POIFSFileSystem fs = new POIFSFileSystem(
POIDataSamples.getSpreadSheetInstance().openResourceAsStream("excel_with_embeded.xls")
);
HSLFSlideShow ss;
DirectoryNode dirA = (DirectoryNode)
fs.getRoot().getEntry("MBD0000A3B6");
DirectoryNode dirB = (DirectoryNode)
fs.getRoot().getEntry("MBD0000A3B3");
assertNotNull(dirA.getEntry("PowerPoint Document"));
assertNotNull(dirB.getEntry("PowerPoint Document"));
// Check the first file
ss = new HSLFSlideShow(dirA);
ppe = new PowerPointExtractor(ss);
assertEquals("Sample PowerPoint file\nThis is the 1st file\nNot much too it\n",