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ElementStructure8.java

/* ElementStructure8.java -- 
   Copyright (C) 2006 Red Hat
This file is part of Mauve.

Mauve is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.

Mauve 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.

You should have received a copy of the GNU General Public License
along with Mauve; see the file COPYING.  If not, write to the
Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA.

*/

// Tags: JDK1.4

package gnu.testlet.javax.swing.text.DefaultStyledDocument.ElementBuffer;

import gnu.testlet.TestHarness;
import gnu.testlet.Testlet;

import javax.swing.text.AbstractDocument;
import javax.swing.text.AttributeSet;
import javax.swing.text.BadLocationException;
import javax.swing.text.DefaultStyledDocument;
import javax.swing.text.Element;

public class ElementStructure8 extends DefaultStyledDocument implements Testlet
{
  /**
   * Starts the test run.
   *
   * @param harness the test harness to use
   */
  public void test(TestHarness harness)
  {
    h2 = harness;
    try
      {
        /* TEST 0 *////////////////////////////////////////////////////////////
        harness.checkPoint("Test 0");
        ElementStructure8 doc = new ElementStructure8();
        Element root = doc.getDefaultRootElement();
        doc.insertString(0, "first line of text. \n", null);
        harness.check(root.getElementCount() == 2);
        harness.check(root.getElement(0).getStartOffset() == 0);
        harness.check(root.getElement(0).getEndOffset() == 21);
        harness.check(root.getElement(1).getStartOffset() == 21);
        harness.check(root.getElement(1).getEndOffset() == 22);
        doc.insertString
          (21, "second line of text. \n third line of text. \n", null);
        harness.check(root.getElementCount() == 4);
        harness.check(root.getElement(0).getElementCount() == 1);
        harness.check(root.getElement(1).getElementCount() == 1);
        harness.check(root.getElement(2).getElementCount() == 1);

        Element first = root.getElement(0).getElement(0);
        harness.check(first.getStartOffset() == 0);
        harness.check(first.getEndOffset() == 21);

        Element second = root.getElement(1).getElement(0);
        harness.check(second.getStartOffset() == 21);
        harness.check(second.getEndOffset() == 43);

        Element third = root.getElement(2).getElement(0);
        harness.check(third.getStartOffset() == 43);
        harness.check(third.getEndOffset() == 65);

        Element fourth = root.getElement(3).getElement(0);
        harness.check(fourth.getStartOffset() == 65);
        harness.check(fourth.getEndOffset() == 66);
        
        //printElements(doc.getDefaultRootElement(), 0);
        
        /* TEST 1 *////////////////////////////////////////////////////////////
        harness.checkPoint("Test 1");
        doc = new ElementStructure8();
        root = doc.getDefaultRootElement();
        doc.insertString(0, "first line of text. \n", null);
        harness.check(root.getElementCount() == 2);
        harness.check(root.getElement(0).getStartOffset() == 0);
        harness.check(root.getElement(0).getEndOffset() == 21);
        harness.check(root.getElement(1).getStartOffset() == 21);
        harness.check(root.getElement(1).getEndOffset() == 22);
        doc.insertString(21, "second line of text. \n ", null);
        harness.check(root.getElementCount() == 3);
        harness.check(root.getElement(0).getElementCount() == 1);
        harness.check(root.getElement(1).getElementCount() == 1);
        harness.check(root.getElement(2).getElementCount() == 2);

        first = root.getElement(0).getElement(0);
        harness.check(first.getStartOffset() == 0);
        harness.check(first.getEndOffset() == 21);

        second = root.getElement(1).getElement(0);
        harness.check(second.getStartOffset() == 21);
        harness.check(second.getEndOffset() == 43);

        third = root.getElement(2).getElement(0);
        harness.check(third.getStartOffset() == 43);
        harness.check(third.getEndOffset() == 44);
        
        fourth = root.getElement(2).getElement(1);
        harness.check(fourth.getStartOffset() == 44);
        harness.check(fourth.getEndOffset() == 45);
        
        //printElements(doc.getDefaultRootElement(), 0);

        /* TEST 2 *////////////////////////////////////////////////////////////
        harness.checkPoint("Test 2");
        doc = new ElementStructure8();
        root = doc.getDefaultRootElement();
        doc.insertString(0, "first line of text.", null);
        harness.check(root.getElementCount() == 1);
        harness.check(root.getElement(0).getStartOffset() == 0);
        harness.check(root.getElement(0).getEndOffset() == 20);
        doc.insertString(5, "second line \n of text.", null);
        harness.check(root.getElementCount() == 2);
        harness.check(root.getElement(0).getElementCount() == 1);
        harness.check(root.getElement(1).getElementCount() == 1);

        first = root.getElement(0).getElement(0);
        harness.check(first.getStartOffset() == 0);
        harness.check(first.getEndOffset() == 18);

        second = root.getElement(1).getElement(0);
        harness.check(second.getStartOffset() == 18);
        harness.check(second.getEndOffset() == 42);
        
