}
    }

    @Nested
    @DisplayName("Edge case handling")
    class EdgeCases {

        @Test
        @DisplayName("should handle null system name")
        void testNullSystemNameDoesNotThrow() {
            // Arrange
            SamrPolicyHandle ph = createMockPolicyHandle();

            // Act & Assert
            assertDoesNotThrow(() -> new MsrpcSamrConnect2(null, 0, ph));
        }