/*
    * ====================================================================
    * Licensed to the Apache Software Foundation (ASF) under one
    * or more contributor license agreements.  See the NOTICE file
    * distributed with this work for additional information
    * regarding copyright ownership.  The ASF licenses this file
    * to you under the Apache License, Version 2.0 (the
    * "License"); you may not use this file except in compliance
    * with the License.  You may obtain a copy of the License at
   *
   *   http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   * ====================================================================
   *
   * 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.http.message;
  
  import org.apache.http.NameValuePair;
  import org.junit.Assert;
  import org.junit.Test;
  
  /**
   * Unit tests for {@link NameValuePair}.
   *
   */
  public class TestNameValuePair {
  
      @Test
      public void testConstructor() {
          final NameValuePair param = new BasicNameValuePair("name", "value");
          Assert.assertEquals("name", param.getName());
          Assert.assertEquals("value", param.getValue());
      }
  
      @Test
      public void testInvalidName() {
          try {
              new BasicNameValuePair(null, null);
              Assert.fail("IllegalArgumentException should have been thrown");
          } catch (final IllegalArgumentException ex) {
              //expected
          }
      }
  
      @Test
      public void testHashCode() {
          final NameValuePair param1 = new BasicNameValuePair("name1", "value1");
          final NameValuePair param2 = new BasicNameValuePair("name2", "value2");
          final NameValuePair param3 = new BasicNameValuePair("name1", "value1");
          Assert.assertTrue(param1.hashCode() != param2.hashCode());
          Assert.assertTrue(param1.hashCode() == param3.hashCode());
      }
  
      @Test
      public void testEquals() {
          final NameValuePair param1 = new BasicNameValuePair("name1", "value1");
          final NameValuePair param2 = new BasicNameValuePair("name2", "value2");
          final NameValuePair param3 = new BasicNameValuePair("name1", "value1");
          Assert.assertFalse(param1.equals(param2));
          Assert.assertFalse(param1.equals(null));
          Assert.assertFalse(param1.equals("name1 = value1"));
          Assert.assertTrue(param1.equals(param1));
          Assert.assertTrue(param2.equals(param2));
          Assert.assertTrue(param1.equals(param3));
      }
  
      @Test
      public void testToString() {
          final NameValuePair param1 = new BasicNameValuePair("name1", "value1");
          Assert.assertEquals("name1=value1", param1.toString());
          final NameValuePair param2 = new BasicNameValuePair("name1", null);
          Assert.assertEquals("name1", param2.toString());
      }
  
      @Test
      public void testCloning() throws Exception {
          final BasicNameValuePair orig = new BasicNameValuePair("name1", "value1");
          final BasicNameValuePair clone = (BasicNameValuePair) orig.clone();
          Assert.assertEquals(orig, clone);
      }
  
  }