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/* LanguageTool, a natural language style checker
* Copyright (C) 2005 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 de.danielnaber.languagetool;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import junit.framework.TestCase;
import de.danielnaber.languagetool.JLanguageTool.paragraphHandling;
import de.danielnaber.languagetool.rules.RuleMatch;
import de.danielnaber.languagetool.rules.patterns.PatternRule;
/**
* @author Daniel Naber
*/
public class JLanguageToolTest extends TestCase {
// used on http://www.languagetool.org/usage/
/*
public void testDemo() throws IOException {
JLanguageTool langTool = new JLanguageTool(Language.ENGLISH);
langTool.activateDefaultPatternRules();
List<RuleMatch> matches = langTool.check("A sentence " +
"with a error in the Hitchhiker's Guide tot he Galaxy");
for (RuleMatch match : matches) {
System.out.println("Potential error at line " +
match.getEndLine() + ", column " +
match.getColumn() + ": " + match.getMessage());
System.out.println("Suggested correction: " +
match.getSuggestedReplacements());
}
}
*/
public void testEnglish() throws IOException {
final JLanguageTool tool = new JLanguageTool(Language.ENGLISH);
List<RuleMatch> matches = tool.check("A test that should not give errors.");
assertEquals(0, matches.size());
matches = tool.check("A test test that should give errors.");
assertEquals(1, matches.size());
matches = tool.check("I can give you more a detailed description.");
assertEquals(0, matches.size());
assertEquals(8, tool.getAllRules().size());
final List<PatternRule> rules = tool.loadPatternRules(JLanguageTool.getDataBroker().getRulesDir()
+ "/en/grammar.xml");
for (PatternRule patternRule : rules) {
tool.addRule(patternRule);
}
assertTrue(tool.getAllRules().size() > 3);
matches = tool.check("I can give you more a detailed description.");
assertEquals(1, matches.size());
tool.disableRule("MORE_A_JJ");
matches = tool.check("I can give you more a detailed description.");
assertEquals(0, matches.size());
tool.disableCategory("Possible Typos");
matches = tool.check("I've go to go.");
assertEquals(0, matches.size());
}
public void testGerman() throws IOException {
final JLanguageTool tool = new JLanguageTool(Language.GERMAN);
List<RuleMatch> matches = tool.check("Ein Test, der keine Fehler geben sollte.");
assertEquals(0, matches.size());
matches = tool.check("Ein Test Test, der Fehler geben sollte.");
assertEquals(1, matches.size());
final List<PatternRule> rules = tool.loadPatternRules(JLanguageTool.getDataBroker().getRulesDir()
+ "/de/grammar.xml");
for (PatternRule patternRule : rules) {
tool.addRule(patternRule);
}
tool.setListUnknownWords(true);
// German rule has no effect with English error:
matches = tool.check("I can give you more a detailed description");
assertEquals(0, matches.size());
//test unknown words listing
assertEquals("[I, can, detailed, give, more, you]", tool.getUnknownWords().toString());
}
public void testDutch() throws IOException {
final JLanguageTool tool = new JLanguageTool(Language.DUTCH);
final List<PatternRule> rules = tool.loadPatternRules(JLanguageTool.getDataBroker().getRulesDir()
+ "/nl/grammar.xml");
for (PatternRule patternRule : rules) {
tool.addRule(patternRule);
}
List<RuleMatch> matches = tool.check("Een test, die geen fouten mag geven.");
assertEquals(0, matches.size());
matches = tool.check("Een test test, die een fout moet geven.");
assertEquals(1, matches.size());
//test uppercasing rule:
/*
matches = tool.check("De Afdeling Beheer kan het");
assertEquals(1, matches.size());
assertEquals("Als Afdeling geen deel uitmaakt van de naam, dan is juist:<suggestion>afdeling</suggestion>", matches.get(0).getMessage());
*/
// Dutch rule has no effect with English error:
matches = tool.check("I can give you more a detailed description");
assertEquals(0, matches.size());
}
public void testPolish() throws IOException {
JLanguageTool tool = new JLanguageTool(Language.POLISH);
assertEquals("[PL]", Arrays.toString(Language.POLISH.getCountryVariants()));
List<RuleMatch> matches = tool.check("To jest całkowicie prawidłowe zdanie.");
assertEquals(0, matches.size());
matches = tool.check("To jest jest problem.");
assertEquals(1, matches.size());
//this rule is by default off
matches = tool.check("Był on bowiem pięknym strzelcem bowiem.");
assertEquals(0, matches.size());
tool.enableDefaultOffRule("PL_WORD_REPEAT");
matches = tool.check("Był on bowiem pięknym strzelcem bowiem.");
assertEquals(1, matches.size());
List<PatternRule> rules = tool.loadPatternRules(JLanguageTool.getDataBroker().getRulesDir()
+ "/pl/grammar.xml");
for (final PatternRule rule : rules) {
tool.addRule(rule);
}
matches = tool.check("Premier drapie się w ucho co i rusz.");
assertEquals(1, matches.size());
// Polish rule has no effect with English error:
matches = tool.check("I can give you more a detailed description");
assertEquals(0, matches.size());
tool.setListUnknownWords(true);
matches = tool.check("This is not a Polish text.");
assertEquals("[Polish, This, is]", tool.getUnknownWords().toString());
//check positions relative to sentence ends
matches = tool.check("To jest tekst.\nTest 1. To jest linia w której nie ma przecinka.");
assertEquals(16, matches.get(0).getColumn());
//with a space...
