/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.gateway.hbase;
import org.apache.hadoop.gateway.deploy.ServiceDeploymentContributor;
import org.junit.Test;
import java.util.Iterator;
import java.util.ServiceLoader;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.junit.Assert.fail;
public class HBaseDeploymentContributorTest {
@Test
public void testServiceLoader() throws Exception {
ServiceLoader loader = ServiceLoader.load( ServiceDeploymentContributor.class );
Iterator iterator = loader.iterator();
assertThat( "Service iterator empty.", iterator.hasNext() );
while( iterator.hasNext() ) {
Object object = iterator.next();
if( object instanceof HBaseDeploymentContributor ) {
return;
}
}
fail( "Failed to find " + HBaseDeploymentContributor.class.getName() + " via service loader." );
}
}