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 * (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,
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package org.opends.server.monitors;



import java.util.ArrayList;

import org.testng.annotations.BeforeClass;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import org.testng.annotations.AfterClass;

import org.opends.server.TestCaseUtils;
import org.opends.server.api.MonitorProvider;
import static org.opends.server.util.ServerConstants.ATTR_COMMON_NAME;
import org.opends.server.core.DirectoryServer;
import org.opends.server.protocols.internal.InternalClientConnection;
import org.opends.server.protocols.internal.InternalSearchOperation;
import org.opends.server.types.DN;
import org.opends.server.types.ResultCode;
import org.opends.server.types.SearchScope;
import org.opends.server.types.SearchFilter;
import org.opends.server.types.AttributeType;
import org.opends.server.types.RDN;
import org.opends.server.types.AttributeValue;
import org.opends.server.types.SearchResultEntry;

import static org.testng.Assert.*;



/**
 * Interacts with the Directory Server monitor providers by retrieving the
 * monitor entries with internal searches.
 */
public class InternalSearchMonitorTestCase
       extends MonitorTestCase
{
  static TestMonitorProvider testMonitorProvider = new TestMonitorProvider();

  /**
   * Ensures that the Directory Server is started.
   *
   * @throws  Exception  If an unexpected problem occurs.
   */
  @BeforeClass()
  public void startServer()
         throws Exception
  {
    TestCaseUtils.startServer();
    DirectoryServer.registerMonitorProvider(testMonitorProvider);
  }



  @AfterClass()
  public void deregisterTestMonitor()
  {
    DirectoryServer.deregisterMonitorProvider(
         testMonitorProvider.getMonitorInstanceName());
  }

  /**
   * Uses an internal subtree search to retrieve the monitor entries.
   *
   * @throws  Exception  If an unexpected problem occurs.
   */
  public void testWithSubtreeMonitorSearch()
         throws Exception
  {
    InternalClientConnection conn =
         InternalClientConnection.getRootConnection();
    InternalSearchOperation searchOperation =
         conn.processSearch(DN.decode("cn=monitor"), SearchScope.WHOLE_SUBTREE,
              SearchFilter.createFilterFromString("(objectClass=*)"));
    assertEquals(searchOperation.getResultCode(), ResultCode.SUCCESS);
  }



  /**
   * Retrieves the names of the monitor providers registered with the server.
   *
   * @return  The names of the monitor providers registered with the server.
   */
  @DataProvider(name = "monitorNames")
  public Object[][] getMonitorNames()
  {
    ArrayList<String> monitorNames = new ArrayList<String>();
    for (String name : DirectoryServer.getMonitorProviders().keySet())
    {
      monitorNames.add(name);
    }

    Object[][] nameArray = new Object[monitorNames.size()][1];
    for (int i=0; i < nameArray.length; i++)
    {
      nameArray[i] = new Object[] { monitorNames.get(i) };
    }

    return nameArray;
  }



  /**
   * Uses a set of internal base-level searches to retrieve the monitor entries.
   *
   * @param  monitorName  The name of the monitor entry to retrieve.
   *
   * @throws  Exception  If an unexpected problem occurs.
   */
  @Test(dataProvider = "monitorNames")
  public void testWithBaseObjectMonitorSearch(String monitorName)
         throws Exception
  {
    AttributeType cnType = DirectoryServer.getAttributeType(ATTR_COMMON_NAME);

    RDN[] rdns = new RDN[2];
    rdns[0] = RDN.create(cnType, new AttributeValue(cnType, monitorName));
    rdns[1] = RDN.create(cnType, new AttributeValue(cnType, "monitor"));
    DN monitorDN = new DN(rdns);

    InternalClientConnection conn =
         InternalClientConnection.getRootConnection();
    InternalSearchOperation searchOperation =
         conn.processSearch(monitorDN,
              SearchScope.BASE_OBJECT,
              SearchFilter.createFilterFromString("(objectClass=*)"));
    assertEquals(searchOperation.getResultCode(), ResultCode.SUCCESS);
  }

  /**
   * Uses an internal subtree search to retrieve the monitor entries, then
   * verifies that the resulting entry DNs can be used to get the same
   * entries with a base object search.
   *
   * @throws  Exception  If an unexpected problem occurs.
   */
  public void testWithSubtreeAndBaseMonitorSearch()
         throws Exception
  {
    InternalClientConnection conn =
         InternalClientConnection.getRootConnection();
    InternalSearchOperation searchOperation =
         conn.processSearch(DN.decode("cn=monitor"), SearchScope.WHOLE_SUBTREE,
              SearchFilter.createFilterFromString("(objectClass=*)"));
    assertEquals(searchOperation.getResultCode(), ResultCode.SUCCESS);

    for (SearchResultEntry sre : searchOperation.getSearchEntries())
    {
      SearchFilter filter =
           SearchFilter.createFilterFromString("(objectClass=*)");
      searchOperation =
           conn.processSearch(sre.getDN(), SearchScope.BASE_OBJECT, filter);
      assertEquals(searchOperation.getResultCode(), ResultCode.SUCCESS);
    }
  }

}