code: /* LanguageTool, a natural language style checker 
   * Copyright (C) 2015 Daniel Naber (http://www.danielnaber.de)
   * 
   * 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.rules;
  
  import org.junit.Test;
  
  import static org.hamcrest.CoreMatchers.is;
  import static org.junit.Assert.*;
  
  public class ConfusionSetTest {
    
    @Test
    public void testGet() {
      ConfusionSet confusionSet = new ConfusionSet(1, "one", "two");
      assertThat(confusionSet.getSet().size(), is(2));
      assertTrue(confusionSet.getSet().toString().contains("one"));
      assertTrue(confusionSet.getSet().toString().contains("two"));
      assertThat(confusionSet.getUppercaseFirstCharSet().size(), is(2));
      assertTrue(confusionSet.getUppercaseFirstCharSet().toString().contains("One"));
      assertTrue(confusionSet.getUppercaseFirstCharSet().toString().contains("Two"));
    }
  
    @Test
    public void testEquals() {
      ConfusionSet confusionSet1a = new ConfusionSet(1, "one", "two");
      ConfusionSet confusionSet1b = new ConfusionSet(1, "two", "one");
      ConfusionSet confusionSet3 = new ConfusionSet(1, "Two", "one");
      ConfusionSet confusionSet4 = new ConfusionSet(2, "Two", "one");
      assertTrue(confusionSet1a.equals(confusionSet1b));
      assertFalse(confusionSet1a.equals(confusionSet3));
      assertFalse(confusionSet1b.equals(confusionSet3));
      assertFalse(confusionSet3.equals(confusionSet4));
    }
  
  }