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
   *
   *     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.ambari.server.state.kerberos;
  
  import java.util.Map;
  import java.util.TreeMap;
  
  import org.apache.ambari.server.AmbariException;
  import org.junit.Test;
  import org.junit.experimental.categories.Category;
  
  import com.google.gson.Gson;
  import com.google.gson.reflect.TypeToken;
  
  import junit.framework.Assert;
  
  @Category({category.KerberosTest.class})
  public class KerberosPrincipalDescriptorTest {
    static final String JSON_VALUE =
        "{" +
            "\"value\": \"service/_HOST@_REALM\"," +
            "\"configuration\": \"service-site/service.component.kerberos.principal\"," +
            "\"type\": \"service\"," +
            "\"local_username\": \"localUser\"" +
            "}";
  
    private static final String JSON_VALUE_SPARSE =
        "{" +
            "\"value\": \"serviceOther/_HOST@_REALM\"" +
            "}";
  
    public static final Map<String, Object> MAP_VALUE;
    private static final Map<String, Object> MAP_VALUE_SPARSE;
  
    static {
      MAP_VALUE = new TreeMap<>();
      MAP_VALUE.put(KerberosPrincipalDescriptor.KEY_VALUE, "user@_REALM");
      MAP_VALUE.put(KerberosPrincipalDescriptor.KEY_CONFIGURATION, "service-site/service.component.kerberos.https.principal");
      MAP_VALUE.put(KerberosPrincipalDescriptor.KEY_TYPE, "user");
      MAP_VALUE.put(KerberosPrincipalDescriptor.KEY_LOCAL_USERNAME, null);
  
      MAP_VALUE_SPARSE = new TreeMap<>();
      MAP_VALUE_SPARSE.put(KerberosPrincipalDescriptor.KEY_VALUE, "userOther@_REALM");
    }
  
  
    static void validateFromJSON(KerberosPrincipalDescriptor principalDescriptor) {
      Assert.assertNotNull(principalDescriptor);
      Assert.assertFalse(principalDescriptor.isContainer());
      Assert.assertEquals("service/_HOST@_REALM", principalDescriptor.getValue());
      Assert.assertEquals("service-site/service.component.kerberos.principal", principalDescriptor.getConfiguration());
      Assert.assertEquals(KerberosPrincipalType.SERVICE, principalDescriptor.getType());
      Assert.assertEquals("localUser", principalDescriptor.getLocalUsername());
    }
  
    static void validateFromMap(KerberosPrincipalDescriptor principalDescriptor) {
      Assert.assertNotNull(principalDescriptor);
      Assert.assertFalse(principalDescriptor.isContainer());
      Assert.assertEquals("user@_REALM", principalDescriptor.getValue());
      Assert.assertEquals("service-site/service.component.kerberos.https.principal", principalDescriptor.getConfiguration());
      Assert.assertEquals(KerberosPrincipalType.USER, principalDescriptor.getType());
      Assert.assertNull(principalDescriptor.getLocalUsername());
    }
  
    static void validateUpdatedData(KerberosPrincipalDescriptor principalDescriptor) {
      Assert.assertNotNull(principalDescriptor);
      Assert.assertEquals("user@_REALM", principalDescriptor.getValue());
      Assert.assertEquals("service-site/service.component.kerberos.https.principal", principalDescriptor.getConfiguration());
      Assert.assertEquals(KerberosPrincipalType.USER, principalDescriptor.getType());
      Assert.assertEquals("localUser", principalDescriptor.getLocalUsername());
    }
  
    private static KerberosPrincipalDescriptor createFromJSON() {
      Map<?, ?> map = new Gson().fromJson(JSON_VALUE,
          new TypeToken<Map<?, ?>>() {
          }.getType());
      return new KerberosPrincipalDescriptor(map);
    }
  
    private static KerberosPrincipalDescriptor createFromJSONSparse() {
      Map<?, ?> map = new Gson().fromJson(JSON_VALUE_SPARSE,
          new TypeToken<Map<?, ?>>() {
          }.getType());
      return new KerberosPrincipalDescriptor(map);
    }
  
    private static KerberosPrincipalDescriptor createFromMap() {
      return new KerberosPrincipalDescriptor(MAP_VALUE);
    }
  
    private static KerberosPrincipalDescriptor createFromMapSparse() {
      return new KerberosPrincipalDescriptor(MAP_VALUE_SPARSE);
    }
  
