/**
* SQL-DK
* Copyright © 2013 František Kučera (frantovo.cz)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package info.globalcode.sql.dk;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.testng.annotations.Test;
import static org.testng.Assert.*;
/**
*
* @author Ing. František Kučera (frantovo.cz)
*/
public class FunctionsTest {
@Test
public void testEscapeRegEx() {
for (String original : new String[]{"abcd", "1234", "xxx", "\\Eescape\\Q", "\\Qescape\\E", "abc\\Eescape\\Qdef.", ".", ""}) {
String patternString = Functions.escapeRegEx(original);
System.out.println(original + " → " + patternString);
Pattern pattern = Pattern.compile(patternString);
String testString;
Matcher m;
testString = original;
m = pattern.matcher(testString);
assertTrue(m.matches(), "Pattern does not match original string: " + testString);
testString = original + "x";
m = pattern.matcher(testString);
assertFalse(m.matches(), "Pattern matches wrong string: " + testString);
testString = "x" + original;
m = pattern.matcher(testString);
assertFalse(m.matches(), "Pattern matches wrong string: " + testString);
testString = (original + "ab").substring(1);
m = pattern.matcher(testString);
assertFalse(m.matches(), "Pattern matches wrong string: " + testString);
}
}
}