abcd")); |
| assertEquals("abcd", Bytes.toString(restrictedSplit)); |
| } |
| |
| @Test |
| public void testKeyPrefixRegionSplitRestriction() throws IOException { |
| when(tableDescriptor.getValue(RegionSplitRestriction.RESTRICTION_TYPE_KEY)) |
| .thenReturn(RegionSplitRestriction.RESTRICTION_TYPE_KEY_PREFIX); |
| when(tableDescriptor.getValue(KeyPrefixRegionSplitRestriction.PREFIX_LENGTH_KEY)) |
| .thenReturn("2"); |
| |
| KeyPrefixRegionSplitRestriction keyPrefixRegionSplitRestriction = |
| (KeyPrefixRegionSplitRestriction) RegionSplitRestriction.create( |
| tableDescriptor, conf); |
| |
| byte[] restrictedSplit = |
| keyPrefixRegionSplitRestriction.getRestrictedSplitPoint(Bytes.toBytes("abcd")); |
| assertEquals("ab", Bytes.toString(restrictedSplit)); |
| |
| restrictedSplit = |
| keyPrefixRegionSplitRestriction.getRestrictedSplitPoint(Bytes.toBytes("a")); |
| assertEquals("a", Bytes.toString(restrictedSplit)); |
| } |
| |
| @Test |
| public void testDelimitedKeyPrefixRegionSplitRestriction() throws IOException { |
| when(tableDescriptor.getValue(RegionSplitRestriction.RESTRICTION_TYPE_KEY)) |
| .thenReturn(RegionSplitRestriction.RESTRICTION_TYPE_DELIMITED_KEY_PREFIX); |
| when(tableDescriptor.getValue(DelimitedKeyPrefixRegionSplitRestriction.DELIMITER_KEY)) |
| .thenReturn(","); |
| |
| DelimitedKeyPrefixRegionSplitRestriction delimitedKeyPrefixRegionSplitRestriction = |
| (DelimitedKeyPrefixRegionSplitRestriction) RegionSplitRestriction.create( |
| tableDescriptor, conf); |
| |
| byte[] restrictedSplit = delimitedKeyPrefixRegionSplitRestriction |
| .getRestrictedSplitPoint(Bytes.toBytes("ab,cd")); |
| assertEquals("ab", Bytes.toString(restrictedSplit)); |
| |
| restrictedSplit = delimitedKeyPrefixRegionSplitRestriction |
| .getRestrictedSplitPoint(Bytes.toBytes("ijk")); |
| assertEquals("ijk", Bytes.toString(restrictedSplit)); |
| } |
| } |