        //printElements(doc.getDefaultRootElement(), 0);
        
        /* TEST 3 *////////////////////////////////////////////////////////////
        harness.checkPoint("Test 3");
        doc = new ElementStructure8();
        root = doc.getDefaultRootElement();
        doc.insertString(0, "first line of text. \n", null);
        harness.check(root.getElementCount() == 2);
        harness.check(root.getElement(0).getStartOffset() == 0);
        harness.check(root.getElement(0).getEndOffset() == 21);
        harness.check(root.getElement(1).getStartOffset() == 21);
        harness.check(root.getElement(1).getEndOffset() == 22);
        doc.insertString
          (21, "\n second line of text. \n third line of text. \n", null);
        harness.check(root.getElementCount() == 5);
        harness.check(root.getElement(0).getElementCount() == 1);
        harness.check(root.getElement(1).getElementCount() == 1);
        harness.check(root.getElement(2).getElementCount() == 1);
        harness.check(root.getElement(3).getElementCount() == 1);

        first = root.getElement(0).getElement(0);
        harness.check(first.getStartOffset() == 0);
        harness.check(first.getEndOffset() == 21);

        second = root.getElement(1).getElement(0);
        harness.check(second.getStartOffset() == 21);
        harness.check(second.getEndOffset() == 22);

        third = root.getElement(2).getElement(0);
        harness.check(third.getStartOffset() == 22);
        harness.check(third.getEndOffset() == 45);

        fourth = root.getElement(3).getElement(0);
        harness.check(fourth.getStartOffset() == 45);
        harness.check(fourth.getEndOffset() == 67);
        
        Element fifth = root.getElement(4).getElement(0);
        harness.check(fifth.getStartOffset() == 67);
        harness.check(fifth.getEndOffset() == 68);
        
        //printElements(doc.getDefaultRootElement(), 0);
        
        /* TEST 4 *////////////////////////////////////////////////////////////
        harness.checkPoint("Test 4");
        doc = new ElementStructure8();
        root = doc.getDefaultRootElement();
        doc.insertString
          (0, "\n second line of text. \n third line of text. \n", null);
        harness.check(root.getElementCount() == 4);
        harness.check(root.getElement(0).getElementCount() == 1);
        harness.check(root.getElement(1).getElementCount() == 1);
        harness.check(root.getElement(2).getElementCount() == 1);
        harness.check(root.getElement(3).getElementCount() == 1);

        first = root.getElement(0).getElement(0);
        harness.check(first.getStartOffset() == 0);
        harness.check(first.getEndOffset() == 1);

        second = root.getElement(1).getElement(0);
        harness.check(second.getStartOffset() == 1);
        harness.check(second.getEndOffset() == 24);

        third = root.getElement(2).getElement(0);
        harness.check(third.getStartOffset() == 24);
        harness.check(third.getEndOffset() == 46);

        fourth = root.getElement(3).getElement(0);
        harness.check(fourth.getStartOffset() == 46);
        harness.check(fourth.getEndOffset() == 47);
        
        //printElements(doc.getDefaultRootElement(), 0);
        
        /* TEST 5 *////////////////////////////////////////////////////////////
        harness.checkPoint("Test 5");
        doc = new ElementStructure8();
        root = doc.getDefaultRootElement();
        doc.insertString(0, "first line of text.", null);
        harness.check(root.getElementCount() == 1);
        harness.check(root.getElement(0).getStartOffset() == 0);
        harness.check(root.getElement(0).getEndOffset() == 20);
        doc.insertString(19, "\n third line of text.", null);
        harness.check(root.getElementCount(), 2);
        harness.check(root.getElement(0).getElementCount(), 1);
        harness.check(root.getElement(1).getElementCount(), 1);

        first = root.getElement(0).getElement(0);
        harness.check(first.getStartOffset(), 0);
        harness.check(first.getEndOffset(), 20);

        second = root.getElement(1).getElement(0);
        harness.check(second.getStartOffset(), 20);
        harness.check(second.getEndOffset(), 41);

