/*
 * #!
 * Ontopia Engine
 * #-
 * Copyright (C) 2001 - 2013 The Ontopia Project
 * #-
 * Licensed 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 net.ontopia.topicmaps.impl.rdbms;

import java.io.File;
import java.io.IOException;
import net.ontopia.topicmaps.core.TopicMapIF;
import net.ontopia.topicmaps.xml.XTMTopicMapReader;
import net.ontopia.topicmaps.xml.CanonicalTopicMapWriter;
import net.ontopia.topicmaps.utils.MergeUtils;
import net.ontopia.utils.FileUtils;
import net.ontopia.utils.TestFileUtils;
import net.ontopia.utils.URIUtils;
import org.junit.Assert;
import org.junit.BeforeClass;

public class MergeTMTestCase extends net.ontopia.topicmaps.utils.MergeTMTestCase {

  private final static String testdataDirectory = "merge";

  @BeforeClass
  public static void checkDatabasePresence() throws Exception {
    RDBMSTestFactory.checkDatabasePresence();
  }

  // --- Test case class

    public MergeTMTestCase(String root, String filename) {
      super(root, filename);
    }

    public void testMergeTM() throws IOException {
      TestFileUtils.verifyDirectory(base, "out");
      
      // produce canonical output
      String in = TestFileUtils.getTestInputFile(testdataDirectory, "in", filename);
      String in2 = TestFileUtils.getTestInputFile(testdataDirectory, "in", 
        filename.substring(0, filename.length() - 3) + "sub");
      String out = base + File.separator + "out" + File.separator + filename;
      String baseline = TestFileUtils.getTestInputFile(testdataDirectory, "baseline", filename);


      // Import first document
      RDBMSTopicMapStore store1 = new RDBMSTopicMapStore();
      TopicMapIF source1;
      long topicmap_id1;
      try {
        source1 = store1.getTopicMap();
        topicmap_id1 = Long.parseLong(source1.getObjectId().substring(1));    
        new XTMTopicMapReader(URIUtils.getURI(in)).importInto(source1);
        store1.commit();
      } finally {
        store1.close();
      }
      
      // Import second document
      RDBMSTopicMapStore store2 = new RDBMSTopicMapStore();
      TopicMapIF source2;
      long topicmap_id2;
      try {
        source2 = store2.getTopicMap();
        topicmap_id2 = Long.parseLong(source2.getObjectId().substring(1));    
        new XTMTopicMapReader(URIUtils.getURI(in2)).importInto(source2);
        store2.commit();
      } finally {
        store2.close();
      }

      // Reopen stores
      store1 = new RDBMSTopicMapStore(topicmap_id1);
      source1 = store1.getTopicMap();
      store2 = new RDBMSTopicMapStore(topicmap_id2);
      store2.setReadOnly(true); // mark as readonly to prevent sql server locking issue
      source2 = store2.getTopicMap();

      // Merge the two topic maps
      MergeUtils.mergeInto(source1, source2);
      store1.commit();
      store1.close();
      store2.commit();
      
      store2 = new RDBMSTopicMapStore(topicmap_id2);
      store2.delete(true);
      //! store2.close();

      // Reopen the merged topic map
      store1 = new RDBMSTopicMapStore(topicmap_id1);
      source1 = store1.getTopicMap();

      // Canonicalize
      new CanonicalTopicMapWriter(out).write(source1);
      store1.delete(true);
      //! store1.close();

      // compare results
      Assert.assertTrue("test file " + filename + " canonicalized wrongly",
             FileUtils.compareFileToResource(out, baseline));
    }
}