code: /* LanguageTool, a natural language style checker 
   * Copyright (C) 2012 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.Ignore;
  import org.junit.Test;
  import org.languagetool.AnalyzedSentence;
  import org.languagetool.JLanguageTool;
  import org.languagetool.Languages;
  import org.languagetool.TestTools;
  import org.languagetool.language.German;
  import org.languagetool.language.GermanyGerman;
  import org.languagetool.rules.RuleMatch;
  import org.languagetool.rules.spelling.hunspell.HunspellRule;
  
  import java.io.IOException;
  import java.util.List;
  
  import static org.hamcrest.CoreMatchers.is;
  import static org.junit.Assert.*;
  
  public class GermanSpellerRuleTest {
  
    private static final German GERMAN_DE = (German) Languages.getLanguageForShortCode("de-DE");
  
    @Test
    @Ignore //TODO: need rework: works only with preferred languages in userConfig
    public void testErrorLimitReached() throws IOException {
      HunspellRule rule1 = new GermanSpellerRule(TestTools.getMessages("de"), GERMAN_DE);
      JLanguageTool lt = new JLanguageTool(GERMAN_DE);
      RuleMatch[] matches1 = rule1.match(lt.getAnalyzedSentence("Ein schöner Satz."));
      assertThat(matches1.length, is(0));
      RuleMatch[] matches2 = rule1.match(lt.getAnalyzedSentence("But this is English."));
      assertThat(matches2.length, is(4));
      boolean match2Found = false;
      for (RuleMatch match : matches2) {
        if (match.getErrorLimitLang() != null && match.getErrorLimitLang().equals("en")) {
          match2Found = true;
          break;
        }
      }
      assertTrue(match2Found);
      RuleMatch[] matches3 = rule1.match(lt.getAnalyzedSentence("Und er sagte, this is a good test."));
      assertThat(matches3.length, is(4));
      boolean match3Found = false;
      for (RuleMatch match : matches3) {
        if (match.getErrorLimitLang() != null && match.getErrorLimitLang().equals("en")) {
          match3Found = true;
          break;
        }
      }
      assertFalse(match3Found);
    }
  
    @Test
    @Ignore //TODO: need rework: works only with preferred languages in userConfig
    // case: signature is (mostly) English, user starts typing in German -> first, EN is detected for whole text
    // Also see MorfologikAmericanSpellerRuleTest
    public void testMultilingualSignatureCase() throws IOException {
      JLanguageTool lt = new JLanguageTool(GERMAN_DE);
      HunspellRule rule = new GermanSpellerRule(TestTools.getMessages("de"), GERMAN_DE);
      String sig = "-- " +
              "Das ist eine deutsche Signatur.\n" +
              "Eigentlich egal, was hier genau steht. Aber es reicht, um den Gesamttext als deutsch zu erkennen.\n";
      //assertZZ(lt, rule, "Hi Tom, I'm happy to discuss the\n\n" + sig);  // "Hi Tom, I'm happy" also accepted by German speller
      //assertZZ(lt, rule, "Tom, I'm happy to discuss the\n\n" + sig);
      assertZZ(lt, rule, "Tom, could we meet next Monday\n\n" + sig);
    }
  
    private void assertZZ(JLanguageTool lt, HunspellRule rule, String input) throws IOException {
      List<AnalyzedSentence> analyzedSentences = lt.analyzeText(input);
      RuleMatch[] matches = rule.match(analyzedSentences.get(0));
      /*System.out.println("--> " + input);
      for (RuleMatch ruleMatch : matches) {
        System.out.println(">>>" + ruleMatch.getRule().getId() + " " + ruleMatch.getErrorLimitLang());
      }*/
      assertThat(analyzedSentences.size(), is(4));
      assertThat(matches.length, is(5));
      boolean hasErrorLimitLang = false;
      for (RuleMatch rm : matches) {
        if (rm.getErrorLimitLang() != null && rm.getErrorLimitLang().equals("en")) {
          hasErrorLimitLang = true;
          break;
        }
      }
      assertTrue("Should have at least one match with errorLimitLang == \"en\"", hasErrorLimitLang);
    }
  
  }
  