matches = tool.check("To jest tekst. \nTest 1. To jest linia w której nie ma przecinka.");
assertEquals(16, matches.get(0).getColumn());
matches = tool.check("To jest tekst. Test 1. To jest linia w której nie ma przecinka.");
assertEquals(30, matches.get(0).getColumn());
//recheck with the -b mode...
final Language lang = Language.POLISH;
lang.getSentenceTokenizer().setSingleLineBreaksMarksParagraph(
true);
tool = new JLanguageTool(lang);
rules = tool.loadPatternRules(JLanguageTool.getDataBroker().getRulesDir()
+ "/pl/grammar.xml");
for (final PatternRule rule : rules) {
tool.addRule(rule);
}
matches = tool.check("To jest tekst.\nTest 1. To jest linia w której nie ma przecinka.");
assertEquals(16, matches.get(0).getColumn());
//with a space...
matches = tool.check("To jest tekst. \nTest 1. To jest linia w której nie ma przecinka.");
assertEquals(16, matches.get(0).getColumn());
matches = tool.check("To jest tekst. To jest linia w której nie ma przecinka.");
assertEquals(23, matches.get(0).getColumn());
}
public void testSlovenian() throws IOException {
final JLanguageTool tool = new JLanguageTool(Language.SLOVENIAN);
List<RuleMatch> matches = tool.check("Kupil je npr. jajca, moko in mleko.");
assertEquals(0, matches.size());
}
public void testCountLines() {
assertEquals(0, JLanguageTool.countLineBreaks(""));
assertEquals(1, JLanguageTool.countLineBreaks("Hallo,\nnächste Zeile"));
assertEquals(2, JLanguageTool.countLineBreaks("\nZweite\nDritte"));
assertEquals(4, JLanguageTool.countLineBreaks("\nZweite\nDritte\n\n"));
}
public void testAnalyzedSentence() throws IOException {
final JLanguageTool tool = new JLanguageTool(Language.ENGLISH);
//test soft-hyphen ignoring:
assertEquals("<S> This[this/DT] is[be/VBZ] a[a/DT] tested[tested/JJ,test/VBD,test/VBN,tested] sentence[sentence/NN,sentence/VB,sentence/VBP].[./.,</S>]", tool.getAnalyzedSentence("This is a test\u00aded sentence.").toString());
//test paragraph ends adding
assertEquals("<S> </S><P/> ", tool.getAnalyzedSentence("\n").toString());
}
public void testParaRules() throws IOException {
final JLanguageTool tool = new JLanguageTool(Language.ENGLISH);
//run normally
List<RuleMatch> matches = tool.check("(This is an quote.\n It ends in the second sentence.");
assertEquals(2, matches.size());
assertEquals(2, tool.getSentenceCount());
//run in a sentence-only mode
matches = tool.check("(This is an quote.\n It ends in the second sentence.", false, paragraphHandling.ONLYNONPARA);
assertEquals(1, matches.size());
assertEquals("EN_A_VS_AN", matches.get(0).getRule().getId());
assertEquals(1, tool.getSentenceCount());
//run in a paragraph mode - single sentence
matches = tool.check("(This is an quote.\n It ends in the second sentence.", false, paragraphHandling.ONLYPARA);
assertEquals(1, matches.size());
assertEquals("EN_UNPAIRED_BRACKETS", matches.get(0).getRule().getId());
assertEquals(1, tool.getSentenceCount());
//run in a paragraph mode - many sentences
matches = tool.check("(This is an quote.\n It ends in the second sentence.", true, paragraphHandling.ONLYPARA);
assertEquals(1, matches.size());
assertEquals("EN_UNPAIRED_BRACKETS", matches.get(0).getRule().getId());
assertEquals(2, tool.getSentenceCount());
}
public void testWhitespace() throws IOException {
final JLanguageTool tool = new JLanguageTool(Language.ENGLISH);
final AnalyzedSentence raw = tool.getRawAnalyzedSentence("Let's do a \"test\", do you understand?");
final AnalyzedSentence cooked = tool.getAnalyzedSentence("Let's do a \"test\", do you understand?");
//test if there was a change
assertFalse(raw.equals(cooked));
//see if nothing has been deleted
assertEquals(raw.getTokens().length, cooked.getTokens().length);
int i = 0;
for (final AnalyzedTokenReadings atr : raw.getTokens()) {
assertEquals(atr.isWhitespaceBefore(),
cooked.getTokens()[i].isWhitespaceBefore());
i++;
}
}
}
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