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/* |
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* The Apache Software License, Version 1.1 |
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* |
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* Copyright (c) 2000 The Apache Software Foundation. All rights |
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* reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in |
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* the documentation and/or other materials provided with the |
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* distribution. |
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* |
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* 3. The end-user documentation included with the redistribution, if |
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* any, must include the following acknowlegement: |
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* "This product includes software developed by the |
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* Apache Software Foundation (http://www.apache.org/)." |
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* Alternately, this acknowlegement may appear in the software itself, |
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* if and wherever such third-party acknowlegements normally appear. |
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* |
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* 4. The names "The Jakarta Project", "Tomcat", and "Apache Software |
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* Foundation" must not be used to endorse or promote products derived |
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* from this software without prior written permission. For written |
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* permission, please contact apache@apache.org. |
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* |
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* 5. Products derived from this software may not be called "Apache" |
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* nor may "Apache" appear in their names without prior written |
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* permission of the Apache Group. |
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* |
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR |
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF |
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, |
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT |
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* ==================================================================== |
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* |
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* This software consists of voluntary contributions made by many |
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* individuals on behalf of the Apache Software Foundation. For more |
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* information on the Apache Software Foundation, please see |
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* <http://www.apache.org/>. |
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*/ |
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package org.apache.tools.ant.util.regexp; |
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import java.util.Vector; |
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import junit.framework.Test; |
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import junit.framework.TestCase; |
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import junit.framework.TestSuite; |
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/** |
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* Tests for all implementations of the RegexpMatcher interface. |
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* |
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* @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a> |
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*/ |
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public abstract class RegexpMatcherTest extends TestCase { |
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public abstract RegexpMatcher getImplementation(); |
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public RegexpMatcherTest(String name) { |
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super(name); |
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} |
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public void testMatches() { |
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RegexpMatcher reg = getImplementation(); |
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reg.setPattern("aaaa"); |
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assert("aaaa should match itself", reg.matches("aaaa")); |
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assert("aaaa should match xaaaa", reg.matches("xaaaa")); |
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assert("aaaa shouldn\'t match xaaa", !reg.matches("xaaa")); |
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reg.setPattern("^aaaa"); |
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assert("^aaaa shouldn\'t match xaaaa", !reg.matches("xaaaa")); |
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assert("^aaaa should match aaaax", reg.matches("aaaax")); |
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reg.setPattern("aaaa$"); |
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assert("aaaa$ shouldn\'t match aaaax", !reg.matches("aaaax")); |
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assert("aaaa$ should match xaaaa", reg.matches("xaaaa")); |
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reg.setPattern("[0-9]+"); |
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assert("[0-9]+ should match 123", reg.matches("123")); |
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assert("[0-9]+ should match 1", reg.matches("1")); |
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assert("[0-9]+ shouldn\'t match \'\'", !reg.matches("")); |
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assert("[0-9]+ shouldn\'t match a", !reg.matches("a")); |
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reg.setPattern("[0-9]*"); |
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assert("[0-9]* should match 123", reg.matches("123")); |
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assert("[0-9]* should match 1", reg.matches("1")); |
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assert("[0-9]* should match \'\'", reg.matches("")); |
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assert("[0-9]* should match a", reg.matches("a")); |
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reg.setPattern("([0-9]+)=\\1"); |
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assert("([0-9]+)=\\1 should match 1=1", reg.matches("1=1")); |
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assert("([0-9]+)=\\1 shouldn\'t match 1=2", !reg.matches("1=2")); |
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} |
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public void testGroups() { |
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RegexpMatcher reg = getImplementation(); |
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reg.setPattern("aaaa"); |
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Vector v = reg.getGroups("xaaaa"); |
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assertEquals("No parens -> no extra groups", 1, v.size()); |
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assertEquals("Trivial match with no parens", "aaaa", |
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(String) v.elementAt(0)); |
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reg.setPattern("(aaaa)"); |
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v = reg.getGroups("xaaaa"); |
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assertEquals("Trivial match with single paren", 2, v.size()); |
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assertEquals("Trivial match with single paren, full match", "aaaa", |
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(String) v.elementAt(0)); |
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assertEquals("Trivial match with single paren, matched paren", "aaaa", |
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(String) v.elementAt(0)); |
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reg.setPattern("(a+)b(b+)"); |
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v = reg.getGroups("xaabb"); |
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assertEquals(3, v.size()); |
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assertEquals("aabb", (String) v.elementAt(0)); |
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assertEquals("aa", (String) v.elementAt(1)); |
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assertEquals("b", (String) v.elementAt(2)); |
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} |
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} |
Stefan Bodewig