public TestDocumentBlock(String name) 
{
        _testdata = new byte[ 2000 ];
        for (int j = 0; j <  _testdata.length; j++)
        {
            _testdata[ j ] = ( byte ) j;
        }
        super(name);
}

Constructor TestDocumentBlock

Parameters:

name -

 public static  void main(String[] ignored_args) 
{
        System.out.println(
            "Testing org.apache.cocoon.poi.poifs.storage.DocumentBlock");
        junit.textui.TestRunner.run(TestDocumentBlock.class);
}

main method to run the unit tests

 public  void testConstructor() throws IOException 
{
        ByteArrayInputStream input = new ByteArrayInputStream(_testdata);
        int                  index = 0;
        int                  size  = 0;
        while (true)
        {
            byte[] data = new byte[ Math.min(_testdata.length - index, 512) ];
            System.arraycopy(_testdata, index, data, 0, data.length);
            DocumentBlock block = new DocumentBlock(input);
            verifyOutput(block, data);
            size += block.size();
            if (block.partiallyRead())
            {
                break;
            }
            index += 512;
        }
        assertEquals(_testdata.length, size);
}

Test the writing DocumentBlock constructor.

 public  void testRead() throws IOException 
{
        DocumentBlock[]      blocks = new DocumentBlock[ 4 ];
        ByteArrayInputStream input  = new ByteArrayInputStream(_testdata);
        for (int j = 0; j <  4; j++)
        {
            blocks[ j ] = new DocumentBlock(input);
        }
        for (int j = 1; j < = 2000; j += 17)
        {
            byte[] buffer = new byte[ j ];
            int    offset = 0;
            for (int k = 0; k <  (2000 / j); k++)
            {
                DocumentBlock.read(blocks, buffer, offset);
                for (int n = 0; n <  buffer.length; n++)
                {
                    assertEquals("checking byte " + (k * j) + n,
                                 _testdata[ (k * j) + n ], buffer[ n ]);
                }
                offset += j;
            }
        }
}

test static read method

 public  void testReadingConstructor() throws IOException 
{
        RawDataBlock input =
            new RawDataBlock(new ByteArrayInputStream(_testdata));
        verifyOutput(new DocumentBlock(input), input.getData());
}

Test 'reading' constructor