public void TestNew() { XWPFDocument doc = XWPFTestDataSamples.OpenSampleDocument("EmptyDocumentWithHeaderFooter.docx"); byte[] jpegData = XWPFTestDataSamples.GetImage("nature1.jpg"); Assert.IsNotNull(jpegData); byte[] gifData = XWPFTestDataSamples.GetImage("nature1.gif"); Assert.IsNotNull(gifData); byte[] pngData = XWPFTestDataSamples.GetImage("nature1.png"); Assert.IsNotNull(pngData); IList <XWPFPictureData> pictures = doc.AllPictures; Assert.AreEqual(0, pictures.Count); // Document shouldn't have any image relationships Assert.AreEqual(13, doc.GetPackagePart().Relationships.Size); foreach (PackageRelationship rel in doc.GetPackagePart().Relationships) { if (rel.RelationshipType.Equals(XSSFRelation.IMAGE_JPEG.Relation)) { Assert.Fail("Shouldn't have JPEG yet"); } } // Add the image String relationId = doc.AddPictureData(jpegData, (int)PictureType.JPEG); Assert.AreEqual(1, pictures.Count); XWPFPictureData jpgPicData = (XWPFPictureData)doc.GetRelationById(relationId); Assert.AreEqual("jpeg", jpgPicData.SuggestFileExtension()); Assert.IsTrue(Arrays.Equals(jpegData, jpgPicData.Data)); // Ensure it now has one Assert.AreEqual(14, doc.GetPackagePart().Relationships.Size); PackageRelationship jpegRel = null; foreach (PackageRelationship rel in doc.GetPackagePart().Relationships) { if (rel.RelationshipType.Equals(XWPFRelation.IMAGE_JPEG.Relation)) { if (jpegRel != null) { Assert.Fail("Found 2 jpegs!"); } jpegRel = rel; } } Assert.IsNotNull(jpegRel, "JPEG Relationship not found"); // Check the details Assert.AreEqual(XWPFRelation.IMAGE_JPEG.Relation, jpegRel.RelationshipType); Assert.AreEqual("/word/document.xml", jpegRel.Source.PartName.ToString()); Assert.AreEqual("/word/media/image1.jpeg", jpegRel.TargetUri.OriginalString); XWPFPictureData pictureDataByID = doc.GetPictureDataByID(jpegRel.Id); Assert.IsTrue(Arrays.Equals(jpegData, pictureDataByID.Data)); // Save an re-load, check it appears doc = XWPFTestDataSamples.WriteOutAndReadBack(doc); Assert.AreEqual(1, doc.AllPictures.Count); Assert.AreEqual(1, doc.AllPackagePictures.Count); // verify the picture that we read back in pictureDataByID = doc.GetPictureDataByID(jpegRel.Id); Assert.IsTrue(Arrays.Equals(jpegData, pictureDataByID.Data)); }