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use super::*;
use crate::Flags;
#[test]
fn cases() {
case(Some(0), 0, TestFlags::from_bits);
case(Some(1), 1, TestFlags::from_bits);
case(
Some(1 | 1 << 1 | 1 << 2),
1 | 1 << 1 | 1 << 2,
TestFlags::from_bits,
);
case(None, 1 << 3, TestFlags::from_bits);
case(None, 1 | 1 << 3, TestFlags::from_bits);
case(Some(1 | 1 << 1), 1 | 1 << 1, TestOverlapping::from_bits);
case(Some(1 << 1), 1 << 1, TestOverlapping::from_bits);
case(Some(1 << 5), 1 << 5, TestExternal::from_bits);
}
#[track_caller]
fn case<T: Flags>(
expected: Option<T::Bits>,
input: T::Bits,
inherent: impl FnOnce(T::Bits) -> Option<T>,
) where
<T as Flags>::Bits: std::fmt::Debug + PartialEq,
{
assert_eq!(
expected,
inherent(input).map(|f| f.bits()),
"T::from_bits({:?})",
input
);
assert_eq!(
expected,
T::from_bits(input).map(|f| f.bits()),
"Flags::from_bits({:?})",
input
);
}