/* 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;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import junit.framework.TestCase;
import org.languagetool.Language;
import org.languagetool.TestTools;
import org.languagetool.rules.patterns.Element;
import org.languagetool.rules.patterns.PatternRule;
public class SameRuleGroupFilterTest extends TestCase {
private static final Language language = TestTools.getDemoLanguage();
public void testFilter() {
final List<Element> fakeElements = new ArrayList<>();
final PatternRule rule1 = new PatternRule("id1", language, fakeElements, "desc1", "msg1", "shortMsg1");
final PatternRule rule2 = new PatternRule("id1", language, fakeElements, "desc2", "msg2", "shortMsg2");
final RuleMatch match1 = new RuleMatch(rule1, 10, 20, "Match1");
final RuleMatch match2 = new RuleMatch(rule2, 15, 25, "Match2");
final SameRuleGroupFilter filter = new SameRuleGroupFilter();
final List<RuleMatch> filteredMatches = filter.filter(Arrays.asList(match1, match2));
assertEquals(1, filteredMatches.size());
assertEquals("Match1", filteredMatches.get(0).getMessage());
}
public void testNoFilteringIfNotOverlapping() {
final List<Element> fakeElements = new ArrayList<>();
final PatternRule rule1 = new PatternRule("id1", language, fakeElements, "desc1", "msg1", "shortMsg1");
final PatternRule rule2 = new PatternRule("id1", language, fakeElements, "desc2", "msg2", "shortMsg2");
final RuleMatch match1 = new RuleMatch(rule1, 10, 20, "Match1");
final RuleMatch match2 = new RuleMatch(rule2, 21, 25, "Match2");
final SameRuleGroupFilter filter = new SameRuleGroupFilter();
final List<RuleMatch> filteredMatches = filter.filter(Arrays.asList(match1, match2));
assertEquals(2, filteredMatches.size());
}
public void testNoFilteringIfDifferentRulegroups() {
final List<Element> fakeElements = new ArrayList<>();
final Rule rule1 = new PatternRule("id1", language, fakeElements, "desc1", "msg1", "shortMsg1");
final Rule rule2 = new PatternRule("id2", language, fakeElements, "desc2", "msg2", "shortMsg2");
final RuleMatch match1 = new RuleMatch(rule1, 10, 20, "Match1");
final RuleMatch match2 = new RuleMatch(rule2, 15, 25, "Match2");
final SameRuleGroupFilter filter = new SameRuleGroupFilter();
final List<RuleMatch> filteredMatches = filter.filter(Arrays.asList(match1, match2));
assertEquals(2, filteredMatches.size());
}
public void testOverlaps() {
final SameRuleGroupFilter filter = new SameRuleGroupFilter();
assertTrue(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(10, 20)));
assertTrue(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(5, 11)));
assertTrue(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(19, 21)));
assertTrue(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(11, 19)));
assertTrue(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(1, 10)));
assertTrue(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(19, 20)));
assertFalse(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(21, 30)));
assertFalse(filter.overlaps(makeRuleMatch(10, 20), makeRuleMatch(1, 9)));
}
private RuleMatch makeRuleMatch(int fromPos, int toPos) {
return new RuleMatch(null, fromPos, toPos, "FakeMatch1");
}
}