        //printElements(doc.getDefaultRootElement(), 0);
      }
    catch (Exception t)
      {
         t.printStackTrace();
        harness.debug(t);
      }
    catch (AssertionError e)
      {
        e.printStackTrace();
        harness.debug(e);
      }
  }
  
  static TestHarness h2;

  static int numInserts = 0;

  // We override the constructor so we can explicitly set the type of the
  // buffer to be our ElementBuffer2, allowing us to test some internals.
  public ElementStructure8()
  {
    super();
    buffer = new ElementBuffer2(createDefaultRoot());
  }

  // Overriding this method allows us to check that the right number
  // of newLines was encountered and that the event has the proper
  // offset and length.
  protected void insertUpdate(DefaultDocumentEvent ev, AttributeSet attr)
  {
    int l = ev.getLength();
    int o = ev.getOffset();
    if (numInserts == 0)
      {
        h2.checkPoint("first doc event");
        h2.check(o == 0);
        h2.check(l == 21);
      }
    else if (numInserts == 1)
    {
      h2.checkPoint("second doc event");
      h2.check(o == 21);      
      h2.check(l == 44);
    } 
    else if (numInserts == 2)
      {
        h2.checkPoint("third doc event");
        h2.check(o == 0);      
        h2.check(l == 21);
      } 
    else if (numInserts == 3)
      {
        h2.checkPoint("fourth doc event");
        h2.check(o == 21);      
        h2.check(l == 23);
      } 
    else if (numInserts == 4)
      {
        h2.checkPoint("fifth doc event");
        h2.check(o == 0);      
        h2.check(l == 19);
      } 
    else if (numInserts == 5)
      {
        h2.checkPoint("sixth doc event");
        h2.check(o == 5);      
        h2.check(l == 22);
      } 
    else if (numInserts == 6)
      {
        h2.checkPoint("seventh doc event");
        h2.check(o == 0);      
        h2.check(l == 21);
      } 
    else if (numInserts == 7)
      {
        h2.checkPoint("eighth doc event");
        h2.check(o == 21);      
        h2.check(l == 46);
      } 
    else if (numInserts == 8)
      {
        h2.checkPoint("ninth doc event");
        h2.check(o == 0);      
        h2.check(l == 46);
      } 
    else if (numInserts == 9)
      {
        h2.checkPoint("tenth doc event");
        h2.check(o == 0);      
        h2.check(l == 19);
      }
    else if (numInserts == 10)
      {
        h2.checkPoint("eleventh doc event");
        h2.check(o, 19);      
        h2.check(l, 21);
      } 

    else
      h2.fail ("too many calls to DefaultStyledDocument.insertUpdate");

    super.insertUpdate(ev, attr);
  }

  // A class to be the buffer of the styled document.
  // This allows us to check that some values are correct internally within
  // the ElementBuffer.
  public class ElementBuffer2 extends ElementBuffer
  {
    public ElementBuffer2(Element root)
    {
      super(root);
    }

    // This method allows us to check that the ElementSpecs generated by 
    // DefaultStyledDocument.insertUpdate are correct.
    protected void insertUpdate(ElementSpec[] data)
    {
      numInserts++;
      if (numInserts == 1)
        {
          h2.checkPoint("ElementBuffer insertUpdate: first insertion");
          h2.check(data.length == 3);
          h2.check(data[0].getType() == ElementSpec.ContentType);
          h2.check
            (data[0].getDirection() == ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 21);

          h2.check(data[1].getType() == ElementSpec.EndTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);

          h2.check(data[2].getType() == ElementSpec.StartTagType);
          h2.check
            (data[2].getDirection() == ElementSpec.JoinFractureDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 0);
        }
      else if (numInserts == 2)
        {
          h2.checkPoint("ElementBuffer insertUpdate: second insertion");
          h2.check (data.length == 8);
          h2.check(data[0].getType() == ElementSpec.EndTagType);
          h2.check(data[0].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 0);
          
          h2.check(data[1].getType() == ElementSpec.StartTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);          
          
          h2.check(data[2].getType() == ElementSpec.ContentType);
          h2.check(data[2].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 22);
          
          h2.check(data[3].getType() == ElementSpec.EndTagType);
          h2.check(data[3].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[3].getOffset() == 0);
          h2.check(data[3].getLength() == 0);
          
          h2.check(data[4].getType() == ElementSpec.StartTagType);
          h2.check(data[4].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[4].getOffset() == 0);
          h2.check(data[4].getLength() == 0);
          
          h2.check(data[5].getType() == ElementSpec.ContentType);
          h2.check(data[5].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[5].getOffset() == 0);
          h2.check(data[5].getLength() == 22);          

