code: /* LanguageTool, a natural language style checker
   * Copyright (C) 2020 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.de;
  
  import org.junit.Test;
  import org.languagetool.JLanguageTool;
  import org.languagetool.Language;
  import org.languagetool.Languages;
  import org.languagetool.TestTools;
  import org.languagetool.rules.RuleMatch;
  import org.languagetool.rules.ngrams.FakeLanguageModel;
  
  import java.io.IOException;
  import java.util.HashMap;
  import java.util.Map;
  
  import static org.hamcrest.CoreMatchers.is;
  import static org.junit.Assert.*;
  
  public class UpperCaseNgramRuleTest {
  
    private final Language lang = Languages.getLanguageForShortCode("de");
    private final JLanguageTool lt = new JLanguageTool(lang);
  
    @Test
    public void testRule() throws IOException {
      Map<String, Integer> map = new HashMap<>();
      map.put("5 Tagen", 100);
      map.put("Sie tagen", 100);
      FakeLanguageModel lm = new FakeLanguageModel(map);
      UpperCaseNgramRule rule = new UpperCaseNgramRule(TestTools.getEnglishMessages(), lm, lang);
      assertMatch(0, "Nach 5 Tagen war es aus.", rule);
      assertMatch(1, "Nach 5 tagen war es aus.", rule);
      assertMatch(0, "Sie tagen im Hotel.", rule);
      assertMatch(1, "Sie Tagen im Hotel.", rule);
    }
  
    private void assertMatch(int expectedMatches, String input, UpperCaseNgramRule rule) throws IOException {
      RuleMatch[] matches = rule.match(lt.getAnalyzedSentence(input));
      assertThat(matches.length, is(expectedMatches));
    }
  
  }
  