src/scratchpad/testcases/org/apache/poi/hwpf/model/TestCHPBinTable.java

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   this work for additional information regarding copyright ownership.
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package org.apache.poi.hwpf.model;

import java.io.ByteArrayOutputStream;
import java.util.ArrayList;

import junit.framework.TestCase;

import org.apache.poi.hwpf.HWPFDocFixture;
import org.apache.poi.hwpf.model.io.HWPFFileSystem;

public final class TestCHPBinTable
  extends TestCase
{
  private CHPBinTable _cHPBinTable = null;
  private HWPFDocFixture _hWPFDocFixture;

  private TextPieceTable fakeTPT = new TextPieceTable() {
      @Override
      public boolean isIndexInTable(int bytePos) {
          return true;
      }
  };

  public void testReadWrite()
    throws Exception
  {
    FileInformationBlock fib = _hWPFDocFixture._fib;
    byte[] mainStream = _hWPFDocFixture._mainStream;
    byte[] tableStream = _hWPFDocFixture._tableStream;
    int fcMin = fib.getFibBase().getFcMin();

    _cHPBinTable = new CHPBinTable(mainStream, tableStream, fib.getFcPlcfbteChpx(), fib.getLcbPlcfbteChpx(), fakeTPT);

    HWPFFileSystem fileSys = new HWPFFileSystem();

    _cHPBinTable.writeTo(fileSys, 0, fakeTPT);
    ByteArrayOutputStream tableOut = fileSys.getStream("1Table");
    ByteArrayOutputStream mainOut =  fileSys.getStream("WordDocument");

    byte[] newTableStream = tableOut.toByteArray();
    byte[] newMainStream = mainOut.toByteArray();

    CHPBinTable newBinTable = new CHPBinTable(newMainStream, newTableStream, 0, newTableStream.length, fakeTPT);

    ArrayList oldTextRuns = _cHPBinTable._textRuns;
    ArrayList newTextRuns = newBinTable._textRuns;

    assertEquals(oldTextRuns.size(), newTextRuns.size());

    int size = oldTextRuns.size();
    for (int x = 0; x < size; x++)
    {
      PropertyNode oldNode = (PropertyNode)oldTextRuns.get(x);
      PropertyNode newNode = (PropertyNode)newTextRuns.get(x);
      assertTrue(oldNode.equals(newNode));
    }

  }
  protected void setUp()
    throws Exception
  {
    super.setUp();
    _hWPFDocFixture = new HWPFDocFixture(this, HWPFDocFixture.DEFAULT_TEST_FILE);

    _hWPFDocFixture.setUp();
  }

  protected void tearDown()
    throws Exception
  {
    _cHPBinTable = null;
    _hWPFDocFixture.tearDown();

    _hWPFDocFixture = null;
    super.tearDown();
  }

}