tests/errors.rs


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extern crate config;

use config::*;

fn make() -> Config {
    let mut c = Config::default();
    c.merge(File::new("tests/Settings", FileFormat::Toml))
        .unwrap();

    c
}

#[test]
fn test_error_parse() {
    let mut c = Config::default();
    let res = c.merge(File::new("tests/Settings-invalid", FileFormat::Toml));

    assert!(res.is_err());
    assert_eq!(
        res.unwrap_err().to_string(),
        "invalid number at line 2 in tests/Settings-invalid.toml".to_string()
    );
}

#[test]
fn test_error_type() {
    let c = make();

    let res = c.get::<bool>("boolean_s_parse");

    assert!(res.is_err());
    assert_eq!(
        res.unwrap_err().to_string(),
        "invalid type: string \"fals\", expected a boolean for key \
         `boolean_s_parse` in tests/Settings.toml"
            .to_string()
    );
}

#[test]
fn test_error_type_detached() {
    let c = make();

    let value = c.get::<Value>("boolean_s_parse").unwrap();
    let res = value.try_into::<bool>();

    assert!(res.is_err());
    assert_eq!(
        res.unwrap_err().to_string(),
        "invalid type: string \"fals\", expected a boolean".to_string()
    );
}