data-rw 1.6.4

io buffer write reader.
Documentation 
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use anyhow::Result;
use data_rw::{Data, DataOwnedReader, DataReader};
use serde::{Deserialize, Serialize};
use std::collections::HashMap;

#[test]
pub fn test_pack_serde() -> Result<()> {
    {
        let mut data = Data::new();
        data.pack_serialize(67i8)?;
        data.pack_serialize(66u8)?;
        data.pack_serialize(67i16)?;
        data.pack_serialize(66u16)?;
        data.pack_serialize(67i32)?;
        data.pack_serialize(66u32)?;
        data.pack_serialize(67i64)?;
        data.pack_serialize(66u64)?;
        data.pack_serialize(66.1111f32)?;
        data.pack_serialize(66.11112222f64)?;

        let mut data = DataReader::from(&data[..]);

        let v: i8 = data.pack_deserialize()?;
        assert_eq!(v, 67i8);
        let v: u8 = data.pack_deserialize()?;
        assert_eq!(v, 66u8);
        let v: i16 = data.pack_deserialize()?;
        assert_eq!(v, 67i16);
        let v: u16 = data.pack_deserialize()?;
        assert_eq!(v, 66u16);
        let v: i32 = data.pack_deserialize()?;
        assert_eq!(v, 67i32);
        let v: u32 = data.pack_deserialize()?;
        assert_eq!(v, 66u32);
        let v: i64 = data.pack_deserialize()?;
        assert_eq!(v, 67i64);
        let v: u64 = data.pack_deserialize()?;
        assert_eq!(v, 66u64);
        let v: f32 = data.pack_deserialize()?;
        assert_eq!(v, 66.1111f32);
        let v: f64 = data.pack_deserialize()?;
        assert_eq!(v, 66.11112222f64);
    }

    {
        let mut data = Data::new();

        data.pack_serialize("123123")?;
        data.pack_serialize(Some("123123".to_string()))?;
        data.pack_serialize(Some(66.11112222f64))?;
        let test = vec![1u8, 2u8, 3u8];
        data.pack_serialize(test)?;
        let test = vec![vec![1u8, 2u8, 3u8], vec![1u8, 2u8, 3u8]];
        data.pack_serialize(test)?;

        let mut data = DataReader::from(&data[..]);
        let v: String = data.pack_deserialize()?;
        assert_eq!(v, "123123");
        let v: Option<String> = data.pack_deserialize()?;
        assert_eq!(v, Some("123123".to_string()));
        let v: Option<f64> = data.pack_deserialize()?;
        assert_eq!(v, Some(66.11112222f64));
        let test: Vec<u8> = data.pack_deserialize()?;
        assert_eq!(test, vec![1u8, 2u8, 3u8]);
        let test: Vec<Vec<u8>> = data.pack_deserialize()?;
        assert_eq!(test, vec![vec![1u8, 2u8, 3u8], vec![1u8, 2u8, 3u8]]);
    }
    {
        let mut data = Data::new();

        let mut test1 = HashMap::new();
        test1.insert(1, 2);
        data.pack_serialize(Some(test1.clone()))?;

        let test2 = (1, 2, 3, "123123");
        data.pack_serialize(test2)?;

        #[derive(Serialize, Deserialize, PartialOrd, PartialEq, Debug)]
        pub struct LogOn {
            pub username: String,
            pub password: String,
        }
        let test3 = LogOn {
            username: "123".into(),
            password: "321".into(),
        };
        data.pack_serialize(&test3)?;

        let mut data = DataReader::from(&data[..]);

        let test: Option<HashMap<i32, i32>> = data.pack_deserialize()?;
        assert_eq!(Some(test1), test);

        let test: (i32, i32, i32, &str) = data.pack_deserialize()?;
        assert_eq!(test2, test);

        let test: LogOn = data.pack_deserialize()?;
        assert_eq!(test3, test);
    }

    Ok(())
}

#[test]
pub fn test_owned_pack_serde() -> Result<()> {
    {
        let mut data = Data::new();
        data.pack_serialize(67i8)?;
        data.pack_serialize(66u8)?;
        data.pack_serialize(67i16)?;
        data.pack_serialize(66u16)?;
        data.pack_serialize(67i32)?;
        data.pack_serialize(66u32)?;
        data.pack_serialize(67i64)?;
        data.pack_serialize(66u64)?;
        data.pack_serialize(66.1111f32)?;
        data.pack_serialize(66.11112222f64)?;

        let mut data = DataOwnedReader::new(data.into());

        let v: i8 = data.pack_deserialize()?;
        assert_eq!(v, 67i8);
        let v: u8 = data.pack_deserialize()?;
        assert_eq!(v, 66u8);
        let v: i16 = data.pack_deserialize()?;
        assert_eq!(v, 67i16);
        let v: u16 = data.pack_deserialize()?;
        assert_eq!(v, 66u16);
        let v: i32 = data.pack_deserialize()?;
        assert_eq!(v, 67i32);
        let v: u32 = data.pack_deserialize()?;
        assert_eq!(v, 66u32);
        let v: i64 = data.pack_deserialize()?;
        assert_eq!(v, 67i64);
        let v: u64 = data.pack_deserialize()?;
        assert_eq!(v, 66u64);
        let v: f32 = data.pack_deserialize()?;
        assert_eq!(v, 66.1111f32);
        let v: f64 = data.pack_deserialize()?;
        assert_eq!(v, 66.11112222f64);
    }

    {
        let mut data = Data::new();

        data.pack_serialize("123123")?;
        data.pack_serialize(Some("123123".to_string()))?;
        data.pack_serialize(Some(66.11112222f64))?;
        let test = vec![1u8, 2u8, 3u8];
        data.pack_serialize(test)?;
        let test = vec![vec![1u8, 2u8, 3u8], vec![1u8, 2u8, 3u8]];
        data.pack_serialize(test)?;

        let mut data = DataOwnedReader::new(data.into());
        let v: String = data.pack_deserialize()?;
        assert_eq!(v, "123123");
        let v: Option<String> = data.pack_deserialize()?;
        assert_eq!(v, Some("123123".to_string()));
        let v: Option<f64> = data.pack_deserialize()?;
        assert_eq!(v, Some(66.11112222f64));
        let test: Vec<u8> = data.pack_deserialize()?;
        assert_eq!(test, vec![1u8, 2u8, 3u8]);
        let test: Vec<Vec<u8>> = data.pack_deserialize()?;
        assert_eq!(test, vec![vec![1u8, 2u8, 3u8], vec![1u8, 2u8, 3u8]]);
    }
    {
        let mut data = Data::new();

        let mut test1 = HashMap::new();
        test1.insert(1, 2);
        data.pack_serialize(Some(test1.clone()))?;

        let test2 = (1, 2, 3, "123123");
        data.pack_serialize(test2)?;

        #[derive(Serialize, Deserialize, PartialOrd, PartialEq, Debug)]
        pub struct LogOn {
            pub username: String,
            pub password: String,
        }
        let test3 = LogOn {
            username: "123".into(),
            password: "321".into(),
        };
        data.pack_serialize(&test3)?;

        let mut data = DataOwnedReader::new(data.into());

        let test: Option<HashMap<i32, i32>> = data.pack_deserialize()?;
        assert_eq!(Some(test1), test);

        let test: (i32, i32, i32, &str) = data.pack_deserialize()?;
        assert_eq!(test2, test);

        let test: LogOn = data.pack_deserialize()?;
        assert_eq!(test3, test);
    }

    Ok(())
}