add test font thai

src/iTextSharp.LGPLv2.Core.FunctionalTests/TestUtils.cs

@@ -65,6 +65,11 @@ public static string GetSimSunFontPath()
             return Path.Combine(GetBaseDir(), ITextExamplesFolder, ResourcesFolder, "fonts", "simsun.ttf");
         }
 
+        public static string GetThaiFontPath()
+        {
+            return Path.Combine(GetBaseDir(), ITextExamplesFolder, ResourcesFolder, "fonts", "thsarabunnew.ttf");
+        }
+
         public static string GetTxtPath(string fileName)
         {
             return Path.Combine(GetBaseDir(), ITextExamplesFolder, ResourcesFolder, "txt", fileName);

src/iTextSharp.LGPLv2.Core.FunctionalTests/iTextExamples/Chapter11Tests.cs

@@ -163,5 +163,28 @@ public void Verify_Chinese_PDF_File_CanBeCreated()
 
             TestUtils.VerifyPdfFileIsReadable(pdfFilePath);
         }
+
+        [TestMethod]
+        public void Verify_Thai_PDF_File_CanBeCreated()
+        {
+            var pdfDoc = new Document(PageSize.A4);
+
+            var pdfFilePath = TestUtils.GetOutputFileName();
+            var fileStream = new FileStream(pdfFilePath, FileMode.Create);
+            PdfWriter.GetInstance(pdfDoc, fileStream);
+
+            pdfDoc.AddAuthor(TestUtils.Author);
+            pdfDoc.Open();
+
+            var chinese = "ทดสอบ ภาษาไทย ฝีมือ พึ่ง พ่อ กู รู้ ดู กันต์ ก๋ยวเตี๋ยว";
+
+            var tahomaFont = TestUtils.GetUnicodeFont("THSarabunNew", TestUtils.GetThaiFontPath(), 20, Font.NORMAL, BaseColor.Black);
+            pdfDoc.Add(new Paragraph(chinese, tahomaFont));
+
+            pdfDoc.Close();
+            fileStream.Dispose();
+
+            TestUtils.VerifyPdfFileIsReadable(pdfFilePath);
+        }
     }
 }