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 TestOrderedInt32 { 037 private static final Integer[] VALUES = 038 new Integer[] { 1, 22, 333, 4444, 55555, 666666, 7777777, 88888888, 999999999 }; 039 040 @ClassRule 041 public static final HBaseClassTestRule CLASS_RULE = 042 HBaseClassTestRule.forClass(TestOrderedInt32.class); 043 044 @Rule 045 public ExpectedException exception = ExpectedException.none(); 046 047 @Test 048 public void testIsNullableIsFalse() { 049 final DataType<Integer> type = new OrderedInt32(Order.ASCENDING); 050 051 assertFalse(type.isNullable()); 052 } 053 054 @Test 055 public void testEncodedClassIsInteger() { 056 final DataType<Integer> type = new OrderedInt32(Order.ASCENDING); 057 058 assertEquals(Integer.class, type.encodedClass()); 059 } 060 061 @Test 062 public void testEncodedLength() { 063 final PositionedByteRange buffer = new SimplePositionedMutableByteRange(20); 064 for (final DataType<Integer> type : new OrderedInt32[] { new OrderedInt32(Order.ASCENDING), 065 new OrderedInt32(Order.DESCENDING) }) { 066 for (final Integer val : VALUES) { 067 buffer.setPosition(0); 068 type.encode(buffer, val); 069 assertEquals("encodedLength does not match actual, " + val, buffer.getPosition(), 070 type.encodedLength(val)); 071 } 072 } 073 } 074 075 @Test 076 public void testEncodeNoSupportForNull() { 077 exception.expect(IllegalArgumentException.class); 078 079 final DataType<Integer> type = new OrderedInt32(Order.ASCENDING); 080 081 type.encode(new SimplePositionedMutableByteRange(20), null); 082 } 083 084 @Test 085 public void testEncodedFloatLength() { 086 final PositionedByteRange buffer = new SimplePositionedMutableByteRange(20); 087 for (final OrderedInt32 type : new OrderedInt32[] { new OrderedInt32(Order.ASCENDING), 088 new OrderedInt32(Order.DESCENDING) }) { 089 for (final Integer val : VALUES) { 090 buffer.setPosition(0); 091 type.encodeInt(buffer, val); 092 assertEquals("encodedLength does not match actual, " + val, buffer.getPosition(), 093 type.encodedLength(val)); 094 } 095 } 096 } 097}