// Assert
        assertNotNull(handle);
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarOpenPolicy2.class));
    }

    @Test
    void constructor_shouldHandleNullServerSuccessfully() throws IOException {
        // Arrange
        String server = null;
        int access = 123;

        doAnswer(invocation -> {
            MsrpcLsarOpenPolicy2 rpc = invocation.getArgument(0);

        // We cannot directly assert the 'opened' field as it's private, but successful construction implies it.
    }

    @Test
    void constructor_shouldHandleNullServerSuccessfully() throws IOException {
        // Arrange
        String server = null;
        int access = 123;

        doAnswer(invocation -> {
            MsrpcLsarOpenPolicy2 rpc = invocation.getArgument(0);