minor: fix formatting (#276)

Author: isabelatkinson

src/concern/test.rs

@@ -107,7 +107,10 @@ async fn inconsistent_write_concern_rejected() {
         )
         .await
         .expect_err("insert should fail");
-    assert!(matches!(error.kind.as_ref(), ErrorKind::ArgumentError { .. }));
+    assert!(matches!(
+        error.kind.as_ref(),
+        ErrorKind::ArgumentError { .. }
+    ));
 
     let coll = db.collection(function_name!());
     let wc = WriteConcern {
@@ -120,7 +123,10 @@ async fn inconsistent_write_concern_rejected() {
         .insert_one(doc! {}, options)
         .await
         .expect_err("insert should fail");
-    assert!(matches!(error.kind.as_ref(), ErrorKind::ArgumentError { .. }));
+    assert!(matches!(
+        error.kind.as_ref(),
+        ErrorKind::ArgumentError { .. }
+    ));
 }
 
 #[cfg_attr(feature = "tokio-runtime", tokio::test)]
@@ -142,5 +148,8 @@ async fn unacknowledged_write_concern_rejected() {
         )
         .await
         .expect_err("insert should fail");
-    assert!(matches!(error.kind.as_ref(), ErrorKind::ArgumentError { .. }));
+    assert!(matches!(
+        error.kind.as_ref(),
+        ErrorKind::ArgumentError { .. }
+    ));
 }

src/test/coll.rs

@@ -721,10 +721,16 @@ async fn find_one_and_delete_hint_server_version() {
     let req2 = VersionReq::parse("4.2.*").unwrap();
     if req1.matches(&client.server_version.as_ref().unwrap()) {
         let error = res.expect_err("find one and delete should fail");
-        assert!(matches!(error.kind.as_ref(), ErrorKind::OperationError { .. }));
+        assert!(matches!(
+            error.kind.as_ref(),
+            ErrorKind::OperationError { .. }
+        ));
     } else if req2.matches(&client.server_version.as_ref().unwrap()) {
         let error = res.expect_err("find one and delete should fail");
-        assert!(matches!(error.kind.as_ref(), ErrorKind::CommandError { .. }));
+        assert!(matches!(
+            error.kind.as_ref(),
+            ErrorKind::CommandError { .. }
+        ));
     } else {
         assert!(res.is_ok());
     }