1 /**
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 package org.apache.hadoop.hbase.rest;
20
21 import org.apache.hadoop.hbase.CompatibilitySingletonFactory;
22 import org.apache.hadoop.hbase.rest.MetricsRESTSource;
23 import org.apache.hadoop.hbase.rest.MetricsRESTSourceImpl;
24 import org.junit.Test;
25
26 import static org.junit.Assert.assertNotNull;
27 import static org.junit.Assert.assertTrue;
28
29 /**
30 * Test for hadoop 2's version of MetricsRESTSource
31 */
32 public class TestMetricsRESTSourceImpl {
33
34 @Test
35 public void ensureCompatRegistered() throws Exception {
36 assertNotNull(CompatibilitySingletonFactory.getInstance(MetricsRESTSource.class));
37 assertTrue(CompatibilitySingletonFactory.getInstance(MetricsRESTSource.class) instanceof MetricsRESTSourceImpl);
38 }
39
40 }