trunk/odfdom/src/test/java/org/odftoolkit/odfdom/doc/SlideTest.java

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package org.odftoolkit.odfdom.doc;

import java.io.InputStream;
import java.util.Iterator;
import java.util.logging.Level;
import java.util.logging.Logger;

import junit.framework.Assert;

import org.junit.Test;
import org.odftoolkit.odfdom.doc.presentation.OdfPresentationNotes;
import org.odftoolkit.odfdom.doc.presentation.OdfSlide;
import org.odftoolkit.odfdom.dom.OdfDocumentNamespace;
import org.odftoolkit.odfdom.dom.element.draw.DrawObjectElement;
import org.odftoolkit.odfdom.dom.element.draw.DrawPageElement;
import org.odftoolkit.odfdom.dom.element.office.OfficePresentationElement;
import org.odftoolkit.odfdom.incubator.doc.draw.OdfDrawImage;
import org.odftoolkit.odfdom.pkg.manifest.OdfFileEntry;
import org.odftoolkit.odfdom.utils.ResourceUtilities;
import org.w3c.dom.NodeList;

/**
 * Test for Presentation Slide API, including get/move/insert/delete slide in one presentation
 * and the slides operation of two presentations.
 */
public class SlideTest {

	private static final Logger LOG = Logger.getLogger(SlideTest.class.getName());
	OdfPresentationDocument doc;
	OdfPresentationDocument doc2;
	final String TEST_PRESENTATION_FILE_MAIN = "Presentation1.odp";
	final String TEST_PRESENTATION_FILE_ANOTHER = "Presentation2.odp";
	final String TEST_PRESENTATION_FILE_OUT_PREFIX = "SlideResult";
	final String TEST_PRESENTATION_DOCUMENT1 = "SlideTest1.odp";
	final String TEST_PRESENTATION_DOCUMENT2 = "SlideTest2.odp";
	final String TEST_PRESENTATION_DOCUMENT3 = "SlideTest3.odp";

	/**
	 * Initialize the test case.
	 */
	public SlideTest() {
	}

	/**
	 * Test case for get presentation slide, including get the slide count, get
	 * the slide at the specified position or with the specified name, and get
	 * the collection of slide. 
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\Presentation1.odp
	 * <b>Method</b> 1)By using OdfPresentationDocument.getSlideCount() to Get the
	 * number of the slides in this presentation.
	 * 2)According to the slide count, get a slide at the specific position of
	 * the loaded presentation document using
	 * OdfPresentationDocument.getSlideByIndex(int index), and the param "index"
	 * should be limited with the slide count. Use OdfDrawPage.getSlideIndex()
	 * method to verify the returned slide.
	 * 3)OdfPresentationDocument.getSlideByName(String name)
	 * 4)Using dfPresentationDocument.getSlides() to get the slide iterator
	 * <b>Covered Element</b> &lt;office:presentation&gt;,&lt;draw:page&gt;
	 * <b>Note</b> OdfPresentationDocument.getContentRoot override OdfDocument.getContentRoot method
	 * will return OfficePresentationElement, rather than OdfOfficePresentation
	 * because of the inheritance relationship broken up between dom and doc element
	 * And because OdfOfficePresentation is useless, so I delete this class
	 * <b>Code Coverage Result</b>
	 * 1)can not catch Exception because it is only used to catch the exception thrown by getContentRoot()
	 */
	@Test
	public void testGetSlide() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			int slideCount = doc.getSlideCount();
			Assert.assertTrue(10 == slideCount);
			OdfSlide page2 = doc.getSlideByIndex(2);
			Assert.assertTrue(2 == page2.getSlideIndex());
			OdfSlide slide3 = doc.getSlideByName("Slide 3");
			Assert.assertNull(slide3);
			slide3 = doc.getSlideByName("page3");
			Assert.assertEquals(page2, slide3);
			Iterator<OdfSlide> slideIter = doc.getSlides();
			int i = 0;
			while (slideIter.hasNext()) {
				OdfSlide slide = slideIter.next();
				Assert.assertTrue(i == slide.getSlideIndex());
				String name = "page" + (i + 1);
				Assert.assertTrue(name.equals(slide.getSlideName()));
				i++;
			}
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}