    @Test
    public void testJSONDeserialize() {
      validateFromJSON(createFromJSON());
    }
  
    @Test
    public void testMapDeserialize() {
      validateFromMap(createFromMap());
    }
  
    @Test
    public void testEquals() throws AmbariException {
      Assert.assertTrue(createFromJSON().equals(createFromJSON()));
      Assert.assertFalse(createFromJSON().equals(createFromMap()));
    }
  
    @Test
    public void testToMap() throws AmbariException {
      KerberosPrincipalDescriptor descriptor = createFromMap();
      Assert.assertNotNull(descriptor);
      Assert.assertEquals(MAP_VALUE, descriptor.toMap());
    }
  
    @Test
    public void testUpdate() {
      KerberosPrincipalDescriptor principalDescriptor = createFromJSON();
      KerberosPrincipalDescriptor updatedPrincipalDescriptor = createFromMap();
  
      Assert.assertNotNull(principalDescriptor);
      Assert.assertNotNull(updatedPrincipalDescriptor);
  
      principalDescriptor.update(updatedPrincipalDescriptor);
  
      validateUpdatedData(principalDescriptor);
    }
  
    @Test
    public void testUpdateSparse() {
      KerberosPrincipalDescriptor principalDescriptor;
      KerberosPrincipalDescriptor updatedPrincipalDescriptor;
  
      /* ****************************************
       * Test updating a service principal
       * **************************************** */
      principalDescriptor = createFromJSON();
      updatedPrincipalDescriptor = createFromJSONSparse();
  
      Assert.assertNotNull(principalDescriptor);
      Assert.assertNotNull(updatedPrincipalDescriptor);
  
      // The original value
      Assert.assertEquals("service/_HOST@_REALM", principalDescriptor.getValue());
      Assert.assertEquals("service-site/service.component.kerberos.principal", principalDescriptor.getConfiguration());
      Assert.assertEquals(KerberosPrincipalType.SERVICE, principalDescriptor.getType());
      Assert.assertEquals("localUser", principalDescriptor.getLocalUsername());
  
      principalDescriptor.update(updatedPrincipalDescriptor);
  
      // The updated value
      Assert.assertEquals("serviceOther/_HOST@_REALM", principalDescriptor.getValue());
      Assert.assertEquals("service-site/service.component.kerberos.principal", principalDescriptor.getConfiguration());
      Assert.assertEquals(KerberosPrincipalType.SERVICE, principalDescriptor.getType());
      Assert.assertEquals("localUser", principalDescriptor.getLocalUsername());
  
      /* ****************************************
       * Test updating a user principal
       * **************************************** */
      principalDescriptor = createFromMap();
      updatedPrincipalDescriptor = createFromMapSparse();
  
      Assert.assertNotNull(principalDescriptor);
      Assert.assertNotNull(updatedPrincipalDescriptor);
  
      Assert.assertEquals("user@_REALM", principalDescriptor.getValue());
      Assert.assertEquals("service-site/service.component.kerberos.https.principal", principalDescriptor.getConfiguration());
      Assert.assertEquals(KerberosPrincipalType.USER, principalDescriptor.getType());
      Assert.assertNull(principalDescriptor.getLocalUsername());
  
      principalDescriptor.update(updatedPrincipalDescriptor);
  
      Assert.assertEquals("userOther@_REALM", principalDescriptor.getValue());
      Assert.assertEquals("service-site/service.component.kerberos.https.principal", principalDescriptor.getConfiguration());
      Assert.assertEquals(KerberosPrincipalType.USER, principalDescriptor.getType());
      Assert.assertNull(principalDescriptor.getLocalUsername());
    }
  }
  