/*
 * The Apache Software License, Version 1.1
 *
 * Copyright (c) 2001 The Apache Software Foundation.  All rights
 * reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
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 * 3. The end-user documentation included with the redistribution, if
 *    any, must include the following acknowlegement:
 *       "This product includes software developed by the
 *        Apache Software Foundation (http://www.apache.org/)."
 *    Alternately, this acknowlegement may appear in the software itself,
 *    if and wherever such third-party acknowlegements normally appear.
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 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 */

package org.apache.tools.ant.util.regexp;

/**
 * Tests for all implementations of the Regexp interface.
 *
 * @author <a href="mailto:stefan.bodewig@epost.de">Stefan Bodewig</a> 
 */
public abstract class RegexpTest extends RegexpMatcherTest {

    private static final String test = "abcdefg-abcdefg";
    private static final String pattern = "ab([^d]*)d([^f]*)f";

    public RegexpTest(String name) {
        super(name);
    }

    public final RegexpMatcher getImplementation() {
        return getRegexpImplementation();
    }

    public abstract Regexp getRegexpImplementation();

    public void testSubstitution() {
        Regexp reg = (Regexp) getReg();
        reg.setPattern(pattern);
        assertTrue(reg.matches(test));
        assertEquals("abedcfg-abcdefg", reg.substitute(test, "ab\\2d\\1f", 
                                                       Regexp.MATCH_DEFAULT));
    }

    public void testReplaceFirstSubstitution() {
        Regexp reg = (Regexp) getReg();
        reg.setPattern(pattern);
        assertTrue(reg.matches(test));
        assertEquals("abedcfg-abcdefg", reg.substitute(test, "ab\\2d\\1f", 
                                                       Regexp.REPLACE_FIRST));
    }

    public void testReplaceAllSubstitution() {
        Regexp reg = (Regexp) getReg();
        reg.setPattern(pattern);
        assertTrue(reg.matches(test));
        assertEquals("abedcfg-abedcfg", reg.substitute(test, "ab\\2d\\1f", 
                                                       Regexp.REPLACE_ALL));
    }
}