poi/src/scratchpad/testcases/org/apache/poi/hslf/usermodel/TestBugs.java

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package org.apache.poi.hslf.usermodel;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.io.File;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;

import junit.framework.AssertionFailedError;

import org.apache.poi.POIDataSamples;
import org.apache.poi.hslf.HSLFSlideShow;
import org.apache.poi.hslf.HSLFTestDataSamples;
import org.apache.poi.hslf.exceptions.OldPowerPointFormatException;
import org.apache.poi.hslf.model.Background;
import org.apache.poi.hslf.model.Fill;
import org.apache.poi.hslf.model.HeadersFooters;
import org.apache.poi.hslf.model.MasterSheet;
import org.apache.poi.hslf.model.Notes;
import org.apache.poi.hslf.model.Picture;
import org.apache.poi.hslf.model.Shape;
import org.apache.poi.hslf.model.ShapeGroup;
import org.apache.poi.hslf.model.Slide;
import org.apache.poi.hslf.model.SlideMaster;
import org.apache.poi.hslf.model.TextBox;
import org.apache.poi.hslf.model.TextRun;
import org.apache.poi.hslf.model.TextShape;
import org.apache.poi.hslf.model.TitleMaster;
import org.junit.Test;

/**
 * Testcases for bugs entered in bugzilla
 * the Test name contains the bugzilla bug id
 *
 * @author Yegor Kozlov
 */
public final class TestBugs {
    private static POIDataSamples _slTests = POIDataSamples.getSlideShowInstance();

    /**
     * Bug 41384: Array index wrong in record creation
     */
    @Test
    public void bug41384() throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("41384.ppt"));

        SlideShow ppt = new SlideShow(hslf);
        assertTrue("No Exceptions while reading file", true);

        assertEquals(1, ppt.getSlides().length);

        PictureData[] pict = ppt.getPictureData();
        assertEquals(2, pict.length);
        assertEquals(Picture.JPEG, pict[0].getType());
        assertEquals(Picture.JPEG, pict[1].getType());
    }

    /**
     * First fix from Bug 42474: NPE in RichTextRun.isBold()
     * when the RichTextRun comes from a Notes model object
     */
    @Test
    public void bug42474_1() throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("42474-1.ppt"));

        SlideShow ppt = new SlideShow(hslf);
        assertTrue("No Exceptions while reading file", true);
        assertEquals(2, ppt.getSlides().length);

        TextRun txrun;
        Notes notes;

        notes = ppt.getSlides()[0].getNotesSheet();
        assertNotNull(notes);
        txrun = notes.getTextRuns()[0];
        assertEquals("Notes-1", txrun.getRawText());
        assertEquals(false, txrun.getRichTextRuns()[0].isBold());

        //notes for the second slide are in bold
        notes = ppt.getSlides()[1].getNotesSheet();
        assertNotNull(notes);
        txrun = notes.getTextRuns()[0];
        assertEquals("Notes-2", txrun.getRawText());
        assertEquals(true, txrun.getRichTextRuns()[0].isBold());

    }

    /**
     * Second fix from Bug 42474: Incorrect matching of notes to slides
     */
    @Test
    public void bug42474_2() throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("42474-2.ppt"));

        SlideShow ppt = new SlideShow(hslf);

        //map slide number and starting phrase of its notes
        Map<Integer, String> notesMap = new HashMap<Integer, String>();
        notesMap.put(Integer.valueOf(4), "For  decades before calculators");
        notesMap.put(Integer.valueOf(5), "Several commercial applications");
        notesMap.put(Integer.valueOf(6), "There are three variations of LNS that are discussed here");
        notesMap.put(Integer.valueOf(7), "Although multiply and square root are easier");
        notesMap.put(Integer.valueOf(8), "The bus Z is split into Z_H and Z_L");

        Slide[] slide = ppt.getSlides();
        for (int i = 0; i < slide.length; i++) {
            Integer slideNumber = Integer.valueOf(slide[i].getSlideNumber());
            Notes notes = slide[i].getNotesSheet();
            if (notesMap.containsKey(slideNumber)){
                assertNotNull(notes);
                String text = notes.getTextRuns()[0].getRawText();
                String startingPhrase = notesMap.get(slideNumber);
                assertTrue("Notes for slide " + slideNumber + " must start with " +
                        startingPhrase , text.startsWith(startingPhrase));
            }
        }
    }

