use separator::Separatable; #[test] fn nine() { let i : u16 = 9; assert_eq!("9", &i.separated_string()); } #[test] fn ninety() { let i : u16 = 90; assert_eq!("90", &i.separated_string()); } #[test] fn nine_hundred() { let i : u16 = 900; assert_eq!("900", &i.separated_string()); } #[test] fn nine_thousand() { let i : u16 = 9000; assert_eq!("9,000", &i.separated_string()); }