/*
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 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License, Version 1.0 only
 * (the "License").  You may not use this file except in compliance
 * with the License.
 *
 * You can obtain a copy of the license at
 * trunk/opends/resource/legal-notices/OpenDS.LICENSE
 * or https://OpenDS.dev.java.net/OpenDS.LICENSE.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at
 * trunk/opends/resource/legal-notices/OpenDS.LICENSE.  If applicable,
 * add the following below this CDDL HEADER, with the fields enclosed
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 *      Copyright 2008 Sun Microsystems, Inc.
 */
package org.opends.server.admin.server;



import static org.testng.Assert.*;

import org.opends.server.TestCaseUtils;
import org.opends.server.admin.AdminTestCase;
import org.opends.server.admin.Configuration;
import org.opends.server.admin.ConfigurationClient;
import org.opends.server.admin.LDAPProfile;
import org.opends.server.admin.ManagedObjectPath;
import org.opends.server.admin.RelationDefinition;
import org.opends.server.admin.SingletonRelationDefinition;
import org.opends.server.admin.TestCfg;
import org.opends.server.admin.TestChildCfg;
import org.opends.server.admin.TestChildCfgClient;
import org.opends.server.admin.TestChildCfgDefn;
import org.opends.server.admin.TestParentCfgDefn;
import org.opends.server.types.DN;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Test;



/**
 * Test cases for the server DNBuilder class.
 */
public final class DNBuilderTest extends AdminTestCase {

  /**
   * Sets up tests
   *
   * @throws Exception
   *           If the server could not be initialized.
   */
  @BeforeClass
  public void setUp() throws Exception {
    // This test suite depends on having the schema available, so
    // we'll start the server.
    TestCaseUtils.startServer();
    TestCfg.setUp();
  }



  /**
   * Tears down test environment.
   */
  @AfterClass
  public void tearDown() {
    TestCfg.cleanup();
  }



  /**
   * Tests construction of a DN from a managed object path containing
   * a subordinate one-to-many relationship.
   *
   * @throws Exception
   *           If an unexpected exception occurred.
   */
  @Test
  public void testCreateOneToMany() throws Exception {
    // First create the path.
    ManagedObjectPath<? extends ConfigurationClient, ? extends Configuration> path = ManagedObjectPath
        .emptyPath();

    path = path.child(TestCfg.getTestOneToManyParentRelationDefinition(), "test-parent-1");
    path = path.child(TestParentCfgDefn.getInstance()
        .getTestChildrenRelationDefinition(), "test-child-1");

    // Now serialize it.
    DN actual = DNBuilder.create(path);
    DN expected = DN
        .decode("cn=test-child-1,cn=test children,cn=test-parent-1,cn=test parents,cn=config");

    assertEquals(actual, expected);
  }



  /**
   * Tests construction of a DN from a managed object path containing
   * a subordinate one-to-one relationship.
   *
   * @throws Exception
   *           If an unexpected exception occurred.
   */
  @Test
  public void testCreateOneToOne() throws Exception {
    // First create the path.
    ManagedObjectPath<? extends ConfigurationClient, ? extends Configuration> path = ManagedObjectPath
        .emptyPath();
    
    SingletonRelationDefinition.Builder<TestChildCfgClient, TestChildCfg> b =
      new SingletonRelationDefinition.Builder<TestChildCfgClient, TestChildCfg>(
        TestParentCfgDefn.getInstance(), "singleton-test-child",
        TestChildCfgDefn.getInstance());
    final SingletonRelationDefinition<TestChildCfgClient, TestChildCfg> r2 = b.getInstance();
    LDAPProfile.Wrapper wrapper = new LDAPProfile.Wrapper() {

      /**
       * {@inheritDoc}
       */
      @Override
      public String getRelationRDNSequence(RelationDefinition<?, ?> r) {
        if (r == r2) {
          return "cn=singleton-test-child";
        } else {
          return null;
        }
      }

    };

    path = path.child(TestCfg.getTestOneToManyParentRelationDefinition(), "test-parent-1");
    path = path.child(r2);

    // Now serialize it.
    LDAPProfile.getInstance().pushWrapper(wrapper);
    try {
      DN actual = DNBuilder.create(path);
      DN expected = DN
          .decode("cn=singleton-test-child,cn=test-parent-1,cn=test parents,cn=config");

      assertEquals(actual, expected);
    } finally {
      LDAPProfile.getInstance().popWrapper();
    }
  }



  /**
   * Tests construction of a DN from a managed object path containing
   * a subordinate one-to-zero-or-one relationship.
   *
   * @throws Exception
   *           If an unexpected exception occurred.
   */
  @Test
  public void testCreateOneToZeroOrOne() throws Exception {
    // First create the path.
    ManagedObjectPath<? extends ConfigurationClient, ? extends Configuration> path = ManagedObjectPath
        .emptyPath();

    path = path.child(TestCfg.getTestOneToManyParentRelationDefinition(), "test-parent-1");
    path = path.child(TestParentCfgDefn.getInstance()
        .getOptionalTestChildRelationDefinition());

    // Now serialize it.
    DN actual = DNBuilder.create(path);
    DN expected = DN
        .decode("cn=optional test child,cn=test-parent-1,cn=test parents,cn=config");

    assertEquals(actual, expected);
  }

}