StringUtilTest.java

/*
 * This program is free software; you can redistribute it and/or modify it under the 
 * terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software 
 * Foundation.
 *
 * You should have received a copy of the GNU Lesser General Public License along with this 
 * program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html 
 * or from the Free Software Foundation, Inc., 
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * 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 Lesser General Public License for more details.
 *
 * Copyright 2006 - 2008 Pentaho Corporation.  All rights reserved.
 *
 * @created August 17, 2006
 * @author Michael D'Amour
 * 
 */
package org.pentaho.test.platform.util;

import junit.framework.Assert;
import junit.framework.TestCase;

import org.pentaho.platform.util.StringUtil;

public class StringUtilTest extends TestCase {

  public void testTokenStringToArray() {

    String[] array = StringUtil.tokenStringToArray("This is a test to convert this string into an array", " "); //$NON-NLS-1$ //$NON-NLS-2$
    StringBuffer buffer = new StringBuffer();

    for (String element : array) {
      buffer.append(element.toString());
      buffer.append(" "); //$NON-NLS-1$
    }

    Assert.assertEquals(buffer.toString().trim(), "This is a test to convert this string into an array"); //$NON-NLS-1$
  }

  public void testDoesPathContainParentPathSegment() {

    String[] matchStrings = { "../bart/maggie.xml", //$NON-NLS-1$
        "/bart/..", //$NON-NLS-1$
        "/bart/../maggie/homer.xml", //$NON-NLS-1$
        "..//bart/maggie.xml", //$NON-NLS-1$
        "/bart//..", //$NON-NLS-1$
        "/bart//../maggie/homer.xml", //$NON-NLS-1$
        "/bart/judi" + '\0' + ".xml", //$NON-NLS-1$ //$NON-NLS-2$
        "/../", //$NON-NLS-1$
        "/..", //$NON-NLS-1$
        "../", //$NON-NLS-1$
        "..\\bart\\maggie.xml", //$NON-NLS-1$
        "\\bart\\..", //$NON-NLS-1$
        "\\bart\\" + '\0' + ".png", //$NON-NLS-1$ //$NON-NLS-2$
        "\\bart\\..\\maggie\\homer.xml", //$NON-NLS-1$
        ".." //$NON-NLS-1$
    };

    for (String testString : matchStrings) {
      boolean matches = StringUtil.doesPathContainParentPathSegment(testString);
      Assert.assertTrue(matches);
    }

    String[] noMatchStrings = { "I am clean", //$NON-NLS-1$
        "/go/not/parent.xml", //$NON-NLS-1$
        "\\go\\not\\parent.xml", //$NON-NLS-1$
        "should/not..not/match", //$NON-NLS-1$
        "should/not%0Dnot/match", //$NON-NLS-1$
        "..should/not/match.xml", //$NON-NLS-1$
        "should/not..", //$NON-NLS-1$
        "..." //$NON-NLS-1$
    };

    for (String testString : noMatchStrings) {
      boolean matches = StringUtil.doesPathContainParentPathSegment(testString);
      Assert.assertFalse(matches);
    }
  }

  public static void main(final String[] args) {
    StringUtilTest test = new StringUtilTest();
    try {
      test.testTokenStringToArray();
      test.testDoesPathContainParentPathSegment();

    } finally {
    }

  }
}