C#: Add public members testcase and expected output.

Author: michaelnebel

csharp/ql/test/library-tests/csharp11/staticInterfaceMembers.expected

@@ -39,3 +39,15 @@ implements
 | StaticInterfaceMembers.cs:54:37:54:39 | Dec | StaticInterfaceMembers.cs:17:22:17:24 | Dec |
 | StaticInterfaceMembers.cs:57:27:57:29 | Add | StaticInterfaceMembers.cs:19:23:19:25 | Add |
 | StaticInterfaceMembers.cs:60:27:60:34 | Subtract | StaticInterfaceMembers.cs:21:22:21:29 | Subtract |
+publicmembers
+| StaticInterfaceMembers.cs:28:19:28:22 | Real |
+| StaticInterfaceMembers.cs:29:19:29:27 | Imaginary |
+| StaticInterfaceMembers.cs:31:12:31:18 | Complex |
+| StaticInterfaceMembers.cs:33:27:33:30 | Zero |
+| StaticInterfaceMembers.cs:35:36:35:37 | ++ |
+| StaticInterfaceMembers.cs:38:36:38:37 | -- |
+| StaticInterfaceMembers.cs:47:28:47:35 | explicit conversion |
+| StaticInterfaceMembers.cs:51:37:51:39 | Inc |
+| StaticInterfaceMembers.cs:54:37:54:39 | Dec |
+| StaticInterfaceMembers.cs:57:27:57:29 | Add |
+| StaticInterfaceMembers.cs:60:27:60:34 | Subtract |

csharp/ql/test/library-tests/csharp11/staticInterfaceMembers.ql

@@ -16,3 +16,9 @@ query predicate implements(Overridable o, Virtualizable v) {
   v.isStatic() and
   v.getAnImplementor() = o
 }
+
+query predicate publicmembers(Member m) {
+  m.getFile().getStem() = "StaticInterfaceMembers" and
+  m.getDeclaringType().getName() = "Complex" and
+  m.isPublic()
+}