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/**
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* SQL-DK
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* Copyright © 2013 František Kučera (frantovo.cz)
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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package info.globalcode.sql.dk;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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import org.testng.annotations.Test;
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import static org.testng.Assert.*;
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/**
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*
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* @author Ing. František Kučera (frantovo.cz)
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*/
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public class FunctionsTest {
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@Test
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public void testEscapeRegEx() {
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for (String original : new String[]{"abcd", "1234", "xxx", "\\Eescape\\Q", "\\Qescape\\E", "abc\\Eescape\\Qdef.", ".", ""}) {
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String patternString = Functions.escapeRegEx(original);
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System.out.println(original + " → " + patternString);
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Pattern pattern = Pattern.compile(patternString);
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String testString;
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Matcher m;
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testString = original;
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m = pattern.matcher(testString);
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assertTrue(m.matches(), "Pattern does not match original string: " + testString);
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testString = original + "x";
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m = pattern.matcher(testString);
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assertFalse(m.matches(), "Pattern matches wrong string: " + testString);
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testString = "x" + original;
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m = pattern.matcher(testString);
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assertFalse(m.matches(), "Pattern matches wrong string: " + testString);
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testString = (original + "ab").substring(1);
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m = pattern.matcher(testString);
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assertFalse(m.matches(), "Pattern matches wrong string: " + testString);
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}
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}
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}
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