Initial move from old twain-in-dotnet.

Tests/NTwain.Tests/TwainStateExceptionTest.cs

@@ -0,0 +1,43 @@
+using NTwain;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using System;
+using NTwain.Values;
+using System.Runtime.Serialization;
+
+namespace NTwain.Tests
+{
+	/// <summary>
+	///This is a test class for TwainStateException and is intended
+	///to contain all TwainStateExceptionTest Unit Tests
+	///</summary>
+	[TestClass]
+	public class TwainStateExceptionTest
+	{
+		/// <summary>
+		///A test for TwainStateException Constructor
+		///</summary>
+		[TestMethod]
+		public void Constructor_Sets_Correct_Properties()
+		{
+            // just some non-default values to test
+			int state = 3;
+            int minState = 4;
+            int maxState = 5;
+            DataGroups dataGroup = DataGroups.Control;
+            DataArgumentType argumentType = DataArgumentType.AudioNativeXfer;
+            Message twainMessage = Message.Copy;
+            string message = "THIS IS A TEST.";
+
+			TwainStateException target = new TwainStateException(state, minState, maxState, dataGroup, argumentType, twainMessage, message);
+
+            Assert.AreEqual(state, target.ActualState, "State mismatch.");
+            Assert.AreEqual(minState, target.MinStateExpected, "Minimum mismatch.");
+            Assert.AreEqual(maxState, target.MaxStateExpected, "Maximum mismatch.");
+            Assert.AreEqual(dataGroup, target.DataGroup, "DataGroup mismatch.");
+            Assert.AreEqual(argumentType, target.ArgumentType, "ArgumentType mismatch.");
+            Assert.AreEqual(twainMessage, target.TwainMessage, "TwainMessage mismatch.");
+            Assert.AreEqual(message, target.Message, "Message mismatch.");
+		}
+
+    }
+}