Added test on wmf

clio/Command/WindowsFeatureProvider.cs

@@ -0,0 +1,49 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Management;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Clio.Command
+{
+
+	public interface IWindowsFeatureProvider
+	{
+		IEnumerable<string> GetActiveWindowsFeatures();
+		List<WindowsFeature>  GetWindowsFeatures();
+	}
+
+	public class WindowsFeatureProvider : IWindowsFeatureProvider
+	{
+		public IEnumerable<string> GetActiveWindowsFeatures() {
+			var features = new List<string>();
+			try {
+				ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT * FROM Win32_OptionalFeature WHERE InstallState = 1");
+				ManagementObjectCollection featureCollection = searcher.Get();
+				foreach (ManagementObject featureObject in featureCollection) {
+					string featureName = featureObject["Name"].ToString();
+					features.Add(featureName);
+					string featureCaption = featureObject["Caption"].ToString();
+					features.Add(featureCaption);
+				}
+			} catch (Exception) {
+			}
+			return features;
+		}
+
+		public List<WindowsFeature> GetWindowsFeatures() {
+			var features = new List<WindowsFeature>();
+			ManagementObjectSearcher searcher = new ManagementObjectSearcher("SELECT * FROM Win32_OptionalFeature");
+			ManagementObjectCollection featureCollection = searcher.Get();
+			foreach (ManagementObject featureObject in featureCollection) {
+				features.Add(new WindowsFeature() {
+					Name = featureObject["Name"].ToString(),
+					Caption = featureObject["Caption"].ToString()
+				});
+			}
+			return features;
+		}
+
+	}
+}