fn serialize_backslash_string() {

    check_roundtrip('\\', r"'\\'", r"'\\'");

    check_roundtrip(String::from("\\"), r#""\\""#, "r#\"\\\"#");

}

fn check_roundtrip<

    T: PartialEq + std::fmt::Debug + serde::Serialize + serde::de::DeserializeOwned,

>(

    val: T,

    cmp: &str,

    cmp_raw: &str,

) {

    let ron = ron::to_string(&val).unwrap();

    assert_eq!(ron, cmp);

    let ron_escaped =

        ron::ser::to_string_pretty(&val, ron::ser::PrettyConfig::default().escape_strings(true))

            .unwrap();

    assert_eq!(ron_escaped, cmp);

    let ron_raw = ron::ser::to_string_pretty(

        &val,

        ron::ser::PrettyConfig::default().escape_strings(false),

    )

    .unwrap();

    assert_eq!(ron_raw, cmp_raw);

    let de = ron::from_str::<T>(&ron).unwrap();

    assert_eq!(de, val);

    let de_raw = ron::from_str::<T>(&ron_raw).unwrap();

    assert_eq!(de_raw, val);

}