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use super::*;
use crate::Flags;
#[test]
fn cases() {
case(0, TestFlags::all(), TestFlags::complement);
case(0, TestFlags::from_bits_retain(!0), TestFlags::complement);
case(1 | 1 << 1, TestFlags::C, TestFlags::complement);
case(
1 | 1 << 1,
TestFlags::C | TestFlags::from_bits_retain(1 << 3),
TestFlags::complement,
);
case(
1 | 1 << 1 | 1 << 2,
TestFlags::empty(),
TestFlags::complement,
);
case(
1 | 1 << 1 | 1 << 2,
TestFlags::from_bits_retain(1 << 3),
TestFlags::complement,
);
case(0, TestZero::empty(), TestZero::complement);
case(0, TestEmpty::empty(), TestEmpty::complement);
case(1 << 2, TestOverlapping::AB, TestOverlapping::complement);
case(!0, TestExternal::empty(), TestExternal::complement);
}
#[track_caller]
fn case<T: Flags + std::fmt::Debug + std::ops::Not<Output = T> + Copy>(
expected: T::Bits,
value: T,
inherent: impl FnOnce(T) -> T,
) where
T::Bits: std::fmt::Debug + PartialEq,
{
assert_eq!(expected, inherent(value).bits(), "{:?}.complement()", value);
assert_eq!(
expected,
Flags::complement(value).bits(),
"Flags::complement({:?})",
value
);
assert_eq!(expected, (!value).bits(), "!{:?}", value);
}