testing-conventions 0.0.100

Enforce testing conventions in libraries (Python, TypeScript, and Rust).
Documentation 
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use std::path::PathBuf;

use testing_conventions::config::{load_config, LineSpec, Rule};

fn fixture(name: &str) -> PathBuf {
    PathBuf::from(env!("CARGO_MANIFEST_DIR"))
        .join("tests/fixtures")
        .join(name)
}

#[test]
fn loads_a_line_scoped_exemption() {
    let config = load_config(fixture("exempt_lines.toml")).expect("a line-scoped exemption loads");
    let exempt = &config.python.expect("[python] table").exempt[0];
    assert_eq!(exempt.path, "src/tomlcompat.py");
    assert_eq!(exempt.rules, vec![Rule::Coverage, Rule::Mutation]);
    assert_eq!(
        exempt.lines,
        vec![
            LineSpec::Single(9),
            LineSpec::Single(10),
            LineSpec::Range(12, 13),
        ]
    );
    assert_eq!(
        exempt.line_set().into_iter().collect::<Vec<_>>(),
        vec![9, 10, 12, 13]
    );
}

#[test]
fn rejects_lines_on_a_whole_file_rule_self_guard() {
    assert!(
        load_config(fixture("exempt_lines_bad_rule.toml")).is_err(),
        "a `lines` list on `colocated-test` must be rejected on load"
    );
}