/*
  $Id: LdifTest.java 1330 2010-05-23 22:10:53Z dfisher $

  Copyright (C) 2003-2010 Virginia Tech.
  All rights reserved.

  SEE LICENSE FOR MORE INFORMATION

  Author:  Middleware Services
  Email:   middleware@vt.edu
  Version: $Revision: 1330 $
  Updated: $Date: 2010-05-24 00:10:53 +0200 (Mon, 24 May 2010) $
*/
package edu.vt.middleware.ldap.ldif;

import java.io.StringReader;
import java.io.StringWriter;
import java.util.Iterator;
import javax.naming.directory.SearchResult;
import edu.vt.middleware.ldap.Ldap;
import edu.vt.middleware.ldap.SearchFilter;
import edu.vt.middleware.ldap.TestUtil;
import edu.vt.middleware.ldap.bean.LdapEntry;
import edu.vt.middleware.ldap.bean.LdapResult;
import edu.vt.middleware.ldap.bean.SortedLdapBeanFactory;
import org.testng.AssertJUnit;
import org.testng.annotations.AfterClass;
import org.testng.annotations.BeforeClass;
import org.testng.annotations.Parameters;
import org.testng.annotations.Test;

/**
 * Unit test for {@link Ldif}.
 *
 * @author  Middleware Services
 * @version  $Revision: 1330 $
 */
public class LdifTest
{

  /** Entry created for ldap tests. */
  private static LdapEntry testLdapEntry;


  /**
   * @param  ldifFile  to create.
   *
   * @throws  Exception  On test failure.
   */
  @Parameters({ "createEntry12" })
  @BeforeClass(groups = {"ldiftest"})
  public void createLdapEntry(final String ldifFile)
    throws Exception
  {
    final String ldif = TestUtil.readFileIntoString(ldifFile);
    testLdapEntry = TestUtil.convertLdifToEntry(ldif);

    Ldap ldap = TestUtil.createSetupLdap();
    ldap.create(
      testLdapEntry.getDn(),
      testLdapEntry.getLdapAttributes().toAttributes());
    ldap.close();
    ldap = TestUtil.createLdap();
    while (
      !ldap.compare(
          testLdapEntry.getDn(),
          new SearchFilter(testLdapEntry.getDn().split(",")[0]))) {
      Thread.sleep(100);
    }
    ldap.close();
  }


  /** @throws  Exception  On test failure. */
  @AfterClass(groups = {"ldiftest"})
  public void deleteLdapEntry()
    throws Exception
  {
    final Ldap ldap = TestUtil.createSetupLdap();
    ldap.delete(testLdapEntry.getDn());
    ldap.close();
  }


  /**
   * @param  dn  to search on.
   * @param  filter  to search with.
   *
   * @throws  Exception  On test failure.
   */
  @Parameters({
      "ldifSearchDn",
      "ldifSearchFilter"
    })
  @Test(groups = {"ldiftest"})
  public void searchAndCompareLdif(final String dn, final String filter)
    throws Exception
  {
    final Ldap ldap = TestUtil.createLdap();
    final Ldif ldif = new Ldif();

    final Iterator<SearchResult> iter = ldap.search(
      dn,
      new SearchFilter(filter));

    final LdapResult result1 = TestUtil.newLdapResult(iter);
    final StringWriter writer = new StringWriter();
    ldif.outputLdif(result1.toSearchResults().iterator(), writer);

    final StringReader reader = new StringReader(writer.toString());
    final LdapResult result2 = TestUtil.newLdapResult(ldif.importLdif(reader));

    AssertJUnit.assertEquals(result1, result2);
    ldap.close();
  }


  /**
   * @param  ldifFile  to create with
   * @param  ldifSortedFile  to compare with
   *
   * @throws  Exception  On test failure.
   */
  @Parameters({
      "ldifEntry",
      "ldifSortedEntry"
    })
  @Test(groups = {"ldiftest"})
  public void readAndCompareSortedLdif(
    final String ldifFile,
    final String ldifSortedFile)
    throws Exception
  {
    final Ldif ldif = new Ldif();
    ldif.setLdapBeanFactory(new SortedLdapBeanFactory());

    final String ldifStringSorted = TestUtil.readFileIntoString(ldifSortedFile);
    final Iterator<SearchResult> iter = ldif.importLdif(
      new StringReader(TestUtil.readFileIntoString(ldifFile)));
    final StringWriter writer = new StringWriter();
    ldif.outputLdif(iter, writer);

    AssertJUnit.assertEquals(ldifStringSorted, writer.toString());
  }


  /**
   * @param  ldifFileIn  to create with
   * @param  ldifFileOut  to compare with
   *
   * @throws  Exception  On test failure.
   */
  @Parameters({
      "multipleLdifResultsIn",
      "multipleLdifResultsOut"
    })
  @Test(groups = {"ldiftest"})
  public void readAndCompareMultipleLdif(
    final String ldifFileIn,
    final String ldifFileOut)
    throws Exception
  {
    final Ldif ldif = new Ldif();
    final String ldifStringIn = TestUtil.readFileIntoString(ldifFileIn);
    Iterator<SearchResult> iter = ldif.importLdif(
      new StringReader(ldifStringIn));

    final LdapResult ldif1 = TestUtil.newLdapResult(iter);

    final String ldifStringOut = TestUtil.readFileIntoString(ldifFileOut);
    iter = ldif.importLdif(new StringReader(ldifStringOut));

    final LdapResult ldif2 = TestUtil.newLdapResult(iter);
    AssertJUnit.assertEquals(ldif1, ldif2);
  }
}