Initial move from old twain-in-dotnet.

Tests/NTwain.Tests/DataTransferredEventArgsTests.cs

@@ -0,0 +1,26 @@
+using NTwain;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System;
+using NTwain.Values;
+using System.Runtime.Serialization;
+
+namespace NTwain.Tests
+{
+    [TestClass]
+    public class DataTransferredEventArgsTests
+    {
+        [TestMethod]
+        public void Constructor_Sets_Correct_Properties()
+        {
+            // just some non-default values to test
+            IntPtr data = new IntPtr(10);
+            string file = "THIS IS A TEST.";
+
+            DataTransferredEventArgs target = new DataTransferredEventArgs(data, file);
+
+            Assert.AreEqual(data, target.Data, "Data mismatch.");
+            Assert.AreEqual(file, target.FilePath, "File mismatch.");
+        }
+
+    }
+}