nmea0183-parser 0.3.2

A zero-allocation NMEA 0183 parser that separates message framing from content parsing
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96

use nom::{Err, IResult, Parser, error::ErrorKind};

use crate::nmea0183::{ChecksumMode, LineEndingMode, checksum_crlf};

#[test]
fn test_checksum_crlf_ok() {
    let i = "*1F\r\n";
    let res: IResult<_, _> =
        checksum_crlf(ChecksumMode::Optional, LineEndingMode::Required).parse(i);

    assert!(res.is_ok());
    assert_eq!(res.unwrap().1, Some(0x1F));
}

#[test]
fn test_checksum_crlf_large_hex() {
    let i = "*1F43\r\n";
    let res: IResult<_, _> =
        checksum_crlf(ChecksumMode::Optional, LineEndingMode::Required).parse(i);
    assert!(res.is_err());

    let error = res.unwrap_err();
    if let Err::Error(error) = error {
        assert_eq!(error.code, ErrorKind::Count)
    } else {
        panic!("Unexpected error")
    }
}

#[test]
fn test_checksum_crlf_large_text() {
    let i = "zz\r\n";
    let res: IResult<_, _> =
        checksum_crlf(ChecksumMode::Optional, LineEndingMode::Required).parse(i);
    assert!(res.is_err());

    let error = res.unwrap_err();
    if let Err::Error(error) = error {
        assert_eq!(error.code, ErrorKind::Count)
    } else {
        panic!("Unexpected error")
    }
}

#[test]
fn test_checksum_crlf_small() {
    let i = "*1\r\n";
    let res: IResult<_, _> =
        checksum_crlf(ChecksumMode::Optional, LineEndingMode::Required).parse(i);
    assert!(res.is_err());

    let error = res.unwrap_err();
    if let Err::Error(error) = error {
        assert_eq!(error.code, ErrorKind::Eof)
    } else {
        panic!("Unexpected error")
    }
}

#[test]
fn test_checksum_crlf_non_hex() {
    let i = "*1z\r\n";
    let res: IResult<_, _> =
        checksum_crlf(ChecksumMode::Optional, LineEndingMode::Required).parse(i);
    assert!(res.is_err());

    let error = res.unwrap_err();
    if let Err::Error(error) = error {
        assert_eq!(error.code, ErrorKind::IsA)
    } else {
        panic!("Unexpected error")
    }
}

#[test]
fn test_checksum_crlf_no_crlf() {
    let i = "*1z";
    let res: IResult<_, _> =
        checksum_crlf(ChecksumMode::Optional, LineEndingMode::Required).parse(i);
    assert!(res.is_err());

    let error = res.unwrap_err();
    if let Err::Error(error) = error {
        assert_eq!(error.code, ErrorKind::CrLf)
    } else {
        panic!("Unexpected error")
    }
}

#[test]
fn test_checksum_crlf_with_checksum() {
    let i = "*1F\r\n";
    let res: IResult<_, _> =
        checksum_crlf(ChecksumMode::Optional, LineEndingMode::Required).parse(i);
    assert!(res.is_ok());
}