verify(mockHandle, times(1)).sendrecv(any(MsrpcSamrConnect4.class));
        verify(mockHandle, never()).sendrecv(any(MsrpcSamrConnect2.class));
    }

    @Test
    void testClose_Successful() throws IOException {
        // Test case: close() when opened and successful MsrpcSamrCloseHandle
        String server = "testServer";
        int access = 123;

        // Setup for successful constructor