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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /third_party/rust/num-integer/tests/average.rs
parentInitial commit. (diff)
downloadfirefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz
firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/num-integer/tests/average.rs')
-rw-r--r--third_party/rust/num-integer/tests/average.rs100
1 files changed, 100 insertions, 0 deletions
diff --git a/third_party/rust/num-integer/tests/average.rs b/third_party/rust/num-integer/tests/average.rs
new file mode 100644
index 0000000000..9fd8cf18f4
--- /dev/null
+++ b/third_party/rust/num-integer/tests/average.rs
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+extern crate num_integer;
+extern crate num_traits;
+
+macro_rules! test_average {
+ ($I:ident, $U:ident) => {
+ mod $I {
+ mod ceil {
+ use num_integer::Average;
+
+ #[test]
+ fn same_sign() {
+ assert_eq!((14 as $I).average_ceil(&16), 15 as $I);
+ assert_eq!((14 as $I).average_ceil(&17), 16 as $I);
+
+ let max = $crate::std::$I::MAX;
+ assert_eq!((max - 3).average_ceil(&(max - 1)), max - 2);
+ assert_eq!((max - 3).average_ceil(&(max - 2)), max - 2);
+ }
+
+ #[test]
+ fn different_sign() {
+ assert_eq!((14 as $I).average_ceil(&-4), 5 as $I);
+ assert_eq!((14 as $I).average_ceil(&-5), 5 as $I);
+
+ let min = $crate::std::$I::MIN;
+ let max = $crate::std::$I::MAX;
+ assert_eq!(min.average_ceil(&max), 0 as $I);
+ }
+ }
+
+ mod floor {
+ use num_integer::Average;
+
+ #[test]
+ fn same_sign() {
+ assert_eq!((14 as $I).average_floor(&16), 15 as $I);
+ assert_eq!((14 as $I).average_floor(&17), 15 as $I);
+
+ let max = $crate::std::$I::MAX;
+ assert_eq!((max - 3).average_floor(&(max - 1)), max - 2);
+ assert_eq!((max - 3).average_floor(&(max - 2)), max - 3);
+ }
+
+ #[test]
+ fn different_sign() {
+ assert_eq!((14 as $I).average_floor(&-4), 5 as $I);
+ assert_eq!((14 as $I).average_floor(&-5), 4 as $I);
+
+ let min = $crate::std::$I::MIN;
+ let max = $crate::std::$I::MAX;
+ assert_eq!(min.average_floor(&max), -1 as $I);
+ }
+ }
+ }
+
+ mod $U {
+ mod ceil {
+ use num_integer::Average;
+
+ #[test]
+ fn bounded() {
+ assert_eq!((14 as $U).average_ceil(&16), 15 as $U);
+ assert_eq!((14 as $U).average_ceil(&17), 16 as $U);
+ }
+
+ #[test]
+ fn overflow() {
+ let max = $crate::std::$U::MAX;
+ assert_eq!((max - 3).average_ceil(&(max - 1)), max - 2);
+ assert_eq!((max - 3).average_ceil(&(max - 2)), max - 2);
+ }
+ }
+
+ mod floor {
+ use num_integer::Average;
+
+ #[test]
+ fn bounded() {
+ assert_eq!((14 as $U).average_floor(&16), 15 as $U);
+ assert_eq!((14 as $U).average_floor(&17), 15 as $U);
+ }
+
+ #[test]
+ fn overflow() {
+ let max = $crate::std::$U::MAX;
+ assert_eq!((max - 3).average_floor(&(max - 1)), max - 2);
+ assert_eq!((max - 3).average_floor(&(max - 2)), max - 3);
+ }
+ }
+ }
+ };
+}
+
+test_average!(i8, u8);
+test_average!(i16, u16);
+test_average!(i32, u32);
+test_average!(i64, u64);
+#[cfg(has_i128)]
+test_average!(i128, u128);
+test_average!(isize, usize);