Add more asserts.

Author: sunfishcode

src/fs/constants.rs

@@ -53,6 +53,8 @@ mod tests {
         assert_eq!(some_stat.st_mode, 0 as RawMode);
         assert_eq!(some_stat.st_dev, 0 as Dev);
         assert_eq!(some_stat.st_rdev, 0 as Dev);
+        assert_eq!(some_stat.st_uid, 0 as crate::ugid::RawUid);
+        assert_eq!(some_stat.st_gid, 0 as crate::ugid::RawGid);
 
         // `Stat` should match `c::stat` or `c::stat64` unless we need y2038
         // fixes and are using a different layout.