BaseTestSlideShow.java
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package org.apache.poi.sl.usermodel;
import static org.junit.jupiter.api.Assertions.assertArrayEquals;
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.assertSame;
import java.awt.Color;
import java.awt.geom.Rectangle2D;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.util.List;
import org.apache.commons.io.output.UnsynchronizedByteArrayOutputStream;
import org.apache.poi.POIDataSamples;
import org.apache.poi.common.usermodel.fonts.FontInfo;
import org.apache.poi.sl.draw.DrawPaint;
import org.apache.poi.sl.usermodel.PictureData.PictureType;
import org.apache.poi.sl.usermodel.TabStop.TabStopType;
import org.apache.poi.util.Reproducibility;
import org.junit.jupiter.api.Test;
public abstract class BaseTestSlideShow<
S extends Shape<S,P>,
P extends TextParagraph<S,P,? extends TextRun>
> {
protected static final POIDataSamples slTests = POIDataSamples.getSlideShowInstance();
public abstract SlideShow<S,P> createSlideShow();
public abstract SlideShow<S,P> reopen(SlideShow<S,P> show) throws IOException;
@Test
void addPicture_File() throws IOException {
SlideShow<S,P> show = createSlideShow();
File f = slTests.getFile("clock.jpg");
assertEquals(0, show.getPictureData().size());
PictureData picture = show.addPicture(f, PictureType.JPEG);
assertEquals(1, show.getPictureData().size());
assertSame(picture, show.getPictureData().get(0));
show.close();
}
@Test
void addPicture_Stream() throws IOException {
try (SlideShow<S,P> show = createSlideShow();
InputStream stream = slTests.openResourceAsStream("clock.jpg")) {
assertEquals(0, show.getPictureData().size());
PictureData picture = show.addPicture(stream, PictureType.JPEG);
assertEquals(1, show.getPictureData().size());
assertSame(picture, show.getPictureData().get(0));
}
}
@Test
void addPicture_ByteArray() throws IOException {
SlideShow<S,P> show = createSlideShow();
byte[] data = slTests.readFile("clock.jpg");
assertEquals(0, show.getPictureData().size());
PictureData picture = show.addPicture(data, PictureType.JPEG);
assertEquals(1, show.getPictureData().size());
assertSame(picture, show.getPictureData().get(0));
show.close();
}
@Test
void findPicture() throws IOException {
SlideShow<S,P> show = createSlideShow();
byte[] data = slTests.readFile("clock.jpg");
assertNull(show.findPictureData(data));
PictureData picture = show.addPicture(data, PictureType.JPEG);
PictureData found = show.findPictureData(data);
assertNotNull(found);
assertEquals(picture, found);
show.close();
}
@Test
void addTabStops() throws IOException {
try (final SlideShow<S,P> show1 = createSlideShow()) {
// first set the TabStops in the Master sheet
final MasterSheet<S,P> master1 = show1.getSlideMasters().get(0);
final AutoShape<S,P> master1_as = (AutoShape<S,P>)master1.getPlaceholder(Placeholder.BODY);
final P master1_tp = master1_as.getTextParagraphs().get(0);
master1_tp.clearTabStops();
int i1 = 0;
for (final TabStopType tst : TabStopType.values()) {
master1_tp.addTabStops(10+i1*10, tst);
i1++;
}
// then set it on a normal slide
final Slide<S,P> slide1 = show1.createSlide();
final AutoShape<S,P> slide1_as = slide1.createAutoShape();
slide1_as.setText("abc");
slide1_as.setAnchor(new Rectangle2D.Double(100,100,100,100));
final P slide1_tp = slide1_as.getTextParagraphs().get(0);
slide1_tp.getTextRuns().get(0).setFontColor(new Color(0x563412));
slide1_tp.clearTabStops();
int i2 = 0;
