diff --git a/test/csharp/test_CorePsPlatform.cs b/test/csharp/test_CorePsPlatform.cs
index e36f5aa4f6..a99c3b0f97 100644
--- a/test/csharp/test_CorePsPlatform.cs
+++ b/test/csharp/test_CorePsPlatform.cs
@@ -12,7 +12,19 @@ namespace PSTests
         [Fact]
         public static void TestIsLinux()
         {
-            Assert.True(Platform.IsLinux());
+            Assert.True(Platform.IsLinux);
+        }
+
+        [Fact]
+        public static void TestIsWindows()
+        {
+            Assert.False(Platform.IsWindows);
+        }
+
+        [Fact]
+        public static void TestIsCore()
+        {
+            Assert.True(Platform.IsCore);
         }
 
         [Fact]