summaryrefslogtreecommitdiffstats
path: root/third_party/rust/enumset/tests/repr.rs
diff options
context:
space:
mode:
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/enumset/tests/repr.rs
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.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/enumset/tests/repr.rs')
-rw-r--r--third_party/rust/enumset/tests/repr.rs23
1 files changed, 23 insertions, 0 deletions
diff --git a/third_party/rust/enumset/tests/repr.rs b/third_party/rust/enumset/tests/repr.rs
new file mode 100644
index 0000000000..c7d9d7baa6
--- /dev/null
+++ b/third_party/rust/enumset/tests/repr.rs
@@ -0,0 +1,23 @@
+use enumset::*;
+
+#[derive(EnumSetType, Debug)]
+#[enumset(repr = "u16")]
+enum ReprEnum {
+ A, B, C, D, E, F, G, H,
+}
+
+#[test]
+fn test() {
+ let mut set = EnumSet::<ReprEnum>::new();
+ set.insert(ReprEnum::B);
+ set.insert(ReprEnum::F);
+
+ let repr: u16 = set.as_repr();
+ assert_eq!(
+ (1 << 1) | (1 << 5),
+ repr,
+ );
+
+ let set2 = unsafe { EnumSet::<ReprEnum>::from_repr_unchecked(repr) };
+ assert_eq!(set, set2);
+}