src/scratchpad/testcases/org/apache/poi/TestPOIDocumentScratchpad.java

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package org.apache.poi;


import junit.framework.TestCase;

import java.io.*;

import org.apache.poi.hslf.usermodel.HSLFSlideShowImpl;
import org.apache.poi.hwpf.HWPFTestDataSamples;
import org.apache.poi.poifs.filesystem.*;

/**
 * Tests that POIDocument correctly loads and saves the common
 *  (hspf) Document Properties
 *
 * This is part 2 of 2 of the tests - it only does the POIDocuments
 *  which are part of the scratchpad (not main)
 *
 * @author Nick Burch (nick at torchbox dot com)
 */
public final class TestPOIDocumentScratchpad extends TestCase {
	// The POI Documents to work on
	private POIDocument doc;
	private POIDocument doc2;

	/**
	 * Set things up, using a PowerPoint document and
	 *  a Word Document for our testing
	 */
	public void setUp() throws Exception {
		doc = new HSLFSlideShowImpl(POIDataSamples.getSlideShowInstance().openResourceAsStream("basic_test_ppt_file.ppt"));

		doc2 = HWPFTestDataSamples.openSampleFile("test2.doc");
	}

	public void testReadProperties() {
		// We should have both sets
		assertNotNull(doc.getDocumentSummaryInformation());
		assertNotNull(doc.getSummaryInformation());

		// Check they are as expected for the test doc
		assertEquals("Hogwarts", doc.getSummaryInformation().getAuthor());
		assertEquals(10598, doc.getDocumentSummaryInformation().getByteCount());
	}

	public void testReadProperties2() {
		// Check again on the word one
		assertNotNull(doc2.getDocumentSummaryInformation());
		assertNotNull(doc2.getSummaryInformation());

		assertEquals("Hogwarts", doc2.getSummaryInformation().getAuthor());
		assertEquals("", doc2.getSummaryInformation().getKeywords());
		assertEquals(0, doc2.getDocumentSummaryInformation().getByteCount());
	}

	public void testWriteProperties() throws Exception {
		// Just check we can write them back out into a filesystem
		NPOIFSFileSystem outFS = new NPOIFSFileSystem();
		doc.writeProperties(outFS);

		// Should now hold them
		assertNotNull(outFS.createDocumentInputStream("\005SummaryInformation"));
		assertNotNull(outFS.createDocumentInputStream("\005DocumentSummaryInformation"));
	}

    public void testWriteReadProperties() throws Exception {
		ByteArrayOutputStream baos = new ByteArrayOutputStream();

    	// Write them out
    	NPOIFSFileSystem outFS = new NPOIFSFileSystem();
    	doc.writeProperties(outFS);
    	outFS.writeFilesystem(baos);

    	// Create a new version
    	ByteArrayInputStream bais = new ByteArrayInputStream(baos.toByteArray());
    	POIFSFileSystem inFS = new POIFSFileSystem(bais);

    	// Check they're still there
    	doc.directory = inFS.getRoot();
    	doc.readProperties();

    	// Delegate test
    	testReadProperties();
    }
}