});
        assertEquals(errorCode, thrown.getNtStatus());
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcSamrOpenDomain.class));
    }

    @Test
    void constructor_shouldThrowIOExceptionOnSendRecvFailure() throws IOException {
        // Arrange
        int access = 0x01;
        IOException expectedException = new IOException("Network error");
        // Simulate IOException during RPC call

        assertEquals(0xC0000001, thrown.getNtStatus()); // NT_STATUS_UNSUCCESSFUL
        verify(mockDcerpcHandle, times(1)).sendrecv(any(MsrpcLsarOpenPolicy2.class));
    }

    @Test
    void constructor_shouldThrowIOExceptionOnSendRecvFailure() throws IOException {
        // Arrange
        String server = "testServer";
        int access = 123;