selfware 0.6.0

Your personal AI workshop — software you own, software that lasts
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

use selfware::evolve::ast::AstAnalyzer;

#[test]
fn test_ast_analyzer_parses_rust_file() {
    let analyzer = AstAnalyzer::new();
    let ast = analyzer.parse_file("src/lib.rs").unwrap();
    assert_eq!(ast.kind, "source_file");
    assert_eq!(ast.start_byte, 0);
    assert!(ast.end_byte > 0);
    assert!(!ast.children.is_empty());
}

#[test]
fn test_ast_analyzer_finds_function_items() {
    let analyzer = AstAnalyzer::new();
    let ast = analyzer.parse_file("src/evolve/mod.rs").unwrap();
    let has_fn = ast.children.iter().any(|c| c.kind == "function_item");
    assert!(has_fn);
}

#[test]
fn test_ast_analyzer_missing_file_errors() {
    let analyzer = AstAnalyzer::new();
    assert!(analyzer.parse_file("src/does_not_exist.rs").is_err());
}

#[test]
fn test_cfg_test_ranges_finds_top_level_test_module() {
    let source = r#"fn production() {}

#[cfg(test)]
mod tests {
    #[test]
    fn smoke() {}
}

fn after() {}
"#;

    let ranges = AstAnalyzer::new().cfg_test_ranges(source).unwrap();

    assert_eq!(ranges, vec![(3, 7)]);
}

#[test]
fn test_cfg_test_ranges_recurses_into_modules_and_impls() {
    let source = r#"mod nested {
    struct Subject;

    impl Subject {
        fn production(&self) {}

        #[cfg(test)]
        fn test_helper(&self) {
            assert!(true);
        }
    }

    #[cfg(test)]
    fn module_test_helper() {}
}
"#;

    let ranges = AstAnalyzer::new().cfg_test_ranges(source).unwrap();

    assert_eq!(ranges, vec![(7, 10), (13, 14)]);
}

#[test]
fn test_cfg_test_ranges_keeps_attached_attributes_and_comments() {
    let source = r#"fn before() {}

#[allow(dead_code)]
// The test configuration applies to the next item.
#[cfg(
    test
)]
/* Keep this explanation with the helper. */
#[inline]
fn helper() {
    assert!(true);
}

fn after() {}
"#;

    let ranges = AstAnalyzer::new().cfg_test_ranges(source).unwrap();

    assert_eq!(ranges, vec![(3, 12)]);
}

#[test]
fn test_cfg_test_ranges_accepts_only_predicates_that_require_test() {
    let source = r#"#[cfg(any(test, feature = "slow"))]
fn any_predicate() {}

#[cfg(all(test, feature = "slow"))]
fn all_predicate() {}

#[cfg(all(any(test, feature = "slow"), unix))]
fn nested_non_exclusive_predicate() {}

#[cfg_attr(test, allow(dead_code))]
fn conditional_attribute() {}

#[cfg(feature = "slow")]
fn feature_only() {}
"#;

    let ranges = AstAnalyzer::new().cfg_test_ranges(source).unwrap();

    assert_eq!(ranges, vec![(4, 5)]);
}

#[test]
fn test_cfg_test_ranges_are_disjoint_when_outer_item_is_test_only() {
    let source = r#"#[cfg(test)]
mod tests {
    #[cfg(test)]
    fn nested() {}
}
"#;

    let ranges = AstAnalyzer::new().cfg_test_ranges(source).unwrap();

    assert_eq!(ranges, vec![(1, 5)]);
}

#[test]
fn test_cfg_test_body_ranges_do_not_count_external_test_module_links() {
    let source = r#"#[cfg(test)]
#[path = "subject_test.rs"]
mod tests;

#[cfg(test)]
fn inline_helper() {}
"#;

    let analyzer = AstAnalyzer::new();
    assert_eq!(
        analyzer.cfg_test_ranges(source).unwrap(),
        vec![(1, 3), (5, 6)]
    );
    assert_eq!(analyzer.cfg_test_body_ranges(source).unwrap(), vec![(5, 6)]);
}