    /**
     * Bug 42485: All TextBoxes inside ShapeGroups have null TextRuns
     */
    @Test
    public void bug42485 () throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("42485.ppt"));

        SlideShow ppt = new SlideShow(hslf);
        Shape[] shape = ppt.getSlides()[0].getShapes();
        for (int i = 0; i < shape.length; i++) {
            if(shape[i] instanceof ShapeGroup){
                ShapeGroup  group = (ShapeGroup)shape[i];
                Shape[] sh = group.getShapes();
                for (int j = 0; j < sh.length; j++) {
                    if( sh[j] instanceof TextBox){
                        TextBox txt = (TextBox)sh[j];
                        assertNotNull(txt.getTextRun());
                    }
                }
            }
        }
    }

    /**
     * Bug 42484: NullPointerException from ShapeGroup.getAnchor()
     */
    @Test
    public void bug42484 () throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("42485.ppt"));

        SlideShow ppt = new SlideShow(hslf);
        Shape[] shape = ppt.getSlides()[0].getShapes();
        for (int i = 0; i < shape.length; i++) {
            if(shape[i] instanceof ShapeGroup){
                ShapeGroup  group = (ShapeGroup)shape[i];
                assertNotNull(group.getAnchor());
                Shape[] sh = group.getShapes();
                for (int j = 0; j < sh.length; j++) {
                    assertNotNull(sh[j].getAnchor());
                }
            }
        }
        assertTrue("No Exceptions while reading file", true);
    }

    /**
     * Bug 41381: Exception from Slide.getMasterSheet() on a seemingly valid PPT file
     */
    @Test
    public void bug41381() throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("alterman_security.ppt"));

        SlideShow ppt = new SlideShow(hslf);
        assertTrue("No Exceptions while reading file", true);

        assertEquals(1, ppt.getSlidesMasters().length);
        assertEquals(1, ppt.getTitleMasters().length);
        Slide[] slide = ppt.getSlides();
        for (int i = 0; i < slide.length; i++) {
            MasterSheet master = slide[i].getMasterSheet();
            if (i == 0) assertTrue(master instanceof TitleMaster); //the first slide follows TitleMaster
            else assertTrue(master instanceof SlideMaster);
        }
    }

    /**
     * Bug 42486:  Failure parsing a seemingly valid PPT
     */
    @Test
    public void bug42486 () throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("42486.ppt"));

        SlideShow ppt = new SlideShow(hslf);
        Slide[] slide = ppt.getSlides();
        for (int i = 0; i < slide.length; i++) {
            @SuppressWarnings("unused")
            Shape[] shape = slide[i].getShapes();
        }
        assertTrue("No Exceptions while reading file", true);

    }

    /**
     * Bug 42524:  NPE in Shape.getShapeType()
     */
    @Test
    public void bug42524 () throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("42486.ppt"));

        SlideShow ppt = new SlideShow(hslf);
        //walk down the tree and see if there were no errors while reading
        Slide[] slide = ppt.getSlides();
        for (int i = 0; i < slide.length; i++) {
            Shape[] shape = slide[i].getShapes();
            for (int j = 0; j < shape.length; j++) {
                assertNotNull(shape[j].getShapeName());
                if (shape[j] instanceof ShapeGroup){
                    ShapeGroup group = (ShapeGroup)shape[j];
                    Shape[] comps = group.getShapes();
                    for (int k = 0; k < comps.length; k++) {
                        assertNotNull(comps[k].getShapeName());
                   }
                }
            }

        }
        assertTrue("No Exceptions while reading file", true);

    }

    /**
     * Bug 42520:  NPE in Picture.getPictureData()
     */
    @Test
    public void bug42520 () throws Exception {
        HSLFSlideShow hslf = new HSLFSlideShow(_slTests.openResourceAsStream("42520.ppt"));

        SlideShow ppt = new SlideShow(hslf);

        //test case from the bug report
        ShapeGroup shapeGroup = (ShapeGroup)ppt.getSlides()[11].getShapes()[10];
        Picture picture = (Picture)shapeGroup.getShapes()[0];
        picture.getPictureData();

