1 /**

     2  * SQL-DK

     3  * Copyright © 2013 František Kučera (frantovo.cz)

     4  *

     5  * This program is free software: you can redistribute it and/or modify

     6  * it under the terms of the GNU General Public License as published by

     7  * the Free Software Foundation, either version 3 of the License, or

     8  * (at your option) any later version.

     9  *

    10  * This program is distributed in the hope that it will be useful,

    11  * but WITHOUT ANY WARRANTY; without even the implied warranty of

    12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

    13  * GNU General Public License for more details.

    14  *

    15  * You should have received a copy of the GNU General Public License

    16  * along with this program. If not, see <http://www.gnu.org/licenses/>.

    17  */

    18 package info.globalcode.sql.dk;

    19 

    20 import java.util.regex.Matcher;

    21 import java.util.regex.Pattern;

    22 import org.testng.annotations.Test;

    23 import static org.testng.Assert.*;

    24 

    25 /**

    26  *

    27  * @author Ing. František Kučera (frantovo.cz)

    28  */

    29 public class FunctionsTest {

    30 

    31 	@Test

    32 	public void testEscapeRegEx() {

    33 		for (String original : new String[]{"abcd", "1234", "xxx", "\\Eescape\\Q", "\\Qescape\\E", "abc\\Eescape\\Qdef.", ".", ""}) {

    34 			String patternString = Functions.escapeRegEx(original);

    35 			System.out.println(original + " → " + patternString);

    36 

    37 			Pattern pattern = Pattern.compile(patternString);

    38 

    39 			String testString;

    40 			Matcher m;

    41 

    42 			testString = original;

    43 			m = pattern.matcher(testString);

    44 			assertTrue(m.matches(), "Pattern does not match original string: " + testString);

    45 

    46 			testString = original + "x";

    47 			m = pattern.matcher(testString);

    48 			assertFalse(m.matches(), "Pattern matches wrong string: " + testString);

    49 

    50 			testString = "x" + original;

    51 			m = pattern.matcher(testString);

    52 			assertFalse(m.matches(), "Pattern matches wrong string: " + testString);

    53 

    54 			testString = (original + "ab").substring(1);

    55 			m = pattern.matcher(testString);

    56 			assertFalse(m.matches(), "Pattern matches wrong string: " + testString);

    57 		}

    58 	}

    59 }