/*
    * 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.myfaces.view.facelets.util;
  
  import org.apache.myfaces.view.facelets.util.FastWriter;
  import org.junit.Assert;
  import org.junit.Test;
  
  public class FastWriterTest 
  {
      // Test FastWriter.write(String str, int off, int len)
      @Test
      public void testFastWriterWriteString() throws Exception
      {
          String sampleStringToWrite = "Test String to write";
          
          FastWriter fw = new FastWriter();
          fw.write(sampleStringToWrite, 0, sampleStringToWrite.length());
  
          // fw.toString() should be: Test String to write
          Assert.assertEquals(fw.toString(), sampleStringToWrite);
      }
      
      @Test
      public void testFastWriterWriteStringOffSet() throws Exception
      {
          int offSet = 5;
          String sampleStringToWrite = "Test String to write";
          
          FastWriter fw = new FastWriter();
          fw.write(sampleStringToWrite, offSet, sampleStringToWrite.length() - offSet);
  
          // fw.toString() should be: String to write
          Assert.assertEquals(fw.toString(), sampleStringToWrite.substring(offSet));
      }
      
      @Test
      public void testFastWriterWriteStringLength() throws Exception
      {
         String sampleStringToWrite = "Test String to write";
         int length = sampleStringToWrite.substring(0, sampleStringToWrite.indexOf(" ")).length();
         
         FastWriter fw = new FastWriter();
         fw.write(sampleStringToWrite, 0, length);
  
         // fw.toString() should be: Test
         Assert.assertEquals(fw.toString(), sampleStringToWrite.substring(0,length));
      }
  }