Updaing project types, adding test programs

csharp/Facebook.Yoga.App/Facebook.Yoga.NET451.App/MainWindow.xaml.cs

@@ -0,0 +1,47 @@
+using Facebook.Yoga;
+using System;
+using System.Windows;
+
+namespace Facebook.Yoga.App
+{
+    public partial class MainWindow : Window
+    {
+        public MainWindow()
+        {
+            InitializeComponent();
+
+            this.Loaded += MainWindow_Loaded;
+        }
+
+        private void MainWindow_Loaded(object sender, RoutedEventArgs e)
+        {
+            string result = "Success";
+
+            try
+            {
+                var node = new YogaNode();
+
+                node.SetMeasureFunction((_, width, widthMode, height, heightMode) => MeasureOutput.Make(100f, 150f));
+                node.CalculateLayout();
+
+                if (Math.Abs(100f - node.LayoutWidth) > 0.01)
+                {
+                    throw new Exception("Unexpected Width");
+                }
+                if (Math.Abs(150f - node.LayoutHeight) > 0.01)
+                {
+                    throw new Exception("Unexpected Height");
+                }
+            }
+            catch (Exception ex)
+            {
+                result = ex.Message + Environment.NewLine + ex.StackTrace;
+            }
+
+            if (textBlock != null)
+            {
+                textBlock.Text = result;
+            }
+        }
+    }
+}