Fixed handling of relationships to nested enums (#280)

tests/t00004/t00004.cc

@@ -1,9 +1,14 @@
 namespace clanguml {
 namespace t00004 {
 
+enum Color { Red, Green, Blue };
+
 class B {
 public:
     enum AA { AA_1, AA_2, AA_3 };
+
+    AA aa;
+    Color *color;
 };
 
 class A {
@@ -14,7 +19,9 @@ public:
     public:
         enum class Lights { Green, Yellow, Red };
 
-        class AAA { };
+        class AAA {
+            Lights lights;
+        };
     };
 
     void foo2() const { }

tests/t00004/test_case.h

@@ -53,5 +53,10 @@ TEST_CASE("t00004")
         REQUIRE(IsClass(src, {"detail", "D"}));
         REQUIRE(IsClass(src, {"detail", "D::DD"}));
         REQUIRE(IsEnum(src, {"detail", "D::AA"}));
+
+        REQUIRE(IsAssociation<Public>(src, "B", "Color", "color"));
+        REQUIRE(IsAggregation<Public>(src, "B", "B::AA", "aa"));
+        REQUIRE(IsAggregation<Private>(
+            src, "A::AA::AAA", "A::AA::Lights", "lights"));
     });
 }