fixtures_proc 2.3.5

Run tests against fixtures
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
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159

use syn::{
    ext::IdentExt as _,
    parse::{Parse, ParseStream},
    Ident, Token,
};

use super::{
    ignore_config::IgnoreConfig, option_assignment::OptionAssignment, paths::Paths,
    spanned::Spanned as _,
};

pub struct Args {
    include: Paths,
    ignore: Option<IgnoreConfig>,
}

impl Parse for Args {
    fn parse(input: ParseStream) -> syn::Result<Self> {
        let include: Paths = input.parse()?;
        input.parse::<Option<Token![,]>>()?;

        let mut ignore = None;

        while !input.is_empty() {
            if input.peek(Ident::peek_any) {
                match input.parse::<OptionAssignment>()? {
                    OptionAssignment::Ignore(ignore_option_assignment) => {
                        if ignore.is_some() {
                            return Err(syn::Error::new(
                                ignore_option_assignment.span(),
                                "Duplicate ignore assignment",
                            ));
                        }
                        ignore = Some(ignore_option_assignment.into_ignore_config());
                    }
                }
            }
            if input.is_empty() {
                break;
            }
            input.parse::<Token![,]>()?;
        }
        Ok(Args { include, ignore })
    }
}

impl Args {
    pub fn include(&self) -> &Paths {
        &self.include
    }

    pub fn ignore(&self) -> &Option<IgnoreConfig> {
        &self.ignore
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[test]
    fn correctly_parses_anonymous_include() {
        let input = r#"["fixtures/*.txt"]"#;
        let args: Args = syn::parse_str(input).expect("Failed to parse args");

        assert_eq!(args.include.paths().len(), 1);
        assert_eq!(args.include.paths()[0].value(), "fixtures/*.txt");
        assert!(args.ignore.is_none());
    }

    #[test]
    fn correctly_parses_anonymous_include_with_trailing_comma() {
        let input = r#"["fixtures/*.txt"],"#;
        let args: Args = syn::parse_str(input).expect("Failed to parse args");

        assert_eq!(args.include.paths().len(), 1);
        assert_eq!(args.include.paths()[0].value(), "fixtures/*.txt");
        assert!(args.ignore.is_none());
    }

    #[test]
    fn correctly_parses_empty_ignore() {
        let input = r#"["fixtures/*.txt"], ignore = []"#;
        let args: Args = syn::parse_str(input).expect("Failed to parse args");

        assert!(args.ignore.is_some());
        assert!(args.ignore.unwrap().paths().paths().is_empty());
    }

    #[test]
    fn correctly_parses_empty_ignore_with_trailing_comma() {
        let input = r#"["fixtures/*.txt"], ignore = [],"#;
        let args: Args = syn::parse_str(input).expect("Failed to parse args");

        assert!(args.ignore.is_some());
        assert!(args.ignore.unwrap().paths().paths().is_empty());
    }

    #[test]
    fn correctly_parses_ignore_with_paths() {
        let input = r#"
            ["fixtures/*.txt"],
            ignore = ["fixtures/*.ignore.txt"]
        "#;
        let args: Args = syn::parse_str(input).expect("Failed to parse args");

        assert!(args.ignore.is_some());
        let ignore = args.ignore.unwrap();
        assert_eq!(ignore.paths().paths().len(), 1);
        assert_eq!(
            ignore.paths().paths()[0].path().value(),
            "fixtures/*.ignore.txt"
        );
    }

    #[test]
    fn correctly_parses_complex_ignore() {
        let input = r#"
            ["fixtures/*.txt"],
            ignore = {
                paths = ["fixtures/*.ignore.txt"],
                reason = "reason for ignoring file",
            },
        "#;
        let args: Args = syn::parse_str(input).expect("Failed to parse args");

        assert!(args.ignore.is_some());
        assert_eq!(args.ignore.as_ref().unwrap().paths().paths().len(), 1);
        assert_eq!(
            args.ignore.as_ref().unwrap().paths().paths()[0]
                .path()
                .value(),
            "fixtures/*.ignore.txt"
        );
        assert!(args.ignore.as_ref().unwrap().reason().is_some());
        assert_eq!(
            args.ignore
                .as_ref()
                .unwrap()
                .reason()
                .as_ref()
                .unwrap()
                .value(),
            "reason for ignoring file",
        );
    }

    #[test]
    fn returns_error_on_duplicate_ignore_assignments() {
        let input = r#"
            ["fixtures/*.txt"],
            ignore = [],
            ignore = [],
        "#;
        let result = syn::parse_str::<Args>(input);

        assert!(result.is_err());
    }
}