2 files changed, 28 insertions, 0 deletions
diff --git a/test/sys/mod.rs b/test/sys/mod.rs
index ed4ad736..20312120 100644
--- a/test/sys/mod.rs
+++ b/test/sys/mod.rs
@@ -29,6 +29,7 @@ mod test_signalfd;
 mod test_socket;
 #[cfg(not(any(target_os = "redox")))]
 mod test_sockopt;
+mod test_stat;
 #[cfg(any(target_os = "android", target_os = "linux"))]
 mod test_sysinfo;
 #[cfg(not(any(
diff --git a/test/sys/test_stat.rs b/test/sys/test_stat.rs
new file mode 100644
index 00000000..2f26e789
--- /dev/null
+++ b/test/sys/test_stat.rs
@@ -0,0 +1,27 @@
+#[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);
+}