		OdfSlide slidesNoName = doc.getSlideByName(null);
		Assert.assertNull(slidesNoName);
		OdfSlide nullSlide = doc.getSlideByIndex(20);
		Assert.assertNull(nullSlide);
		nullSlide = doc.getSlideByIndex(-1);
		Assert.assertNull(nullSlide);

	}

	/**
	 * Test case for get/set slide name to make sure the name is unique in the whole presentation document.
	 * If the loaded presentation document is not valid that contain the same slide name,
	 * we should modified the duplicate slide name to make them unique.
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\Presentation1.odp
	 * Using the dom method to make slide index 4 and 8 have the same name, 
	 * and delete the "draw:name" attribute of slide 7.
	 * <b>Method</b> 
	 * 1)By accessing any slide API to trigger the duplicate slide name check method.
	 * After this operation, slide 8 will change the slide name.
	 * 2)Trigger OdfDrawPage.getSlideName() to make the slide 7 has the unique slide name.
	 * 3)Using OdfDrawPage.setSlideName() to give the slide 1 with the new name.
	 */
	@Test
	public void testSlideName() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			OfficePresentationElement contentRoot = doc.getContentRoot();
			NodeList slideNodes = contentRoot.getElementsByTagNameNS(OdfDocumentNamespace.DRAW.getUri(), "page");
			DrawPageElement slideEle4 = (DrawPageElement) slideNodes.item(4);
			Assert.assertEquals(slideEle4.getDrawNameAttribute(), "page5");
			DrawPageElement slideEle8 = (DrawPageElement) slideNodes.item(8);
			slideEle8.setDrawNameAttribute("page5");
			OdfSlide slide7 = doc.getSlideByIndex(7);
			DrawPageElement slideEle7 = (DrawPageElement) slideNodes.item(7);
			slideEle7.removeAttributeNS(OdfDocumentNamespace.DRAW.getUri(), "name");

			OdfSlide slide4 = doc.getSlideByIndex(4);
			Assert.assertTrue(slide4.getSlideName().equals("page5"));
			OdfSlide slide8 = doc.getSlideByIndex(8);
			Assert.assertFalse(slide8.getSlideName().equals("page5"));

			Assert.assertTrue(slide7.getSlideName().startsWith("page8"));
			OdfPresentationNotes note7 = slide7.getNotesPage();
			note7.addText("This is slide at index" + slide7.getSlideIndex() + " named " + slide7.getSlideName());

			OdfSlide slide1 = doc.getSlideByIndex(1);
			slide1.setSlideName("haha");
			slide1.setSlideName("page1");

		} catch (IllegalArgumentException ile) {
			OdfSlide slide1 = doc.getSlideByIndex(1);
			Assert.assertTrue("the given name page1 is duplicate with the previous slide", slide1.getSlideName().equals("haha"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}

		try {
			doc.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "SlideName.odp"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}

