samr.SamrCloseHandle message = new samr.SamrCloseHandle(mockPolicyHandle);
            when(mockNdrBuffer.dec_ndr_long()).thenReturn(0);

            // When: Decoding output
            message.decode_out(mockNdrBuffer);

            // Then: Should decode return value
            verify(mockNdrBuffer).dec_ndr_long();
            assertEquals(0, message.retval);
        }
    }

    @Nested