          h2.check(data[6].getType() == ElementSpec.EndTagType);
          h2.check(data[6].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[6].getOffset() == 0);
          h2.check(data[6].getLength() == 0);          

          h2.check(data[7].getType() == ElementSpec.StartTagType);
          h2.check(data[7].getDirection() == ElementSpec.JoinNextDirection);
          h2.check(data[7].getOffset() == 0);
          h2.check(data[7].getLength() == 0);          
        }
      else if (numInserts == 3)
        {
          h2.checkPoint("ElementBuffer insertUpdate: third insertion");
          h2.check(data.length == 3);
          h2.check(data[0].getType() == ElementSpec.ContentType);
          h2.check
            (data[0].getDirection() == ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 21);
          
          h2.check(data[1].getType() == ElementSpec.EndTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);
          
          h2.check(data[2].getType() == ElementSpec.StartTagType);
          h2.check
            (data[2].getDirection() == ElementSpec.JoinFractureDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 0); 
        }
      else if (numInserts == 4)
        {
          h2.checkPoint("ElementBuffer insertUpdate: fourth insertion");
          h2.check (data.length == 6);
          h2.check(data[0].getType() == ElementSpec.EndTagType);
          h2.check(data[0].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 0);
          
          h2.check(data[1].getType() == ElementSpec.StartTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);          
          
          h2.check(data[2].getType() == ElementSpec.ContentType);
          h2.check(data[2].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 22);
          
          h2.check(data[3].getType() == ElementSpec.EndTagType);
          h2.check(data[3].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[3].getOffset() == 0);
          h2.check(data[3].getLength() == 0);
          
          h2.check(data[4].getType() == ElementSpec.StartTagType);
          h2.check(data[4].getDirection() == ElementSpec.JoinNextDirection);
          h2.check(data[4].getOffset() == 0);
          h2.check(data[4].getLength() == 0);
          
          h2.check(data[5].getType() == ElementSpec.ContentType);
          h2.check(data[5].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[5].getOffset() == 0);
          h2.check(data[5].getLength() == 1);          
        }
      else if (numInserts == 5)
        {
          h2.checkPoint("ElementBuffer insertUpdate: fifth insertion");
          h2.check(data.length == 1);
          h2.check(data[0].getType() == ElementSpec.ContentType);
          h2.check
            (data[0].getDirection() == ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 19);
        }
      else if (numInserts == 6)
        {
          h2.checkPoint("ElementBuffer insertUpdate: sixth insertion");
          h2.check(data.length == 4);
          h2.check(data[0].getType() == ElementSpec.ContentType);
          h2.check
            (data[0].getDirection() == ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 13);
          
          h2.check(data[1].getType() == ElementSpec.EndTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);
          
          h2.check(data[2].getType() == ElementSpec.StartTagType);
          h2.check
            (data[2].getDirection() == ElementSpec.JoinFractureDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 0);
          
          h2.check(data[3].getType() == ElementSpec.ContentType);
          h2.check(data[3].getDirection() == ElementSpec.JoinNextDirection);
          h2.check(data[3].getOffset() == 0);
          h2.check(data[3].getLength() == 9);          
        }
      else if (numInserts == 7)
        {
          h2.checkPoint("ElementBuffer insertUpdate: seventh insertion");
          h2.check(data.length == 3);
          h2.check(data[0].getType() == ElementSpec.ContentType);
          h2.check
            (data[0].getDirection() == ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 21);
          
          h2.check(data[1].getType() == ElementSpec.EndTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);
          
          h2.check(data[2].getType() == ElementSpec.StartTagType);
          h2.check
            (data[2].getDirection() == ElementSpec.JoinFractureDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 0); 
        }
      else if (numInserts == 8)
        {
          h2.checkPoint("ElementBuffer insertUpdate: second insertion");
          h2.check (data.length == 11);
          h2.check(data[0].getType() == ElementSpec.EndTagType);
          h2.check(data[0].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 0);
          
          h2.check(data[1].getType() == ElementSpec.StartTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);          
          
          h2.check(data[2].getType() == ElementSpec.ContentType);
          h2.check(data[2].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 1);
          
          h2.check(data[3].getType() == ElementSpec.EndTagType);
          h2.check(data[3].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[3].getOffset() == 0);
          h2.check(data[3].getLength() == 0);
          
          h2.check(data[4].getType() == ElementSpec.StartTagType);
          h2.check(data[4].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[4].getOffset() == 0);
          h2.check(data[4].getLength() == 0);
          
          h2.check(data[5].getType() == ElementSpec.ContentType);
          h2.check(data[5].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[5].getOffset() == 0);
          h2.check(data[5].getLength() == 23);          