	/**
	 * Test case for delete presentation slide, including delete slide at the
	 * specified position or with the specified name.
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\Presentation1.odp
	 * <b>Method</b> 1)By using OdfPresentationDocument.deleteSlideByIndex(int index)
	 * to delete the slide at the specified position which is present by
	 * param "index", then index of the slide which after the delete slide will change.
	 * 2)Delete slide with the specified name by using
	 * OdfPresentationDocument.deleteSlideByName(String name)
	 * <b>PostCondition</b> Save the modified document at SlideResultDelete.odp
	 * <b>Covered Element</b> 1) &lt;office:presentation&gt;,&lt;draw:page&gt;
	 * 2)All the element that contains "xlink:href" attribute, such as &lt;draw:object&gt;, &lt;draw:image&gt;, etc.
	 * 3)All the style name definition element,
	 * include &lt;style:style&gt;, &lt;text:list-style&gt;, &lt;number:time-style&gt;, &lt;number:date-style&gt;,
	 *         &lt;number:boolean-style&gt;, &lt;number:number-style&gt;, &lt;number:currency-style&gt;,
	 *         &lt;number:percentage-style&gt;, &lt;number:text-style&gt;
	 * 4)All the <code>OdfStylableElement</code> which have the style name reference,
	 * such as &lt;draw:frame&gt;, &lt;text:p&gt; etc.
	 * <b>Note</b> When the specific slide is delete, if it referred images, ole or styles are not used by other slide
	 * they will all be removed from the package.
	 */
	@Test
	public void testDeleteSlide() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			OdfSlide slide2 = doc.getSlideByIndex(2);
			OdfSlide slide3 = doc.getSlideByIndex(3);
			//this slide contains an embed document, remove this slide will also remove the embed document
			int nEmbedDoc = doc.loadSubDocuments().size();
			Assert.assertTrue(doc.deleteSlideByIndex(2));
			//slide3 is no longer exist
			Assert.assertTrue(-1 == slide2.getSlideIndex());
			Assert.assertTrue(2 == slide3.getSlideIndex());
			Assert.assertTrue(doc.loadSubDocuments().size() == (nEmbedDoc - 1));
			Assert.assertTrue(doc.deleteSlideByName("page5"));
			int count = doc.getSlideCount();
			Assert.assertTrue(8 == count);
			//slide at index 9 contains two images and one embed document, the embed document aslo have the object replacement image
			//remove this slide will also remove these three images
			String IMAGE_NAME_1 = "Pictures/10000000000002580000018FB151A5C8.jpg";
			String IMAGE_NAME_2 = "Pictures/1000000000000C80000004009305DCA3.jpg";
			String IMAGE_NAME_3 = "ObjectReplacements/Object 13";
			int nImageCnt = OdfDrawImage.getImageCount(doc);
			InputStream imageStream1 = doc.getPackage().getInputStream(IMAGE_NAME_1);
			Assert.assertNotNull(imageStream1);
			Assert.assertTrue(doc.deleteSlideByIndex(doc.getSlideCount() - 2));
			Assert.assertTrue(OdfDrawImage.getImageCount(doc) == (nImageCnt - 3));
			imageStream1 = doc.getPackage().getInputStream(IMAGE_NAME_1);
			Assert.assertNull(imageStream1);
			InputStream imageStream2 = doc.getPackage().getInputStream(IMAGE_NAME_2);
			Assert.assertNull(imageStream2);
			InputStream imageStream3 = doc.getPackage().getInputStream(IMAGE_NAME_3);
			Assert.assertNull(imageStream3);
			//slide at index 2 at doc2 contains one image, but it also referred by other slides
			//so the image of this slide will not be removed
			doc2 = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_ANOTHER));
			nImageCnt = OdfDrawImage.getImageCount(doc2);
			Assert.assertTrue(doc2.deleteSlideByIndex(2));
			Assert.assertTrue(OdfDrawImage.getImageCount(doc2) == (nImageCnt - 1));
			imageStream1 = doc2.getPackage().getInputStream(IMAGE_NAME_1);
			Assert.assertNotNull(imageStream1);
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}

		try {
			Assert.assertTrue(doc.deleteSlideByIndex(20));
			Assert.assertTrue(false);
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "Delete.odp"));
			doc2.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "Delete2.odp"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}

	/**
	 * Test case for create new slide at the specified position, with the
	 * specified name and slide template.
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\Presentation1.odp
	 * <b>Method</b>
	 * OdfPresentationDocument.newSlide(int index, String name,
	 * OdfDrawPage.SlideLayout slideLayout) is used to new a slide at the specified
	 * position with the specified name, and use the specified slide template.
	 * <b>Postcondition</b> Save the modified document at SlideResultNew.odp
	 * <b>Covered Element</b> 
	 * 1) &lt;style:presentation-page-layout&gt; referred by "presentation:presentation-page-layout-name" attribute of &lt;draw:page&gt;
	 * 2) &lt;style:master-page&gt; referred by "draw:master-page-name" attribute of &lt;draw:page&gt;
	 * 3) The placeholder element of &lt;draw:page&gt;, such as title, outline placeholder
	 * <b>Note</b> The new slide will use the same master page style of the previous slide,
	 * and add the placeholder on the slide according to the slide template parameter.
	 */
	@Test
	public void testNewSlide() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			OdfSlide slide5 = doc.getSlideByIndex(5);
			OdfSlide newSlide1 = doc.newSlide(2, "Slide 2 new", OdfSlide.SlideLayout.BLANK);
			Assert.assertTrue(2 == newSlide1.getSlideIndex());
			OdfSlide newSlide2 = doc.newSlide(0, "", OdfSlide.SlideLayout.TITLE_ONLY);
			Assert.assertTrue(newSlide2.getSlideName().equals(""));
			Assert.assertTrue(7 == slide5.getSlideIndex());
			doc.newSlide(3, OdfSlide.SlideLayout.TITLE_PLUS_TEXT.toString(), OdfSlide.SlideLayout.enumValueOf("title_text"));
			OdfSlide newSlide4 = doc.newSlide(4, null, OdfSlide.SlideLayout.TITLE_PLUS_2_TEXT_BLOCK);
			Assert.assertTrue(newSlide4.getOdfElement().getDrawNameAttribute() != null);
			OdfSlide.SlideLayout outlineType = OdfSlide.SlideLayout.TITLE_OUTLINE;
			doc.newSlide(14, OdfSlide.SlideLayout.toString(outlineType), outlineType);
			doc.newSlide(15, "Default", null);
			int count = doc.getSlideCount();
			Assert.assertTrue(16 == count);
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}

