SLIDESNET-45094: Added check to verify whether the TextFrame property is null, updated dependencies

Aspose.Slides.WebExtensions.Tests/SLIDESNET_45094.cs

@@ -0,0 +1,46 @@
+using Aspose.Slides.Export;
+using Aspose.Slides.Export.Web;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System;
+using System.IO;
+
+namespace Aspose.Slides.WebExtensions.Tests
+{
+    [TestClass]
+    public class SLIDESNET_45094
+    {
+        [TestMethod]
+        public void Test_45094()
+        {
+            var RootDirectory = Path.GetFullPath("../../../");
+            var PresentationFilePath = Path.Combine(RootDirectory, "TestData", "SLIDESNET_45094", "SLIDESNET-45094.ppt");
+            var EthalonPath = Path.Combine(RootDirectory, "TestData", "SLIDESNET_45094", "html");
+            var TemplatePath = Path.Combine(RootDirectory, "TestData", "Out", "templates");
+            var OutputPath = Path.Combine(RootDirectory, "TestData", "Out", "SLIDESNET_45094");
+
+            var sourcePath1 = Path.GetFullPath(Path.Combine(RootDirectory, "..", "Aspose.Slides.WebExtensions", "templates", "single-page"));
+            var sourcePath2 = Path.GetFullPath(Path.Combine(RootDirectory, "..", "Aspose.Slides.WebExtensions", "templates", "common"));
+
+            Directory.CreateDirectory(OutputPath);
+            Directory.CreateDirectory(TemplatePath);
+
+            foreach (string dirPath in Directory.GetDirectories(sourcePath1, "*", SearchOption.AllDirectories)) Directory.CreateDirectory(dirPath.Replace(sourcePath1, TemplatePath));
+            foreach (string newPath in Directory.GetFiles(sourcePath1, "*.*", SearchOption.AllDirectories)) File.Copy(newPath, newPath.Replace(sourcePath1, TemplatePath), true);
+
+            foreach (string dirPath in Directory.GetDirectories(sourcePath2, "*", SearchOption.AllDirectories)) Directory.CreateDirectory(dirPath.Replace(sourcePath2, TemplatePath));
+            foreach (string newPath in Directory.GetFiles(sourcePath2, "*.*", SearchOption.AllDirectories)) File.Copy(newPath, newPath.Replace(sourcePath2, TemplatePath), true);
+
+            using (Presentation pres = new Presentation(PresentationFilePath))
+            {
+                WebDocument document = pres.ToSinglePageWebDocument(
+                    new WebDocumentOptions() 
+                    {
+                        EmbedImages = true 
+                    },
+                    TemplatePath,
+                    OutputPath);
+                document.Save();
+            }
+        }
+    }
+}