/*
    * 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.
   */
  package org.apache.commons.collections.primitives.adapters.io;
  
  import java.io.Reader;
  
  import junit.framework.Test;
  import junit.framework.TestCase;
  import junit.framework.TestSuite;
  
  import org.apache.commons.collections.primitives.ArrayCharList;
  import org.apache.commons.collections.primitives.CharList;
  
  /**
   * @version $Revision: 480451 $ $Date: 2006-11-29 02:45:08 -0500 (Wed, 29 Nov 2006) $
   * @author Rodney Waldhoff
   */
  public class TestCharIteratorReader extends TestCase {
  
      // conventional
      // ------------------------------------------------------------------------
  
      public TestCharIteratorReader(String testName) {
          super(testName);
      }
  
      public static Test suite() {
          return new TestSuite(TestCharIteratorReader.class);
      }
  
      // ------------------------------------------------------------------------
      
  
  
      // ------------------------------------------------------------------------
      
      public void testReadNonEmpty() throws Exception {
          String str = "The quick brown fox jumped over the lazy dogs.";
          CharList list = new ArrayCharList();
          for(int i = 0; i < str.length(); i++) {
              list.add(str.charAt(i));
          }
         
          Reader in = new CharIteratorReader(list.iterator());
          for(int i = 0; i < str.length(); i++) {
              assertEquals(str.charAt(i),in.read());
          }
          assertEquals(-1,in.read());
          assertEquals(-1,in.read());
          in.close();
      }
  
      public void testReadEmpty() throws Exception {
          CharList list = new ArrayCharList();
          Reader in = new CharIteratorReader(list.iterator());
          assertEquals(-1,in.read());
          assertEquals(-1,in.read());
          in.close();
      }
  
      public void testAdaptNull() {
          assertNull(CharIteratorReader.adapt(null));
      }
  
      public void testAdaptNonNull() {
          assertNotNull(CharIteratorReader.adapt(new ArrayCharList().iterator()));
      }
      
  }