		try {
			doc.newSlide(20, "Slide 20 new", OdfSlide.SlideLayout.BLANK);
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "New.odp"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}

	/**
	 * Test case for move the slide from one position to another, or copy a
	 * specified slide and insert it to another specified position.
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\Presentation1.odp
	 * test\resources\performance\Presentation1.odp 
	 * <b>Method</b> 1)Using OdfPresentationDocument.moveSlide(int current, int destination)
	 * to move a slide at the current position to the destination position.
	 * 2)OdfPresentationDocument.copySlide(int source, int dest, String newName)
	 * is used to make a copy of the slide at a specified position to another
	 * position in this presentation.
	 * <b>Postcondition</b> Save the modified document at
	 * SlideResultMoveAndCopy.odp
	 * <b>Covered Element</b> 1) &lt;office:presentation&gt;,&lt;draw:page&gt;
	 * 2) &lt;presentation:notes&gt; of each slide.
	 * <b>Note</b> Each slide has its own notes page to show its notes view,
	 * while the notes page has the "draw:page-number" attribute to show the notes view of which slide 
	 * so when the slide is moved or copied, the index of this slide will be change, 
	 * the notes page have to change the "draw:page-number" value.
	 */
	@Test
	public void testMoveAndCopySlide() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			OdfSlide lastSlide = doc.getSlideByIndex(9);
			OdfSlide firstSlide = doc.getSlideByIndex(0);

			OdfSlide copyFirstToLastSlide = doc.copySlide(0, 10, firstSlide.getSlideName() + "(copy)");
			Assert.assertTrue(10 == copyFirstToLastSlide.getSlideIndex());

			OdfSlide copyLastToFirstSlide = doc.copySlide(9, 0, lastSlide.getSlideName() + "(copy)");
			Assert.assertTrue(0 == copyLastToFirstSlide.getSlideIndex());

			doc.moveSlide(11, 0);
			doc.moveSlide(1, 12);
			Assert.assertTrue(1 == firstSlide.getSlideIndex());
			Assert.assertTrue(10 == lastSlide.getSlideIndex());
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}

		try {
			doc.moveSlide(20, 0);
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc.moveSlide(-1, 0);
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc.copySlide(20, 0, "outofbounds");
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc.copySlide(-1, 0, "outofbounds");
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "MoveAndCopy.odp"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}

