1 files changed, 2 insertions, 0 deletions
diff --git a/tests/ui/serde.rs b/tests/ui/serde.rs
index 5843344eba8..610a50020ec 100644
--- a/tests/ui/serde.rs
+++ b/tests/ui/serde.rs
@@ -37,6 +37,8 @@ impl<'de> serde::de::Visitor<'de> for B {
     }
 
     fn visit_string<E>(self, _v: String) -> Result<Self::Value, E>
+    //~^ ERROR: you should not implement `visit_string` without also implementing `visit_s
+    //~| NOTE: `-D clippy::serde-api-misuse` implied by `-D warnings`
     where
         E: serde::de::Error,
     {