| use super::*; |
| |
| use crate::Flags; |
| |
| #[test] |
| fn cases() { |
| case(Some(1), "A", TestFlags::from_name); |
| case(Some(1 << 1), "B", TestFlags::from_name); |
| case(Some(1 | 1 << 1 | 1 << 2), "ABC", TestFlags::from_name); |
| |
| case(None, "", TestFlags::from_name); |
| case(None, "a", TestFlags::from_name); |
| case(None, "0x1", TestFlags::from_name); |
| case(None, "A | B", TestFlags::from_name); |
| |
| case(Some(0), "ZERO", TestZero::from_name); |
| |
| case(Some(2), "二", TestUnicode::from_name); |
| |
| case(None, "_", TestExternal::from_name); |
| |
| case(None, "", TestExternal::from_name); |
| } |
| |
| #[track_caller] |
| fn case<T: Flags>(expected: Option<T::Bits>, input: &str, inherent: impl FnOnce(&str) -> Option<T>) |
| where |
| <T as Flags>::Bits: std::fmt::Debug + PartialEq, |
| { |
| assert_eq!( |
| expected, |
| inherent(input).map(|f| f.bits()), |
| "T::from_name({:?})", |
| input |
| ); |
| assert_eq!( |
| expected, |
| T::from_name(input).map(|f| f.bits()), |
| "Flags::from_name({:?})", |
| input |
| ); |
| } |