openpgp: Ensure public types are Send and Sync.

- See #627.

1 files changed, 2 insertions, 6 deletions

diff --git a/openpgp/src/packet_pile.rs b/openpgp/src/packet_pile.rs
index 259716d6..3df9581a 100644
--- a/openpgp/src/packet_pile.rs
+++ b/openpgp/src/packet_pile.rs
@@ -113,6 +113,8 @@ pub struct PacketPile {
     top_level: Container,
 }
 
+assert_send_and_sync!{PacketPile}
+
 impl fmt::Debug for PacketPile {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         f.debug_struct("PacketPile")
@@ -1122,10 +1124,4 @@ mod test {
         assert!(pile.replace(&[ 0, 0 ], 0, Vec::new()).is_ok());
         assert!(pile.replace(&[ 0, 1 ], 0, Vec::new()).is_err());
     }
-
-    #[test]
-    fn packet_pile_is_send_and_sync() {
-        fn f<T: Send + Sync>(_: T) {}
-        f(PacketPile::from(vec![]));
-    }
 }