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From orlikow...@apache.org
Subject cvs commit: jakarta-bsf/src/org/apache/bsf/test/utilTests StringUtilsTest.java
Date Mon, 14 Jun 2004 18:38:57 GMT
orlikowski    2004/06/14 11:38:57

  Added:       src/org/apache/bsf/test/utilTests StringUtilsTest.java
  Log:
  A test suite for StringUtils. Thanks!
  
  Submitted by: Thusitha Perera <pererawt@yahoo.com>
  Reviewed by: Victor J. Orlikowski <orlikowski@apache.org>
  
  Revision  Changes    Path
  1.1                  jakarta-bsf/src/org/apache/bsf/test/utilTests/StringUtilsTest.java
  
  Index: StringUtilsTest.java
  ===================================================================
  /*
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2004 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
   *    notice, this list of conditions and the following disclaimer in
   *    the documentation and/or other materials provided with the
   *    distribution.
   *
   * 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.
   *
   * 4. The names "Apache BSF", "Apache", and "Apache Software Foundation"
   *    must not be used to endorse or promote products derived from
   *    this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
   * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
   * DISCLAIMED.  IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
   * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
   * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
   * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
   * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
   * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many individuals
   * on behalf of the Apache Software Foundation and was originally created by
   * Sanjiva Weerawarana and others at International Business Machines
   * Corporation. For more information on the Apache Software Foundation,
   * please see <http://www.apache.org/>.
   */
  
  package org.apache.bsf.test.utilTests;
  
  import java.io.BufferedReader;
  import java.io.File;
  import java.io.FileWriter;
  import java.io.IOException;
  import java.io.PrintWriter;
  import java.io.Reader;
  import java.net.MalformedURLException;
  import java.util.Vector;
  
  import org.apache.bsf.util.StringUtils;
  
  import junit.framework.TestCase;
  
  /**
   * This is a testcase for org.apache.bsf.util.StringUtils.java
   *
   * @author Sanka Samaranayake <sanka_hdins@yahoo.com>
   * @author Nilupa Bandara     <nilupa@opensource.lk>
   *
   */
  public class StringUtilsTest extends TestCase {
  
      static private final String lineSeparator =
          System.getProperty("line.separator", "\n");
  
      /**
       * Constructor for StringUtilsTest.
       * @param arg0
       */
      public StringUtilsTest (String arg0) {
          super(arg0);
      }
  
      public void testClassNameToVarName() {
  
          assertTrue((StringUtils.classNameToVarName("int")).equals(new String("int")));
          assertTrue((StringUtils.classNameToVarName("int[][][]")).equals(new String("int_3D")));
          assertNull((StringUtils.classNameToVarName("")));
      }
  
      public void testCleanString() {
  
          String result;
  
          result = StringUtils.cleanString("\"");
          assertTrue(result.equals("\\\""));
  
          result = StringUtils.cleanString("\\");
          assertTrue(result.equals("\\\\"));
  
          result = StringUtils.cleanString("\n");
          assertTrue(result.equals("\\n"));
  
          result = StringUtils.cleanString("\r");
          assertTrue(result.equals("\\r"));
  
      }
  
      public void testGetChars() {
  
          String result;
  
          result = StringUtils.getChars(1, 'a');
          assertTrue(result.equals(new String("a")));
  
          result = StringUtils.getChars(1, ' ');
          assertTrue(result.equals(new String(" ")));
  
          result = StringUtils.getChars(10, ' ');
          assertTrue(result.equals(new String("          ")));
  
          result = StringUtils.getChars(-1, 'a');
          assertTrue(result.equals(new String("")));
  
      }
  
      public void testGetClassName() {
          String result;
  
          result = StringUtils.getClassName((new Byte("0")).getClass());
          assertTrue(result.equals(new String("java.lang.Byte")));
  
          result = StringUtils.getClassName((new Byte[0][0][0]).getClass());
          assertTrue(result.equals(new String("java.lang.Byte[][][]")));
  
          result = StringUtils.getClassName((new String("")).getClass());
          assertTrue(result.equals(new String("java.lang.String")));
  
          result = StringUtils.getClassName((new String[0][0][0]).getClass());
          assertTrue(result.equals(new String("java.lang.String[][][]")));
  
      }
  
      public void testGetCommaListFromVector() {
  
          String result;
  
          Vector vector = new Vector();
          vector.add(new Character('a'));
          vector.add(new Character('b'));
  
          result = StringUtils.getCommaListFromVector(vector);
          assertTrue(result.equals(new String("a, b")));
  
          result = StringUtils.getCommaListFromVector(new Vector());
          assertTrue(result.equals(new String("")));
  
