core/src/test/java/org/apache/oozie/action/hadoop/TestHadoopTokenHelper.java

/**
 * 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.oozie.action.hadoop;

import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.mapred.JobConf;
import org.junit.Test;

import static org.junit.Assert.assertEquals;

public class TestHadoopTokenHelper {

    @Test
    public void testGetMRDelegationTokenRenewer() throws Exception {
        HadoopTokenHelper hadoopTokenHelper = new HadoopTokenHelper();
        Configuration configuration = new Configuration(false);
        configuration.set("yarn.resourcemanager.address", "localhost:8032");
        configuration.set("yarn.resourcemanager.principal", "rm/server.com@KDC.DOMAIN.COM");
        assertEquals("yarn setup","rm/server.com@KDC.DOMAIN.COM",
                hadoopTokenHelper.getServerPrincipal(configuration));

        configuration = new Configuration(false);
        configuration.set("yarn.resourcemanager.address", "rm-ha-uri");
        configuration.set("yarn.resourcemanager.principal", "rm/server.com@KDC.DOMAIN.COM");
        assertEquals("yarn ha setup","rm",
                hadoopTokenHelper.getServerPrincipal(configuration));
    }
}