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-rw-r--r--third_party/rust/nix/test/sys/test_stat.rs29
1 files changed, 29 insertions, 0 deletions
diff --git a/third_party/rust/nix/test/sys/test_stat.rs b/third_party/rust/nix/test/sys/test_stat.rs
new file mode 100644
index 0000000000..426b4b6588
--- /dev/null
+++ b/third_party/rust/nix/test/sys/test_stat.rs
@@ -0,0 +1,29 @@
+// The conversion is not useless on all platforms.
+#[allow(clippy::useless_conversion)]
+#[cfg(target_os = "freebsd")]
+#[test]
+fn test_chflags() {
+ use nix::{
+ sys::stat::{fstat, FileFlag},
+ unistd::chflags,
+ };
+ use std::os::unix::io::AsRawFd;
+ use tempfile::NamedTempFile;
+
+ let f = NamedTempFile::new().unwrap();
+
+ let initial = FileFlag::from_bits_truncate(
+ fstat(f.as_raw_fd()).unwrap().st_flags.into(),
+ );
+ // UF_OFFLINE is preserved by all FreeBSD file systems, but not interpreted
+ // in any way, so it's handy for testing.
+ let commanded = initial ^ FileFlag::UF_OFFLINE;
+
+ chflags(f.path(), commanded).unwrap();
+
+ let changed = FileFlag::from_bits_truncate(
+ fstat(f.as_raw_fd()).unwrap().st_flags.into(),
+ );
+
+ assert_eq!(commanded, changed);
+}