        //walk down the tree and see if there were no errors while reading
        Slide[] slide = ppt.getSlides();
        for (int i = 0; i < slide.length; i++) {
            Shape[] shape = slide[i].getShapes();
            for (int j = 0; j < shape.length; j++) {
              if (shape[j] instanceof ShapeGroup){
                    ShapeGroup group = (ShapeGroup)shape[j];
                    Shape[] comps = group.getShapes();
                    for (int k = 0; k < comps.length; k++) {
                        Shape comp = comps[k];
                        if (comp instanceof Picture){
                            @SuppressWarnings("unused")
                            PictureData pict = ((Picture)comp).getPictureData();
                        }
                    }
                }
            }

        }
        assertTrue("No Exceptions while reading file", true);

    }

    /**
     * Bug 38256:  RuntimeException: Couldn't instantiate the class for type with id 0.
     * ( also fixed followup: getTextRuns() returns no text )
     */
    @Test
    public void bug38256 () throws Exception {
        SlideShow ppt = new SlideShow(_slTests.openResourceAsStream("38256.ppt"));

        assertTrue("No Exceptions while reading file", true);

        Slide[] slide = ppt.getSlides();
        assertEquals(1, slide.length);
        TextRun[] runs = slide[0].getTextRuns();
        assertEquals(4, runs.length);

        Set<String> txt = new HashSet<String>();
        txt.add("\u201CHAPPY BIRTHDAY SCOTT\u201D");
        txt.add("Have a HAPPY DAY");
        txt.add("PS Nobody is allowed to hassle Scott TODAY\u2026");
        txt.add("Drinks will be in the Boardroom at 5pm today to celebrate Scott\u2019s B\u2019Day\u2026  See you all there!");

        for (int i = 0; i < runs.length; i++) {
            String text = runs[i].getRawText();
            assertTrue(text, txt.contains(text));
        }

    }

    /**
     * Bug 38256:  RuntimeException: Couldn't instantiate the class for type with id 0.
     * ( also fixed followup: getTextRuns() returns no text )
     */
    @Test
    public void bug43781 () throws Exception {
        SlideShow ppt = new SlideShow(_slTests.openResourceAsStream("43781.ppt"));

        assertTrue("No Exceptions while reading file", true);

        Slide slide = ppt.getSlides()[0];
        TextRun[] tr1 = slide.getTextRuns();

        List<TextRun> lst = new ArrayList<TextRun>();
        Shape[] shape = slide.getShapes();
        for (int i = 0; i < shape.length; i++) {
            if( shape[i] instanceof TextShape){
                TextRun textRun = ((TextShape)shape[i]).getTextRun();
                if(textRun != null) {
                    lst.add(textRun);
                }
            }

        }
        TextRun[] tr2 = new TextRun[lst.size()];
        lst.toArray(tr2);

        assertEquals(tr1.length, tr2.length);
        for (int i = 0; i < tr1.length; i++) {
            assertEquals(tr1[i].getText(), tr2[i].getText());
        }
    }

    /**
     * Bug 44296: HSLF Not Extracting Slide Background Image
     */
    @Test
    public void bug44296  () throws Exception {
        SlideShow ppt = new SlideShow(_slTests.openResourceAsStream("44296.ppt"));

        Slide slide = ppt.getSlides()[0];

        Background b = slide.getBackground();
        Fill f = b.getFill();
        assertEquals(Fill.FILL_PICTURE, f.getFillType());

        PictureData pict = f.getPictureData();
        assertNotNull(pict);
        assertEquals(Picture.JPEG, pict.getType());
    }

    /**
     * Bug 44770: java.lang.RuntimeException: Couldn't instantiate the class for type with id 1036 on class class org.apache.poi.hslf.record.PPDrawing
     */
    @Test
    public void bug44770() throws Exception {
        try {
             new SlideShow(_slTests.openResourceAsStream("44770.ppt"));
        } catch (RuntimeException e) {
            if (e.getMessage().equals("Couldn't instantiate the class for type with id 1036 on class class org.apache.poi.hslf.record.PPDrawing")) {
                throw new AssertionFailedError("Identified bug 44770");
            }
            throw e;
        }
    }

