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.util;
019
020import static org.junit.Assert.assertEquals;
021
022import org.apache.hadoop.hbase.HBaseClassTestRule;
023import org.apache.hadoop.hbase.testclassification.SmallTests;
024import org.junit.ClassRule;
025import org.junit.Rule;
026import org.junit.Test;
027import org.junit.experimental.categories.Category;
028import org.junit.rules.ExpectedException;
029
030@Category({ SmallTests.class })
031public class TestClasses {
032
033  @Rule
034  public final ExpectedException thrown = ExpectedException.none();
035
036  @ClassRule
037  public static final HBaseClassTestRule CLASS_RULE =
038    HBaseClassTestRule.forClass(TestClasses.class);
039
040  @Test
041  public void testExtendedForName() throws ClassNotFoundException {
042    assertEquals(int.class, Classes.extendedForName("int"));
043    assertEquals(long.class, Classes.extendedForName("long"));
044    assertEquals(char.class, Classes.extendedForName("char"));
045    assertEquals(byte.class, Classes.extendedForName("byte"));
046    assertEquals(short.class, Classes.extendedForName("short"));
047    assertEquals(float.class, Classes.extendedForName("float"));
048    assertEquals(double.class, Classes.extendedForName("double"));
049    assertEquals(boolean.class, Classes.extendedForName("boolean"));
050
051    thrown.expect(ClassNotFoundException.class);
052    Classes.extendedForName("foo");
053  }
054
055  @Test
056  public void testStringify() {
057    assertEquals("", Classes.stringify(new Class[0]));
058    assertEquals("NULL", Classes.stringify(null));
059    assertEquals("java.lang.String,java.lang.Integer",
060      Classes.stringify(new Class[] { String.class, Integer.class }));
061  }
062}