Sync perfect-numbers tests

Author: keiravillekode

exercises/practice/perfect-numbers/.meta/tests.toml

@@ -27,6 +27,9 @@ description = "Abundant numbers -> Medium abundant number is classified correctl
 [ec7792e6-8786-449c-b005-ce6dd89a772b]
 description = "Abundant numbers -> Large abundant number is classified correctly"
 
+[05f15b93-849c-45e9-9c7d-1ea131ef7d10]
+description = "Abundant numbers -> Perfect square abundant number is classified correctly"
+
 [e610fdc7-2b6e-43c3-a51c-b70fb37413ba]
 description = "Deficient numbers -> Smallest prime deficient number is classified correctly"
 

exercises/practice/perfect-numbers/source/perfect_numbers.d

@@ -42,6 +42,9 @@ unittest
         // Large abundant number is classified correctly
         assert(classify(33_550_335) == Classification.ABUNDANT);
 
+        // Perfect square abundant number is classified correctly
+        assert(classify(196) == Classification.ABUNDANT);
+
         // Deficient numbers
 
         // Smallest prime deficient number is classified correctly