    /**
     * Bug 41071: Will not extract text from Powerpoint TextBoxes
     */
    @Test
    public void bug41071() throws Exception {
        SlideShow ppt = new SlideShow(_slTests.openResourceAsStream("41071.ppt"));

        Slide slide = ppt.getSlides()[0];
        Shape[] sh = slide.getShapes();
        assertEquals(1, sh.length);
        assertTrue(sh[0] instanceof TextShape);
        TextShape tx = (TextShape)sh[0];
        assertEquals("Fundera, planera och involvera.", tx.getTextRun().getText());

        TextRun[] run = slide.getTextRuns();
        assertEquals(1, run.length);
        assertEquals("Fundera, planera och involvera.", run[0].getText());
    }

    /**
     * PowerPoint 95 files should throw a more helpful exception
     * @throws Exception
     */
    @Test(expected=OldPowerPointFormatException.class)
    public void bug41711() throws Exception {
    	// New file is fine
        new SlideShow(_slTests.openResourceAsStream("SampleShow.ppt"));

        // PowerPoint 95 gives an old format exception
    	new SlideShow(_slTests.openResourceAsStream("PPT95.ppt"));
    }
    
    /**
     * Changing text from Ascii to Unicode
     */
    @Test
    public void bug49648() throws Exception {
       SlideShow ppt = new SlideShow(_slTests.openResourceAsStream("49648.ppt"));
       for(Slide slide : ppt.getSlides()) {
          for(TextRun run : slide.getTextRuns()) {
             String text = run.getRawText();
             text.replace("{txtTot}", "With \u0123\u1234\u5678 unicode");
             run.setRawText(text);
          }
       }
    }

    /**
     * Bug 41246: AIOOB with illegal note references
     */
    @Test
    public void bug41246a() throws Exception {
        InputStream fis = _slTests.openResourceAsStream("41246-1.ppt");
        HSLFSlideShow hslf = new HSLFSlideShow(fis);
        fis.close();

        SlideShow ppt = new SlideShow(hslf);
        assertTrue("No Exceptions while reading file", true);

        ppt = HSLFTestDataSamples.writeOutAndReadBack(ppt);
        assertTrue("No Exceptions while rewriting file", true);
    }

    @Test
    public void bug41246b() throws Exception {
        InputStream fis = _slTests.openResourceAsStream("41246-2.ppt");
        HSLFSlideShow hslf = new HSLFSlideShow(fis);
        fis.close();

        SlideShow ppt = new SlideShow(hslf);
        assertTrue("No Exceptions while reading file", true);

        ppt = HSLFTestDataSamples.writeOutAndReadBack(ppt);
        assertTrue("No Exceptions while rewriting file", true);
    }

    /**
     * Bug 45776: Fix corrupt file problem using TextRun.setText
     */
    @Test
    public void bug45776() throws Exception {
        InputStream is = _slTests.openResourceAsStream("45776.ppt");
        SlideShow ppt = new SlideShow(new HSLFSlideShow(is));
        is.close();

        // get slides
        for (Slide slide : ppt.getSlides()) {
            for (Shape shape : slide.getShapes()) {
                if (!(shape instanceof TextBox)) continue;
                TextBox tb = (TextBox) shape;
                // work with TextBox
                String str = tb.getText();

                if (!str.contains("$$DATE$$")) continue;
                str = str.replace("$$DATE$$", new Date().toString());
                tb.setText(str);
                
                TextRun tr = tb.getTextRun();
                assertEquals(str.length()+1,tr.getStyleTextPropAtom().getParagraphStyles().getFirst().getCharactersCovered());
                assertEquals(str.length()+1,tr.getStyleTextPropAtom().getCharacterStyles().getFirst().getCharactersCovered());
            }
        }
    }

    @Test
    public void bug55732() throws Exception {
        File file = _slTests.getFile("bug55732.ppt");
        
        HSLFSlideShow ss = new HSLFSlideShow(file.getAbsolutePath());
        SlideShow _show = new SlideShow(ss);
        Slide[] _slides = _show.getSlides();

        /* Iterate over slides and extract text */
        for( Slide slide : _slides ) {
            HeadersFooters hf = slide.getHeadersFooters();
            boolean visible = hf.isHeaderVisible(); // exception happens here
        }
        assertTrue("No Exceptions while reading headers", true);
    }
    
}