diff options
Diffstat (limited to 'library/core/tests/num/uint_macros.rs')
-rw-r--r-- | library/core/tests/num/uint_macros.rs | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/library/core/tests/num/uint_macros.rs b/library/core/tests/num/uint_macros.rs index 15ae9f2324f..7d6203db0b9 100644 --- a/library/core/tests/num/uint_macros.rs +++ b/library/core/tests/num/uint_macros.rs @@ -252,6 +252,32 @@ macro_rules! uint_module { assert_eq!($T::MAX.borrowing_sub(0, true), ($T::MAX - 1, false)); assert_eq!($T::MAX.borrowing_sub($T::MAX, true), ($T::MAX, true)); } + + #[test] + fn test_midpoint() { + assert_eq!(<$T>::midpoint(1, 3), 2); + assert_eq!(<$T>::midpoint(3, 1), 2); + + assert_eq!(<$T>::midpoint(0, 0), 0); + assert_eq!(<$T>::midpoint(0, 2), 1); + assert_eq!(<$T>::midpoint(2, 0), 1); + assert_eq!(<$T>::midpoint(2, 2), 2); + + assert_eq!(<$T>::midpoint(1, 4), 2); + assert_eq!(<$T>::midpoint(4, 1), 2); + assert_eq!(<$T>::midpoint(3, 4), 3); + assert_eq!(<$T>::midpoint(4, 3), 3); + + assert_eq!(<$T>::midpoint(<$T>::MIN, <$T>::MAX), (<$T>::MAX - <$T>::MIN) / 2); + assert_eq!(<$T>::midpoint(<$T>::MAX, <$T>::MIN), (<$T>::MAX - <$T>::MIN) / 2); + assert_eq!(<$T>::midpoint(<$T>::MIN, <$T>::MIN), <$T>::MIN); + assert_eq!(<$T>::midpoint(<$T>::MAX, <$T>::MAX), <$T>::MAX); + + assert_eq!(<$T>::midpoint(<$T>::MIN, 6), <$T>::MIN / 2 + 3); + assert_eq!(<$T>::midpoint(6, <$T>::MIN), <$T>::MIN / 2 + 3); + assert_eq!(<$T>::midpoint(<$T>::MAX, 6), (<$T>::MAX - <$T>::MIN) / 2 + 3); + assert_eq!(<$T>::midpoint(6, <$T>::MAX), (<$T>::MAX - <$T>::MIN) / 2 + 3); + } } }; } |