          h2.check(data[6].getType() == ElementSpec.EndTagType);
          h2.check(data[6].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[6].getOffset() == 0);
          h2.check(data[6].getLength() == 0);          

          h2.check(data[7].getType() == ElementSpec.StartTagType);
          h2.check(data[7].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[7].getOffset() == 0);
          h2.check(data[7].getLength() == 0);
          
          h2.check(data[8].getType() == ElementSpec.ContentType);
          h2.check(data[8].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[8].getOffset() == 0);
          h2.check(data[8].getLength() == 22);
          
          h2.check(data[9].getType() == ElementSpec.EndTagType);
          h2.check(data[9].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[9].getOffset() == 0);
          h2.check(data[9].getLength() == 0);          

          h2.check(data[10].getType() == ElementSpec.StartTagType);
          h2.check(data[10].getDirection() == ElementSpec.JoinNextDirection);
          h2.check(data[10].getOffset() == 0);
          h2.check(data[10].getLength() == 0);          
        }
      else if (numInserts == 9)
        {
          h2.checkPoint("ElementBuffer insertUpdate: second insertion");
          h2.check (data.length == 9);
          h2.check(data[0].getType() == ElementSpec.ContentType);
          h2.check
            (data[0].getDirection() == ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 1);
          
          h2.check(data[1].getType() == ElementSpec.EndTagType);
          h2.check(data[1].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset() == 0);
          h2.check(data[1].getLength() == 0);
          
          h2.check(data[2].getType() == ElementSpec.StartTagType);
          h2.check(data[2].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[2].getOffset() == 0);
          h2.check(data[2].getLength() == 0);          
          
          h2.check(data[3].getType() == ElementSpec.ContentType);
          h2.check(data[3].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[3].getOffset() == 0);
          h2.check(data[3].getLength() == 23);
          
          h2.check(data[4].getType() == ElementSpec.EndTagType);
          h2.check(data[4].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[4].getOffset() == 0);
          h2.check(data[4].getLength() == 0);
          
          h2.check(data[5].getType() == ElementSpec.StartTagType);
          h2.check(data[5].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[5].getOffset() == 0);
          h2.check(data[5].getLength() == 0);
          
          h2.check(data[6].getType() == ElementSpec.ContentType);
          h2.check(data[6].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[6].getOffset() == 0);
          h2.check(data[6].getLength() == 22);          

          h2.check(data[7].getType() == ElementSpec.EndTagType);
          h2.check(data[7].getDirection() == ElementSpec.OriginateDirection);
          h2.check(data[7].getOffset() == 0);
          h2.check(data[7].getLength() == 0);          

          h2.check(data[8].getType() == ElementSpec.StartTagType);
          h2.check
            (data[8].getDirection() == ElementSpec.JoinFractureDirection);
          h2.check(data[8].getOffset() == 0);
          h2.check(data[8].getLength() == 0);          
        }
      else if (numInserts == 10)
        {
          h2.checkPoint("ElementBuffer insertUpdate: tenth insertion");
          h2.check(data.length == 1);
          h2.check(data[0].getType() == ElementSpec.ContentType);
          h2.check
            (data[0].getDirection() == ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset() == 0);
          h2.check(data[0].getLength() == 19);
        }
      else if (numInserts == 11)
        {
          h2.checkPoint("ElementBuffer insertUpdate: eleventh insertion");
          h2.check (data.length, 4);
          h2.check(data[0].getType(), ElementSpec.ContentType);
          h2.check(data[0].getDirection(), ElementSpec.JoinPreviousDirection);
          h2.check(data[0].getOffset(), 0);
          h2.check(data[0].getLength(), 1);
          
          h2.check(data[1].getType(), ElementSpec.EndTagType);
          h2.check(data[1].getDirection(), ElementSpec.OriginateDirection);
          h2.check(data[1].getOffset(), 0);
          h2.check(data[1].getLength(), 0);          
          
          h2.check(data[2].getType(), ElementSpec.StartTagType);
          h2.check(data[2].getDirection(), ElementSpec.JoinFractureDirection);
          h2.check(data[2].getOffset(), 0);
          h2.check(data[2].getLength(), 0);
          
          h2.check(data[3].getType(), ElementSpec.ContentType);
          h2.check(data[3].getDirection(), ElementSpec.JoinNextDirection);
          h2.check(data[3].getOffset(), 0);
          h2.check(data[3].getLength(), 20);

        }

      else
        h2.fail("too many ElementSpecs created");
      super.insertUpdate(data);
    }
  }
}

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