Simplify the tests Main method.

tests/Basic/Basic.cs

@@ -1,3 +1,5 @@
+using System;
+using System.IO;
 using CppSharp.AST;
 using CppSharp.Generators;
 using CppSharp.Utils;
@@ -19,13 +21,11 @@ namespace CppSharp.Tests
             lib.SetMethodParameterUsage("Hello", "TestPrimitiveOutRef", 1, ParameterUsage.Out);
         }
 
-        static class Program
+        public static void Main(string[] args)
         {
-            public static void Main(string[] args)
-            {
-                ConsoleDriver.Run(new Basic(GeneratorKind.CLI));
-                ConsoleDriver.Run(new Basic(GeneratorKind.CSharp));
-            }
+            Console.WriteLine(Directory.GetCurrentDirectory());
+            ConsoleDriver.Run(new Basic(GeneratorKind.CLI));
+            ConsoleDriver.Run(new Basic(GeneratorKind.CSharp));
         }
     }
 }

tests/CSharpTemp/CSharpTemp.cs

@@ -16,12 +16,9 @@ namespace CppSharp.Tests
             driver.Options.GenerateProperties = true;
         }
 
-        static class Program
+        public static void Main(string[] args)
         {
-            public static void Main(string[] args)
-            {
-                ConsoleDriver.Run(new CSharpTempTests(GeneratorKind.CSharp));
-            }
+            ConsoleDriver.Run(new CSharpTempTests(GeneratorKind.CSharp));
         }
     }
 }

tests/UTF16/UTF16.cs

@@ -22,12 +22,9 @@ namespace CppSharp.Tests
 
         }
 
-        static class Program
+        public static void Main(string[] args)
         {
-            public static void Main(string[] args)
-            {
-                ConsoleDriver.Run(new UTF16Tests(GeneratorKind.CSharp));
-            }
+            ConsoleDriver.Run(new UTF16Tests(GeneratorKind.CSharp));
         }
     }
 }

tests/VTables/VTables.cs

@@ -24,13 +24,10 @@ namespace CppSharp.Tests
 
         }
 
-        static class Program
+        public static void Main(string[] args)
         {
-            public static void Main(string[] args)
-            {
-                ConsoleDriver.Run(new VTableTests(GeneratorKind.CLI));
-                ConsoleDriver.Run(new VTableTests(GeneratorKind.CSharp));
-            }
+            ConsoleDriver.Run(new VTableTests(GeneratorKind.CLI));
+            ConsoleDriver.Run(new VTableTests(GeneratorKind.CSharp));
         }
     }
 }