code: /* LanguageTool, a natural language style checker 
   * Copyright (C) 2014 Daniel Naber, Marcin Miłkowski (http://www.languagetool.org)
   * 
   * This library is free software; you can redistribute it and/or
   * modify it under the terms of the GNU Lesser General Public
   * License as published by the Free Software Foundation; either
   * version 2.1 of the License, or (at your option) any later version.
   *
   * This library is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
   * Lesser General Public License for more details.
   *
   * You should have received a copy of the GNU Lesser General Public
   * License along with this library; if not, write to the Free Software
   * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
   * USA
   */
  
  package org.languagetool;
  
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotEquals;
  
  public class AnalyzedSentenceTest {
  
    @Test
    public void testToString() {
      AnalyzedTokenReadings[] words = new AnalyzedTokenReadings[3];
      words[0] = new AnalyzedTokenReadings(new AnalyzedToken("", "SENT_START", null));
      words[1] = new AnalyzedTokenReadings(new AnalyzedToken("word", "POS", "lemma"));
      words[2] = new AnalyzedTokenReadings(new AnalyzedToken(".", "INTERP", null));
      words[2].addReading(new AnalyzedToken(".", "SENT_END", null), "");
      AnalyzedSentence sentence = new AnalyzedSentence(words);
      assertEquals("<S> word[lemma/POS].[./INTERP,</S>]", sentence.toString());
    }
  
    @Test
    public void testCopy() {
      AnalyzedTokenReadings[] words = new AnalyzedTokenReadings[3];
      words[0] = new AnalyzedTokenReadings(new AnalyzedToken("", "SENT_START", null));
      words[1] = new AnalyzedTokenReadings(new AnalyzedToken("word", "POS", "lemma"));
      words[2] = new AnalyzedTokenReadings(new AnalyzedToken(".", "INTERP", null));
      words[2].addReading(new AnalyzedToken(".", "SENT_END", null), "");
      AnalyzedSentence sentence = new AnalyzedSentence(words);
      AnalyzedSentence copySentence = sentence.copy(sentence);
      assertEquals(sentence, copySentence);
      //now change the first sentence
      words[1].immunize(999); // this would not work if we stored a copy, which we probably should
      assertEquals("<S> word[lemma/POS{!}].[./INTERP,</S>]", sentence.toString());
      assertNotEquals(sentence, copySentence);
    }
  
  }
  