	/**
	 * Test case for copy a slide which comes from the other presentation
	 * to the specified position of the current presentation.
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\Presentation1.odp & test\resources\performance\Presentation2.odp
	 * <b>Method</b> Using OdfPresentationDocument.copyForeignSlide(int
	 * destIndex,OdfPresentationDocument srcDoc, int srcIndex) to copy a slide
	 * which locates at "srcIndex" position of the "srcDoc" presentation
	 * document and insert it to the current presentation document at "destIndex" position.
	 * <b>Postcondition</b> Save the modified document at SlideResultCopyForeignSlide.odp
	 * <b>Covered Element</b> 1) &lt;office:presentation&gt;,&lt;draw:page&gt;
	 * 2) All the element that contains "xlink:href" attribute, such as &lt;draw:object&gt;, &lt;draw:image&gt;, etc.
	 * 3) Each style definition element of &lt;draw:page&gt; and its all child elements
	 * such as layout style, master page style, object style and text style
	 * the style definition element must contain "style:name" or "draw:name" attribute, include 
	 *         &lt;style:mater-page&gt;,&lt;style:page-layout&gt;,&lt;style:presentation-page-layout&gt;,
	 *         &lt;style:style&gt;, &lt;text:list-style&gt;, &lt;number:time-style&gt;, &lt;number:date-style&gt;,
	 *         &lt;number:boolean-style&gt;, &lt;number:number-style&gt;, &lt;number:currency-style&gt;,
	 *         &lt;number:percentage-style&gt;, &lt;number:text-style&gt;, &lt;text:outline-style&gt;,&lt;style:font-face&gt;,
	 * 4) the element which refer the style name, that is &lt;draw:page&gt; and all the child elements.
	 * <b>Note</b> If the copied style/image/ole name is duplicated with destination presentation document,
	 * the name definition element and reference element must be renamed then insert to the dest document.
	 */
	@Test
	public void testCopyForeignSlide() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			doc2 = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_ANOTHER));

			// copy slide at index 2 of doc to the index 2 of doc2
			int nEmbedDoc = doc2.loadSubDocuments().size();
			String embedDocName = "Object 3/";
			OdfFileEntry fileEntry = doc2.getPackage().getFileEntry(embedDocName);
			Assert.assertNull(fileEntry);
			OdfSlide newPage1 = doc2.copyForeignSlide(2, doc, 2);
			Assert.assertTrue(2 == newPage1.getSlideIndex());
			// slide at index 2 of doc contains an embedded document called
			// "Object 3"
			OdfDocument embedDoc = doc2.loadSubDocument(embedDocName);
			Assert.assertNotNull(embedDoc);
			int size = doc2.loadSubDocuments().size();
			Assert.assertTrue(size == (nEmbedDoc + 1));
			// the copied slide also have an bitmap background, and the image bullet
			// they should all be copied
			String BACKGROUND_IMAGE_NAME = "Pictures/1000000000000C80000004009305DCA3.jpg";
			String BULLET_IMAGE_NAME = "Pictures/10000000000002580000018FB151A5C8.jpg";
			InputStream backgroundImage = doc2.getPackage().getInputStream(BACKGROUND_IMAGE_NAME);
			Assert.assertNotNull(backgroundImage);
			// copy the slide at index 2 of doc to the end of doc2
			OdfSlide newPage2 = doc2.copyForeignSlide(101, doc, 2);
			Assert.assertNotNull(doc2.getPackage().getFileEntry(BULLET_IMAGE_NAME));
			Assert.assertFalse(newPage1.getSlideName().equals(newPage2.getSlideName()));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
		try {
			doc2.copyForeignSlide(200, doc, 0);
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc2.copyForeignSlide(-1, doc, 0);
		} catch (IndexOutOfBoundsException iobe) {
			Assert.assertTrue("slide index is out of bounds", true);
		}

		try {
			doc2.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "CopyForeignSlide2.odp"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}

