Updated test cases documentation

Author: bkryza

docs/test_cases/t00002_class.svg

@@ -43,6 +43,20 @@ public:
     void foo2() const { }
 };
 
+template <typename T> class C {
+public:
+    T t;
+
+    class AA {
+        class AAA {
+        };
+
+        enum class CCC { CCC_1, CCC_2 };
+    };
+
+    enum class CC { CC_1, CC_2 };
+};
+
 }
 }