Package JFlex.tests

Source Code of JFlex.tests.CharClassesTest

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* JFlex 1.4.3                                                             *
* Copyright (C) 1998-2009  Gerwin Klein <lsf@jflex.de>                    *
* All rights reserved.                                                    *
*                                                                         *
* This program is free software; you can redistribute it and/or modify    *
* it under the terms of the GNU General Public License. See the file      *
* COPYRIGHT for more information.                                         *
*                                                                         *
* 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, write to the Free Software Foundation, Inc., *
* 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA                 *
*                                                                         *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

package JFlex.tests;

import JFlex.IntCharSet;
import JFlex.Interval;
import junit.framework.TestCase;

/**
* CharClassesTest
*
* @author Gerwin Klein
* @version $Revision: 433 $, $Date: 2009-01-31 19:52:34 +1100 (Sat, 31 Jan 2009) $
*/
public class CharClassesTest extends TestCase {

  /**
   * Constructor for CharClassesTest.
   * @param arg0
   */
  public CharClassesTest(String arg0) {
    super(arg0);
  }

  public void testAdd1() {
    IntCharSet set = new IntCharSet(new Interval('a','h'));
    set.add(new Interval('o','z'));
    set.add(new Interval('A','Z'));
    set.add(new Interval('h','o'));
    assertEquals("{ ['A'-'Z']['a'-'z'] }", set.toString());
  }

  public void testAdd2() {
    IntCharSet set = new IntCharSet(new Interval('a','h'));
    set.add(new Interval('o','z'));
    set.add(new Interval('A','Z'));
    set.add(new Interval('i','n'));
    assertEquals("{ ['A'-'Z']['a'-'z'] }", set.toString());
  }

  public void testAdd3() {
    IntCharSet set = new IntCharSet(new Interval('a','h'));
    set.add(new Interval('o','z'));
    set.add(new Interval('A','Z'));
    set.add(new Interval('a','n'));
    assertEquals("{ ['A'-'Z']['a'-'z'] }", set.toString());
  }
 
  public void testMergeLast() {
    IntCharSet set = new IntCharSet(new Interval('a','k'));
    assertEquals("{ ['a'-'k'] }", set.toString());
    set.add('l');
    assertEquals("{ ['a'-'l'] }", set.toString());
  }

  public void testAddChar() {
    IntCharSet set = new IntCharSet(new Interval('a','h'));
    set.add(new Interval('o','z'));
    set.add('n');
    set.add('k');
    assertEquals("{ ['a'-'h']['k']['n'-'z'] }", set.toString());
    set.add('i');
    assertEquals("{ ['a'-'i']['k']['n'-'z'] }", set.toString());   
    set.add('j');
    assertEquals("{ ['a'-'k']['n'-'z'] }", set.toString());   
    set.add(new Interval('l','m'));
    assertEquals("{ ['a'-'z'] }", set.toString());   
  }

  public void testCopy() {
    IntCharSet set = new IntCharSet(new Interval('a','z'));
    IntCharSet copy = set.copy();
    Interval i = set.getNext();
    i.end = 'h';
    assertEquals("{ ['a'-'h'] }", set.toString());
    assertEquals("{ ['a'-'z'] }", copy.toString());
  }

  public void testCaseless() {
    IntCharSet set = new IntCharSet(new Interval('a','c'));
    set.add(new Interval('h','o'));
    assertEquals("{ ['A'-'C']['H'-'O']['a'-'c']['h'-'o'] }",
                 set.getCaseless().toString());
  }
}
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