	/**
	 * Test case for appending all the slide of one presentation to the end of
	 * another presentation.
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\Presentation1.odp & test\resources\performance\Presentation2.odp
	 * <b>Method</b> Using OdfPresentationDocument.appendPresentation(OdfPresentationDocument aDoc)
	 * to append the specified presentation to the current presentation.
	 * <b>Postcondition</b> Save the modified document at SlideResultMerge.odp
	 * <b>Covered Element</b> 
	 * Same with <code>CopyForeignSlide</code> method,
	 * except that it covers all the slide element of the document,rather than specific slide.
	 * <b>Note</b> 1)You'd better check the generated document to look at if there are any object/style is lost.
	 * 2) The generated file size will be larger than we append by using OpenOffice/Symphony,
	 * that is because the styles and images from the different document might have the same content,
	 * but I still append them rather than use one copy,
	 * because compare the odf element content and the image stream might cost much time.
	 */
	@Test
	public void testAppendPresentation() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			doc2 = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_ANOTHER));
			int slideCount = doc.getSlideCount();
			int slideCount2 = doc2.getSlideCount();
			//doc, doc2 both have the embed document named "Object 2"
			//with different content, so after appendPresentation,
			//the embedded doc "Object 2" of doc will be renamed
			String EMBEDDOC_NAME = "Object 2";
			Assert.assertNotNull(doc.loadSubDocument(EMBEDDOC_NAME));
			Assert.assertNotNull(doc2.loadSubDocument(EMBEDDOC_NAME));
			doc2.appendPresentation(doc);
			Assert.assertTrue((slideCount + slideCount2) == doc2.getSlideCount());
			//slide at index 3 of doc contains "Object 2", "Object 6"
			//after appendPresentation, let's check the slide at index 103 of merged document
			//which is corresponding to the slide at index 3 of doc
			OdfSlide slide = doc2.getSlideByIndex(103);
			DrawPageElement slideEle = slide.getOdfElement();
			NodeList objectList = slideEle.getElementsByTagNameNS(OdfDocumentNamespace.DRAW.getUri(), "object");
			Assert.assertTrue(objectList.getLength() == 2);
			DrawObjectElement object1 = (DrawObjectElement) objectList.item(0);
			String linkPath = object1.getXlinkHrefAttribute();
			Assert.assertTrue(linkPath.startsWith("./Object 2") && !linkPath.equals("./Object 2"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}

		try {
			doc2.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "Merge2.odp"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}

	@Test
	public void testAnotherMergeDoc() {
		try {
			doc = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_MAIN));
			doc2 = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_FILE_ANOTHER));
			doc.appendPresentation(doc2);
			Assert.assertTrue(doc.getSlideCount() == 110);
			doc.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "Merge1.odp"));
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}

	/**
	 * Test case for merge the three presentation document
	 * <p>
	 * <b>Precondition</b> Load Presentation File at test\resources\performance\SlideTest1.odp, 
	 * 	 test\resources\performance\SlideTest2.odp and test\resources\performance\SlideTest3.odp
	 * <b>Method</b> copy the slide from SlideTest2.odp and SlideTest3.odp to SlideTest1.odp
	 * <b>Postcondition</b> Save the modified document at SlideResultCopyThreeDoc.odp
	 * <b>Notice</b> 
	 * This test case is used to show that the style name can be renamed if they define the different style.
	 */
	@Test
	public void testCopyThreeDoc() {
		try {
			//testdoc1 contain "dp1" for draw page style
			OdfPresentationDocument testdoc1 = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_DOCUMENT1));
			//testdoc1 contain "dp1" for draw page style
			OdfPresentationDocument testdoc2 = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_DOCUMENT2));
			//testdoc1 contain "dp1" for draw page style
			OdfPresentationDocument testdoc3 = OdfPresentationDocument.loadDocument(ResourceUtilities.getAbsolutePath(TEST_PRESENTATION_DOCUMENT3));
			testdoc1.copyForeignSlide(1, testdoc2, 0);
			testdoc1.copyForeignSlide(2, testdoc3, 0);
			//after copy foreign slide, the each slide should has its own draw page style
			DrawPageElement slide1 = testdoc1.getSlideByIndex(0).getOdfElement();
			DrawPageElement slide2 = testdoc1.getSlideByIndex(1).getOdfElement();
			DrawPageElement slide3 = testdoc1.getSlideByIndex(2).getOdfElement();
			String slideStyle1 = slide1.getDrawNameAttribute();
			String slideStyle2 = slide2.getDrawNameAttribute();
			String slideStyle3 = slide3.getDrawNameAttribute();
			LOG.info(slideStyle1);
			LOG.info(slideStyle2);
			LOG.info(slideStyle3);
			testdoc1.save(ResourceUtilities.newTestOutputFile(TEST_PRESENTATION_FILE_OUT_PREFIX + "CopyThreeDoc.odp"));
			Assert.assertNotSame(slideStyle1, slideStyle2);
			Assert.assertNotSame(slideStyle2, slideStyle3);
		} catch (Exception e) {
			LOG.log(Level.SEVERE, e.getMessage(), e);
			Assert.fail("Failed with " + e.getClass().getName() + ": '" + e.getMessage() + "'");
		}
	}
}