tss-esapi 4.0.8-alpha.1

Wrapper around TSS 2.0 Enhanced System API
Documentation 
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// Copyright 2020 Contributors to the Parsec project.
// SPDX-License-Identifier: Apache-2.0
use std::convert::TryFrom;
use tss_esapi::structures::MaxBuffer;
use tss_esapi::tss2_esys::{TPM2B_MAX_BUFFER, TPM2_MAX_DIGEST_BUFFER};

mod test_auth {
    use super::*;

    const ABOVE_MAX: usize = TPM2_MAX_DIGEST_BUFFER as usize + 1;

    #[test]
    fn test_max_sized_data() {
        let _ = MaxBuffer::try_from([0xff; TPM2_MAX_DIGEST_BUFFER as usize].to_vec()).unwrap();
    }

    #[test]
    fn test_to_large_data() {
        let _ = MaxBuffer::try_from([0xff; ABOVE_MAX].to_vec()).unwrap_err();
    }

    #[test]
    fn test_default() {
        {
            let max_buffer: MaxBuffer = Default::default();
            let expected: TPM2B_MAX_BUFFER = Default::default();
            let actual = TPM2B_MAX_BUFFER::try_from(max_buffer).unwrap();
            assert_eq!(expected.size, actual.size);
            assert_eq!(
                expected.buffer.len(),
                actual.buffer.len(),
                "Buffers don't have the same length"
            );
            assert!(
                expected
                    .buffer
                    .iter()
                    .zip(actual.buffer.iter())
                    .all(|(a, b)| a == b),
                "Buffers are not equal"
            );
        }
        {
            let tss_max_buffer: TPM2B_MAX_BUFFER = Default::default();
            let expected: MaxBuffer = Default::default();
            let actual = MaxBuffer::try_from(tss_max_buffer).unwrap();
            assert_eq!(expected, actual);
        }
    }
}