use super::save_filter;
#[test]
fn a_save_dialog_knows_the_type_of_its_default_name() {
assert_eq!(
save_filter("Receipt.txt"),
Some(("TXT".to_string(), "txt".to_string()))
);
assert_eq!(
save_filter("items 2026.07.csv"),
Some(("CSV".to_string(), "csv".to_string()))
);
assert_eq!(save_filter("Receipt"), None);
assert_eq!(save_filter("Receipt."), None);
}