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;
019
020import static org.junit.Assert.assertEquals;
021import static org.junit.Assert.assertTrue;
022import static org.junit.Assert.fail;
023
024import org.apache.hadoop.hbase.testclassification.MiscTests;
025import org.apache.hadoop.hbase.testclassification.SmallTests;
026import org.apache.hadoop.hbase.util.Bytes;
027import org.junit.ClassRule;
028import org.junit.Test;
029import org.junit.experimental.categories.Category;
030
031@Category({ MiscTests.class, SmallTests.class })
032public class TestTagBuilder {
033
034  @ClassRule
035  public static final HBaseClassTestRule CLASS_RULE =
036    HBaseClassTestRule.forClass(TestTagBuilder.class);
037
038  @Test
039  public void testArrayBackedTagBuilder() {
040    byte type = (byte) 50;
041    String value = "Array-Backed-Tag";
042    TagBuilder builder = TagBuilderFactory.create();
043    assertTrue(builder instanceof TagBuilderImpl);
044    builder.setTagType(type);
045    builder.setTagValue(Bytes.toBytes(value));
046    Tag tag = builder.build();
047    assertEquals(value, Tag.getValueAsString(tag));
048    assertEquals(type, tag.getType());
049  }
050
051  @Test
052  public void testErrorMessages() {
053    String arrayValue = "Array-Backed-Tag";
054    TagBuilder builder = TagBuilderFactory.create();
055    builder.setTagValue(Bytes.toBytes(arrayValue));
056    try {
057      // Dont set type for the tag.
058      builder.build();
059      fail("Shouldn't have come here.");
060    } catch (IllegalArgumentException iae) {
061      assertTrue(iae.getMessage().contains(TagBuilderImpl.TAG_TYPE_NOT_SET_EXCEPTION));
062    }
063
064    byte type = (byte) 50;
065    builder = TagBuilderFactory.create();
066    builder.setTagType(type);
067    try {
068      // Need to Call setTagValue(byte[]) to set the value.
069      builder.build();
070      fail("Shouldn't have come here.");
071    } catch (IllegalArgumentException iae) {
072      assertTrue(iae.getMessage().contains(TagBuilderImpl.TAG_VALUE_NULL_EXCEPTION));
073    }
074  }
075}