testcomment2000atom.java

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   this work for additional information regarding copyright ownership.
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   (the "License"); you may not use this file except in compliance with
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   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
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   See the License for the specific language governing permissions and
   limitations under the License.
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package org.apache.poi.hslf.record;


import junit.framework.TestCase;
import java.io.ByteArrayOutputStream;
import java.text.SimpleDateFormat;
import java.util.Date;

/**
 * Tests that Comment2000Atom works properly.
 *
 * @author Nick Burch (nick at torchbox dot com)
 */
public class TestComment2000Atom extends TestCase {
	// From a real file
	private byte[] data_a = new byte[] { 
		00, 00, 0xE1-256, 0x2E, 0x1C, 00, 00, 00,
		01, 00, 00, 00, 0xD6-256, 07, 01, 00,
		02, 00, 0x18, 00, 0x0A, 00, 0x1A, 00, 
		0x0F, 00, 0xCD-256, 00, 0x92-256, 00, 
		00,	00, 0x92-256, 00, 00, 00
	};
	private byte[] data_b = new byte[] { 
		00, 00, 0xE1-256, 0x2E, 0x1C, 00, 00, 00,
		05, 00, 00, 00, 0xD6-256, 0x07, 01, 00, 
		02, 00, 0x18, 00, 0x15, 00, 0x19, 00, 03,
		00, 0xD5-256, 02, 0x0A, 00, 00, 00, 
		0x0E, 00, 00, 00
		};
	
	private SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS");
	
    public void testRecordType() throws Exception {
		Comment2000Atom ca = new Comment2000Atom(data_a, 0, data_a.length);
		assertEquals(12001l, ca.getRecordType());
	}
    
    public void testGetDate() throws Exception {
		Comment2000Atom ca = new Comment2000Atom(data_a, 0, data_a.length);
		Comment2000Atom cb = new Comment2000Atom(data_b, 0, data_b.length);

    	// A is 2006-01-24 (2nd day of week) 10:26:15.205
		Date exp_a = sdf.parse("2006-01-24 10:26:15.205");
		// B is 2006-01-24 (2nd day of week) 21:25:03.725
		Date exp_b = sdf.parse("2006-01-24 21:25:03.725");
		
		assertEquals(exp_a, ca.getDate());
		assertEquals(exp_b, cb.getDate());
    }
    
    public void testGetNums() throws Exception {
		Comment2000Atom ca = new Comment2000Atom(data_a, 0, data_a.length);
		Comment2000Atom cb = new Comment2000Atom(data_b, 0, data_b.length);

    	// A is number 1
		assertEquals(1, ca.getNumber());
    	// B is number 5
		assertEquals(5, cb.getNumber());
    }
    
    public void testGetPos() throws Exception {
		Comment2000Atom ca = new Comment2000Atom(data_a, 0, data_a.length);
		Comment2000Atom cb = new Comment2000Atom(data_b, 0, data_b.length);

		// A is at 0x92, 0x92
		assertEquals(0x92, ca.getXOffset());
		assertEquals(0x92, ca.getYOffset());
		
		// B is at 0x0A, 0x0E
		assertEquals(0x0A, cb.getXOffset());
		assertEquals(0x0E, cb.getYOffset());
    }
    
	public void testWrite() throws Exception {
		Comment2000Atom ca = new Comment2000Atom(data_a, 0, data_a.length);
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		ca.writeOut(baos);
		byte[] b = baos.toByteArray();

		assertEquals(data_a.length, b.length);
		for(int i=0; i<data_a.length; i++) {
			assertEquals(data_a[i],b[i]);
		}
	}

	// Create A from scratch
    public void testCreate() throws Exception {
    	Comment2000Atom a = new Comment2000Atom();
    	
    	// Set number, x and y
    	a.setNumber(1);
    	a.setXOffset(0x92);
    	a.setYOffset(0x92);
    	
    	// Set the date
		Date date_a = sdf.parse("2006-01-24 10:26:15.205");
		a.setDate(date_a);
		
		// Check it's now the same as a
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		a.writeOut(baos);
		byte[] b = baos.toByteArray();
		
		assertEquals(data_a.length, b.length);
		for(int i=0; i<data_a.length; i++) {
			assertEquals(data_a[i],b[i]);
		}
    }

	// Try to turn a into b
	public void testChange() throws Exception {
		Comment2000Atom ca = new Comment2000Atom(data_a, 0, data_a.length);

		// Change the number
		ca.setNumber(5);
		
		// Change the date
		Date new_date = sdf.parse("2006-01-24 21:25:03.725");
		ca.setDate(new_date);
		
		// Change the x and y
		ca.setXOffset(0x0A);
		ca.setYOffset(0x0E);

		// Check bytes are now the same
		ByteArrayOutputStream baos = new ByteArrayOutputStream();
		ca.writeOut(baos);
		byte[] b = baos.toByteArray();
		
		// Should now be the same
		assertEquals(data_b.length, b.length);
		for(int i=0; i<data_b.length; i++) {
			assertEquals(data_b[i],b[i]);
		}
	}
}