Prefer testing through public APIs

tests/test_http_handler.cpp

@@ -68,7 +68,7 @@ TEST_CASE("HttpHandler route parsing") {
   }
 }
 
-TEST_CASE("HttpHandler route parsing functionality") {
+TEST_CASE("HttpHandler route parsing edge cases") {
   // Test just the static route parsing method since full integration testing
   // would require complex Connection setup with server dependencies