/*
    * $Source: /usr/cvsroot/melati/melati/src/test/java/org/melati/util/test/HttpHeaderTest.java,v $
    * $Revision: 1.6 $
    *
    * Copyright (C) 2003 Jim Wright
    *
    * Part of Melati (http://melati.org), a framework for the rapid
    * development of clean, maintainable web applications.
    *
   * Melati is free software; Permission is granted to copy, distribute
   * and/or modify this software under the terms either:
   *
   * a) the GNU General Public License as published by the Free Software
   *    Foundation; either version 2 of the License, or (at your option)
   *    any later version,
   *
   *    or
   *
   * b) any version of the Melati Software License, as published
   *    at http://melati.org
   *
   * You should have received a copy of the GNU General Public License and
   * the Melati Software License along with this program;
   * if not, write to the Free Software Foundation, Inc.,
   * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA to obtain the
   * GNU General Public License and visit http://melati.org to obtain the
   * Melati Software License.
   *
   * Feel free to contact the Developers of Melati (http://melati.org),
   * if you would like to work out a different arrangement than the options
   * outlined here.  It is our intention to allow Melati to be used by as
   * wide an audience as possible.
   *
   * 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.
   *
   * Contact details for copyright holder:
   *
   *     Jim Wright <jimw@paneris.org>
   *     Bohemian Enterprise
   *     Predmerice nad Jizerou 77
   *     294 74
   *     Mlada Boleslav
   *     Czech Republic
   */
  
  package org.melati.util.test;
  
  import junit.framework.TestCase;
  
  import org.melati.util.HttpHeader;
  
  /**
   * Tests the corresponding class in the superpackage.
   *
   * @see HttpHeader
   * @author jimw@paneris.org
   * @version $Version$
   */
  public class HttpHeaderTest extends TestCase {
  
    /**
     * Constructor.
     */
    public HttpHeaderTest(String testCaseName) {
      super(testCaseName);
    }
  
    /**
     * Test a parsing of headers.
     */
    public void testCommaSeparated() throws Exception {
      String fields = "\"malted barley\"; q=0.5, ,wheat ,,\t oats, maize";
      // Excuse the pun
      HttpHeader cornFields = new HttpHeader(fields);
  
      HttpHeader.TokenAndQValueIterator taqvi = cornFields.tokenAndQValueIterator();
      HttpHeader.TokenAndQValue taqv;
      
      assertTrue(taqvi.hasNext());
      taqv = taqvi.nextTokenAndQValue();
      assertEquals("malted barley", taqv.token);
      assertEquals(0.5f, taqv.q, 0.0001f);
  
      assertTrue(taqvi.hasNext());
      taqv = taqvi.nextTokenAndQValue();
      assertEquals("wheat", taqv.token);
      assertEquals(1.0f, taqv.q, 0.0001f);
  
      assertTrue(taqvi.hasNext());
      taqv = (HttpHeader.TokenAndQValue)taqvi.nextElement();
      assertEquals("oats", taqv.token);
      assertEquals(1.0f, taqv.q, 0.0001f);
      try {
        taqvi.remove();
        assertTrue(false);
      }
     catch (UnsupportedOperationException e) {
       e = null; // shut PMD up
     }
 
     assertTrue(taqvi.hasMoreElements());
     taqv = taqvi.nextTokenAndQValue();
     assertEquals("maize", taqv.token);
     assertEquals(1.0f, taqv.q, 0.0001f);
 
     assertTrue(! taqvi.hasNext());
     assertTrue(! taqvi.hasMoreElements());
     assertTrue(taqvi.next() instanceof HttpHeader.HttpHeaderException);
 
     try {
       cornFields = new HttpHeader("");
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
     catch (AssertionError e) {
       // This is the current policy. "" is treated as null if
       // assertions are switched off.
       e = null; // shut PMD up
     }
       
     try {
       cornFields = new HttpHeader(",EmptyFirst");
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
 
     try {
       cornFields = new HttpHeader("First . Second");
       taqvi = cornFields.tokenAndQValueIterator();
       taqvi.nextTokenAndQValue();
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
 
     try {
       cornFields = new HttpHeader("=");
       taqvi = cornFields.tokenAndQValueIterator();
       taqvi.nextTokenAndQValue();
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
 
     try {
       cornFields = new HttpHeader("hello; = 0.1");
       taqvi = cornFields.tokenAndQValueIterator();
       taqvi.nextTokenAndQValue();
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
 
     try {
       cornFields = new HttpHeader("hello; r = 0.1");
       taqvi = cornFields.tokenAndQValueIterator();
       taqvi.nextTokenAndQValue();
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
       
     try {
       cornFields = new HttpHeader("hello hello");
       taqvi = cornFields.tokenAndQValueIterator();
       taqvi.nextTokenAndQValue();
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
 
     try {
       cornFields = new HttpHeader("hello; q = p");
       taqvi = cornFields.tokenAndQValueIterator();
       taqvi.nextTokenAndQValue();
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
 
     try {
       cornFields = new HttpHeader("hello; q - 0.0");
       taqvi = cornFields.tokenAndQValueIterator();
       taqvi.nextTokenAndQValue();
       assertTrue(false);
     }
     catch (HttpHeader.HttpHeaderException e) {
       e = null; // shut PMD up
     }
 
 /* tokenizer is protected
     try {
       cornFields = new HttpHeader("hello");
       cornFields.tokenizer.readQValue();
       assertTrue(false);
     }
     catch (Exception e) {
     }
 
     try {
       cornFields = new HttpHeader("hello");
       cornFields.tokenizer.skipCommaSeparator();
       assertTrue(false);
     }
     catch (Exception e) {
     }
 */
   }
 
 }