Added a new test project for Unicode strings.

Signed-off-by: Dimitar Dobrev <dpldobrev@yahoo.com>

tests/Basic/Basic.Tests.cs

@@ -105,7 +105,7 @@ public class BasicTests
     }
 
     [Test]
-    public void TestUnicode()
+    public void TestANSI()
     {
         Foo foo = new Foo();
         Assert.That(foo.GetANSI(), Is.EqualTo("ANSI"));

tests/Basic/Basic.h

@@ -12,8 +12,6 @@ public:
     int A;
     float B;
 
-    const char* Unicode;
-
 	const char* GetANSI();
 };
 

tests/UTF16/UTF16.Tests.cs

@@ -0,0 +1,15 @@
+using NUnit.Framework;
+using UTF16;
+
+[TestFixture]
+public class UTF16Tests
+{
+    [Test]
+    public void TestFoo()
+    {
+        var foo = new Foo();
+        const string georgia = "საქართველო";
+        foo.Unicode = georgia;
+        Assert.That(foo.Unicode, Is.EqualTo(georgia));
+    }
+}

tests/UTF16/UTF16.cpp

@@ -0,0 +1 @@
+#include "UTF16.h"

tests/UTF16/UTF16.cs

@@ -0,0 +1,33 @@
+using System.Text;
+using CppSharp.AST;
+using CppSharp.Generators;
+using CppSharp.Utils;
+
+namespace CppSharp.Tests
+{
+    public class UTF16Tests : LibraryTest
+    {
+        public UTF16Tests(LanguageGeneratorKind kind)
+            : base("UTF16", kind)
+        {
+        }
+
+        public override void SetupPasses(Driver driver)
+        {
+            driver.Options.Encoding = Encoding.Unicode;
+        }
+
+        public override void Preprocess(Driver driver, Library lib)
+        {
+
+        }
+
+        static class Program
+        {
+            public static void Main(string[] args)
+            {
+                ConsoleDriver.Run(new UTF16Tests(LanguageGeneratorKind.CSharp));
+            }
+        }
+    }
+}

tests/UTF16/UTF16.h

@@ -0,0 +1,13 @@
+#if defined(_MSC_VER)
+#define DLL_API __declspec(dllexport)
+#else
+#define DLL_API
+#endif
+
+class DLL_API Foo
+{
+public:
+    const char* Unicode;
+};
+
+DLL_API int FooCallFoo(Foo* foo);

tests/UTF16/premake4.lua

@@ -0,0 +1,2 @@
+group "Tests/UTF16"
+  SetupTestCSharp("UTF16")