content: /**
   * 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
   * <p>
   * http://www.apache.org/licenses/LICENSE-2.0
   * <p>
   * 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.atlas.security;
  
  import org.apache.hadoop.util.StringUtils;
  import org.testng.annotations.BeforeClass;
  import org.testng.annotations.Test;
  
  import javax.security.auth.login.AppConfigurationEntry;
  import javax.security.auth.login.Configuration;
  
  import static org.testng.Assert.assertEquals;
  import static org.testng.Assert.assertFalse;
  import static org.testng.Assert.assertNotNull;
  import static org.testng.Assert.assertNull;
  import static org.testng.Assert.assertTrue;
  
  @Test(enabled = true)
  public class InMemoryJAASConfigurationTest {
      private static final String ATLAS_JAAS_PROP_FILE = "atlas-jaas.properties";
  
      @Test(enabled = true)
      public void testGetAppConfigurationEntryStringForKafkaClient() {
          AppConfigurationEntry[] entries =
                  Configuration.getConfiguration().getAppConfigurationEntry("KafkaClient");
          assertNotNull(entries);
          assertEquals(entries.length, 1);
          String principal = (String) entries[0].getOptions().get("principal");
          assertNotNull(principal);
          String[] components = principal.split("[/@]");
          assertEquals(components.length, 3);
          assertFalse(StringUtils.equalsIgnoreCase(components[1], "_HOST"));
      }
  
      @Test(enabled = true)
      public void testGetAppConfigurationEntryStringForMyClient() {
          AppConfigurationEntry[] entries =
                  Configuration.getConfiguration().getAppConfigurationEntry("myClient");
          assertNotNull(entries);
          assertEquals(entries.length, 2);
          String principal = (String) entries[0].getOptions().get("principal");
          assertNotNull(principal);
          String[] components = principal.split("[/@]");
          assertEquals(components.length, 3);
          assertTrue(StringUtils.equalsIgnoreCase(components[1], "abcd"));
  
          principal = (String) entries[1].getOptions().get("principal");
          assertNotNull(principal);
          components = principal.split("[/@]");
          assertEquals(components.length, 2);
      }
  
      @Test(enabled = true)
      public void testGetAppConfigurationEntryStringForUnknownClient() {
          AppConfigurationEntry[] entries = Configuration.getConfiguration().getAppConfigurationEntry("UnknownClient");
  
          assertNull(entries);
      }
  
      @BeforeClass
      protected void setUp() throws Exception {
          InMemoryJAASConfiguration.init(ATLAS_JAAS_PROP_FILE);
      }
  }
  