      }
  
      public void testGetContentAsReader()
          throws MalformedURLException, IOException {
  
              Reader reader;
  
              File myFile = File.createTempFile("Test", "txt");
  
              FileWriter fw = new FileWriter(myFile);
              PrintWriter pw = new PrintWriter(fw);
              pw.println("file name : Test.txt");
              pw.flush();
  
              reader = StringUtils.getContentAsReader(myFile.toURL());
              BufferedReader bf = new BufferedReader(reader);
              assertTrue(bf.readLine().equals(
                                              new String("file name : Test.txt")));
  
          }
  
      public void testGetContentAsString() throws IOException{
  
          String result;
  
          File myFile = File.createTempFile("Test", "txt");
  
          FileWriter fw = new FileWriter(myFile);
          PrintWriter pw = new PrintWriter(fw);
          pw.println("file name : Test.txt");
          pw.flush();
  
          result = StringUtils.getContentAsString(myFile.toURL());
          assertTrue(result.equals(new String("file name : Test.txt" +
                                              lineSeparator)));
  
      }
  
      public void testGetSafeString() {
          String result;
  
          result = StringUtils.getSafeString("test-string");
          assertTrue(result.equals(new String("\"test-string\"" +
                                              lineSeparator)));
          //checks for an empty string ..
          result = StringUtils.getSafeString("");
          assertTrue(result.equals(new String("\"\"" +
                                              lineSeparator)));
  
          result = StringUtils.getSafeString("\n");
          assertTrue(result.equals(new String("\"\"" +
                                              lineSeparator)));
  
          result = StringUtils.getSafeString("\r");
          assertTrue(result.equals(new String("\"\"" +
                                              lineSeparator)));
  
          result = StringUtils.getSafeString("\\n");
          assertTrue(result.equals(new String("\"\\\\n\"" +
                                              lineSeparator)));
  
          result = StringUtils.getSafeString("\\r");
          assertTrue(result.equals(new String("\"\\\\r\"" +
                                              lineSeparator)));
  
      }
  
      public void testGetValidIdentifierName(){
  
          assertTrue((StringUtils.getValidIdentifierName("identifier")).equals(
                                                                               new String("identifier")));
  
          assertTrue((StringUtils.getValidIdentifierName("0identifier")).equals(
                                                                                new String("_identifier")));
  
          assertTrue((StringUtils.getValidIdentifierName("i0dentifier")).equals(
                                                                                new String("i0dentifier")));
  
          assertTrue((StringUtils.getValidIdentifierName("$identifier")).equals(
                                                                                new String("$identifier")));
  
          assertTrue((StringUtils.getValidIdentifierName("identi$fier")).equals(
                                                                                new String("identi$fier")));
  
          assertTrue((StringUtils.getValidIdentifierName(" identifier")).equals(
                                                                                new String("_identifier")));
  
          assertTrue((StringUtils.getValidIdentifierName("identi fier")).equals(
                                                                                new String("identi_fier")));
  
          // checks for a empty string which should return null
          assertNull(StringUtils.getValidIdentifierName(""));
  
          // checks for a null value which should return null
          assertNull(StringUtils.getValidIdentifierName(null));
      }
  
      public void testIsValidIdentifierName() {
  
          assertTrue(StringUtils.isValidIdentifierName("identifier"));
  
          assertTrue(!StringUtils.isValidIdentifierName("0identifier"));
  
          assertTrue(StringUtils.isValidIdentifierName("i0dentifier"));
  
          assertTrue(StringUtils.isValidIdentifierName("$identifier"));
  
          assertTrue(StringUtils.isValidIdentifierName("identi$fier"));
  
          assertTrue(!StringUtils.isValidIdentifierName(" identifier"));
  
          assertTrue(!StringUtils.isValidIdentifierName("identi fier"));
  
          // checks for a null value .. should return null
          assertNull(StringUtils.getValidIdentifierName(null));
  
          // checks for an empty string .. should return null
          assertNull(StringUtils.getValidIdentifierName(""));
  
      }
  
      public void testIsValidPackageName() {
  
          assertTrue(StringUtils.isValidPackageName("org"));
  
          assertTrue(StringUtils.isValidPackageName("org.apache.bsf"));
  
          // checks whether the package name ends with a '.'
          assertTrue(!StringUtils.isValidPackageName("org.apache.bsf."));
  
          // checks whether the package name includes '..'
          assertTrue(!StringUtils.isValidPackageName("org.apache.bsf.."));
  
          // checks for an empty string which is ok ..
          assertTrue(StringUtils.isValidPackageName(""));
  
          // checks for a null value
          assertTrue(!StringUtils.isValidPackageName(null));
      }
  }
  
  
  

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