for (final TabStopType tst : TabStopType.values()) {
slide1_tp.addTabStops(15+i2*5, tst);
i2++;
}
try (final SlideShow<S,P> show2 = reopen(show1)) {
final MasterSheet<S,P> master2 = show2.getSlideMasters().get(0);
final AutoShape<S,P> master2_as = (AutoShape<S,P>)master2.getPlaceholder(Placeholder.BODY);
final P master2_tp = master2_as.getTextParagraphs().get(0);
final List<? extends TabStop> master2_tabStops = master2_tp.getTabStops();
assertNotNull(master2_tabStops);
int i3 = 0;
for (final TabStopType tst : TabStopType.values()) {
final TabStop ts = master2_tabStops.get(i3);
assertEquals(10+i3*10, ts.getPositionInPoints(), 0.0);
assertEquals(tst, ts.getType());
i3++;
}
final Slide<S,P> slide2 = show2.getSlides().get(0);
@SuppressWarnings("unchecked")
final AutoShape<S,P> slide2_as = (AutoShape<S,P>)slide2.getShapes().get(0);
final P slide2_tp = slide2_as.getTextParagraphs().get(0);
final List<? extends TabStop> slide2_tabStops = slide2_tp.getTabStops();
assertNotNull(slide2_tabStops);
int i4 = 0;
for (final TabStopType tst : TabStopType.values()) {
final TabStop ts = slide2_tabStops.get(i4);
assertEquals(15+i4*5, ts.getPositionInPoints(), 0.0);
assertEquals(tst, ts.getType());
i4++;
}
}
}
}
@Test
void shapeAndSlideName() throws IOException {
final String file = "SampleShow.ppt"+(getClass().getSimpleName().contains("XML")?"x":"");
try (final InputStream is = slTests.openResourceAsStream(file);
final SlideShow<? extends Shape<?,?>,?> ppt = SlideShowFactory.create(is)) {
final List<? extends Shape<?,?>> shapes1 = ppt.getSlides().get(0).getShapes();
assertEquals("The Title", shapes1.get(0).getShapeName());
assertEquals("Another Subtitle", shapes1.get(1).getShapeName());
final List<? extends Shape<?,?>> shapes2 = ppt.getSlides().get(1).getShapes();
assertEquals("Title 1", shapes2.get(0).getShapeName());
assertEquals("Content Placeholder 2", shapes2.get(1).getShapeName());
for (final Slide<? extends Shape<?,?>,?> slide : ppt.getSlides()) {
final String expected = slide.getSlideNumber()==1 ? "FirstSlide" : "Slide2";
assertEquals(expected, slide.getSlideName());
}
}
}
@Test
void addFont() throws IOException {
try (SlideShow<S,P> ppt = createSlideShow()) {
ppt.createSlide();
try (InputStream fontData = slTests.openResourceAsStream("font.fntdata")) {
ppt.addFont(fontData);
}
try (SlideShow<S, P> ppt2 = reopen(ppt)) {
List<? extends FontInfo> fonts = ppt2.getFonts();
assertFalse(fonts.isEmpty());
FontInfo fi = fonts.get(fonts.size()-1);
assertEquals("Harlow Solid Italic", fi.getTypeface());
}
}
}
public static Color getColor(PaintStyle paintActual) {
return (paintActual instanceof PaintStyle.SolidPaint)
? DrawPaint.applyColorTransform(((PaintStyle.SolidPaint)paintActual).getSolidColor())
: null;
}
// ensure a simple slide-show can be reproducibly written
@Test
void testWriteDocumentTwice() throws Exception {
try (SlideShow<S,P> ppt = createSlideShow()) {
ppt.createSlide();
Reproducibility.runWithSourceDateEpoch(
() -> {
try (UnsynchronizedByteArrayOutputStream out1 = UnsynchronizedByteArrayOutputStream.builder().get();
UnsynchronizedByteArrayOutputStream out2 = UnsynchronizedByteArrayOutputStream.builder().get()) {
ppt.write(out1);
ppt.write(out2);
out1.flush();
out2.flush();
// to avoid flaky tests if the documents are written at slightly different timestamps
// we clear some bytes which contain timestamps
assertArrayEquals(
out1.toByteArray(),
out2.toByteArray());
}
});
}
}
}