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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-12 05:43:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-06-12 05:43:14 +0000 |
commit | 8dd16259287f58f9273002717ec4d27e97127719 (patch) | |
tree | 3863e62a53829a84037444beab3abd4ed9dfc7d0 /third_party/rust/bitflags/src/tests/complement.rs | |
parent | Releasing progress-linux version 126.0.1-1~progress7.99u1. (diff) | |
download | firefox-8dd16259287f58f9273002717ec4d27e97127719.tar.xz firefox-8dd16259287f58f9273002717ec4d27e97127719.zip |
Merging upstream version 127.0.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/bitflags/src/tests/complement.rs')
-rw-r--r-- | third_party/rust/bitflags/src/tests/complement.rs | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/rust/bitflags/src/tests/complement.rs b/third_party/rust/bitflags/src/tests/complement.rs new file mode 100644 index 0000000000..ac7a421af0 --- /dev/null +++ b/third_party/rust/bitflags/src/tests/complement.rs @@ -0,0 +1,53 @@ +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); +} |