TestXMLSlideShow.java

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   this work for additional information regarding copyright ownership.
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package org.apache.poi.xslf.usermodel;

import static org.apache.poi.xslf.XSLFTestDataSamples.openSampleDocument;
import static org.apache.poi.xslf.XSLFTestDataSamples.writeOutAndReadBack;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

import java.io.IOException;
import java.io.InputStream;

import org.apache.poi.POIDataSamples;
import org.apache.poi.ooxml.TrackingInputStream;
import org.apache.poi.openxml4j.opc.OPCPackage;
import org.apache.poi.openxml4j.opc.PackagePart;
import org.apache.poi.sl.usermodel.BaseTestSlideShow;
import org.apache.poi.sl.usermodel.SlideShow;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;
import org.openxmlformats.schemas.presentationml.x2006.main.CTNotesMasterIdListEntry;
import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideIdListEntry;
import org.openxmlformats.schemas.presentationml.x2006.main.CTSlideMasterIdListEntry;

class TestXMLSlideShow extends BaseTestSlideShow<XSLFShape, XSLFTextParagraph> {
    private OPCPackage pack;

    @Override
    public XMLSlideShow createSlideShow() {
        return new XMLSlideShow();
    }

    @BeforeEach
    void setUp() throws Exception {
        pack = OPCPackage.open(slTests.openResourceAsStream("sample.pptx"));
    }

    @AfterEach
    void tearDown() {
        pack.revert();
    }

    @Test
    void testContainsMainContentType() throws Exception {
        boolean found = false;
        for (PackagePart part : pack.getParts()) {
            if (part.getContentType().equals(XSLFRelation.MAIN.getContentType())) {
                found = true;
            }
        }
        assertTrue(found);
    }

    @Test
    void testOpen() throws Exception {
        // With the finalised uri, should be fine
        try (XMLSlideShow xml = new XMLSlideShow(pack)) {
            // Check the core
            assertNotNull(xml.getCTPresentation());

            // Check it has some slides
            assertFalse(xml.getSlides().isEmpty());
            assertFalse(xml.getSlideMasters().isEmpty());
        }
    }

    @Test
    void testSlideBasics() throws IOException {
        try (XMLSlideShow xml = new XMLSlideShow(pack)) {

            // Should have 1 master
            assertEquals(1, xml.getSlideMasters().size());

            // Should have two sheets
            assertEquals(2, xml.getSlides().size());

            // Check they're as expected
            CTSlideIdListEntry[] slides = xml.getCTPresentation().getSldIdLst().getSldIdArray();

            assertEquals(256, slides[0].getId());
            assertEquals(257, slides[1].getId());
            assertEquals("rId2", slides[0].getId2());
            assertEquals("rId3", slides[1].getId2());

            // Now get those objects
            assertNotNull(xml.getSlides().get(0));
            assertNotNull(xml.getSlides().get(1));

            // And check they have notes as expected
            assertNotNull(xml.getSlides().get(0).getNotes());
            assertNotNull(xml.getSlides().get(1).getNotes());

            // Next up look for the slide master
            CTSlideMasterIdListEntry[] masters = xml.getCTPresentation().getSldMasterIdLst().getSldMasterIdArray();

            // see SlideAtom.USES_MASTER_SLIDE_ID
            assertEquals(0x80000000L, masters[0].getId());
            assertEquals("rId1", masters[0].getId2());
            assertNotNull(xml.getSlideMasters().get(0));

            // Finally look for the notes master
            CTNotesMasterIdListEntry notesMaster =
                xml.getCTPresentation().getNotesMasterIdLst().getNotesMasterId();
            assertNotNull(notesMaster);

            assertNotNull(xml.getNotesMaster());
        }
    }

    @Test
    void testMetadataBasics() throws IOException {
        try (XMLSlideShow xml = new XMLSlideShow(pack)) {

            assertNotNull(xml.getProperties().getCoreProperties());
            assertNotNull(xml.getProperties().getExtendedProperties());

            assertEquals("Microsoft Office PowerPoint", xml.getProperties().getExtendedProperties().getUnderlyingProperties().getApplication());
            assertEquals(0, xml.getProperties().getExtendedProperties().getUnderlyingProperties().getCharacters());
            assertEquals(0, xml.getProperties().getExtendedProperties().getUnderlyingProperties().getLines());

            assertNull(xml.getProperties().getCoreProperties().getTitle());
            assertFalse(xml.getProperties().getCoreProperties().getUnderlyingProperties().getSubjectProperty().isPresent());
        }
    }

    @Test
    void testComments() throws Exception {
        // Default sample file has none
        try (XMLSlideShow xml = new XMLSlideShow(pack)) {
            assertNull(xml.getCommentAuthors());

            for (XSLFSlide slide : xml.getSlides()) {
                assertTrue(slide.getComments().isEmpty());
            }
        }

        // Try another with comments
        try (XMLSlideShow xmlComments = openSampleDocument("45545_Comment.pptx")) {

            // Has one author
            assertNotNull(xmlComments.getCommentAuthors());
            assertEquals(1, xmlComments.getCommentAuthors().getCTCommentAuthorsList().sizeOfCmAuthorArray());
            assertEquals("XPVMWARE01", xmlComments.getCommentAuthors().getAuthorById(0).getName());

            // First two slides have comments
            int i = -1;
            for (XSLFSlide slide : xmlComments.getSlides()) {
                i++;

                if (i == 0) {
                    assertNotNull(slide.getCommentsPart());
                    assertEquals(1, slide.getCommentsPart().getNumberOfComments());
                    assertEquals("testdoc", slide.getCommentsPart().getCommentAt(0).getText());
                    assertEquals(0, slide.getCommentsPart().getCommentAt(0).getAuthorId());
                } else if (i == 1) {
                    assertNotNull(slide.getComments());
                    assertEquals(1, slide.getCommentsPart().getNumberOfComments());
                    assertEquals("test phrase", slide.getCommentsPart().getCommentAt(0).getText());
                    assertEquals(0, slide.getCommentsPart().getCommentAt(0).getAuthorId());
                } else {
                    assertNull(slide.getCommentsPart());
                    assertTrue(slide.getComments().isEmpty());
                }
            }
        }
    }

    @Test
    void testInputStreamClosed() throws Exception {
        try (TrackingInputStream stream = new TrackingInputStream(
                POIDataSamples.getSlideShowInstance().openResourceAsStream("45545_Comment.pptx"))) {
            try (XMLSlideShow xmlComments = new XMLSlideShow(stream)) {
                assertFalse(xmlComments.getSlides().isEmpty());
            }
            assertTrue(stream.isClosed(), "stream was closed?");
        }
    }

    @Test
    void testInputStreamNotClosedWhenOptionUsed() throws Exception {
        try (TrackingInputStream stream = new TrackingInputStream(
                POIDataSamples.getSlideShowInstance().openResourceAsStream("45545_Comment.pptx"))) {
            try (XMLSlideShow xmlComments = new XMLSlideShow(stream, false)) {
                assertFalse(xmlComments.getSlides().isEmpty());
            }
            assertFalse(stream.isClosed(), "stream was not closed?");
        }
    }

    @Override
    public XMLSlideShow reopen(SlideShow<XSLFShape, XSLFTextParagraph> show) throws IOException {
        return writeOutAndReadBack((XMLSlideShow) show);
    }


}