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.types; 019 020import static org.junit.Assert.assertEquals; 021import static org.junit.Assert.assertFalse; 022 023import org.apache.hadoop.hbase.HBaseClassTestRule; 024import org.apache.hadoop.hbase.testclassification.MiscTests; 025import org.apache.hadoop.hbase.testclassification.SmallTests; 026import org.apache.hadoop.hbase.util.Order; 027import org.apache.hadoop.hbase.util.PositionedByteRange; 028import org.apache.hadoop.hbase.util.SimplePositionedMutableByteRange; 029import org.junit.ClassRule; 030import org.junit.Rule; 031import org.junit.Test; 032import org.junit.experimental.categories.Category; 033import org.junit.rules.ExpectedException; 034 035@Category({ MiscTests.class, SmallTests.class }) 036public class TestOrderedInt8 { 037 private static final Byte[] VALUES = new Byte[] { 1, 22 }; 038 039 @ClassRule 040 public static final HBaseClassTestRule CLASS_RULE = 041 HBaseClassTestRule.forClass(TestOrderedInt8.class); 042 043 @Rule 044 public ExpectedException exception = ExpectedException.none(); 045 046 @Test 047 public void testIsNullableIsFalse() { 048 final DataType<Byte> type = new OrderedInt8(Order.ASCENDING); 049 050 assertFalse(type.isNullable()); 051 } 052 053 @Test 054 public void testEncodedClassIsByte() { 055 final DataType<Byte> type = new OrderedInt8(Order.ASCENDING); 056 057 assertEquals(Byte.class, type.encodedClass()); 058 } 059 060 @Test 061 public void testEncodedLength() { 062 final PositionedByteRange buffer = new SimplePositionedMutableByteRange(20); 063 for (final DataType<Byte> type : new OrderedInt8[] { new OrderedInt8(Order.ASCENDING), 064 new OrderedInt8(Order.DESCENDING) }) { 065 for (final Byte val : VALUES) { 066 buffer.setPosition(0); 067 type.encode(buffer, val); 068 assertEquals("encodedLength does not match actual, " + val, buffer.getPosition(), 069 type.encodedLength(val)); 070 } 071 } 072 } 073 074 @Test 075 public void testEncodeNoSupportForNull() { 076 exception.expect(IllegalArgumentException.class); 077 078 final DataType<Byte> type = new OrderedInt8(Order.ASCENDING); 079 080 type.encode(new SimplePositionedMutableByteRange(20), null); 081 } 082 083 @Test 084 public void testEncodedFloatLength() { 085 final PositionedByteRange buffer = new SimplePositionedMutableByteRange(20); 086 for (final OrderedInt8 type : new OrderedInt8[] { new OrderedInt8(Order.ASCENDING), 087 new OrderedInt8(Order.DESCENDING) }) { 088 for (final Byte val : VALUES) { 089 buffer.setPosition(0); 090 type.encodeByte(buffer, val); 091 assertEquals("encodedLength does not match actual, " + val, buffer.getPosition(), 092 type.encodedLength(val)); 093 } 094 } 095 } 096}