1 files changed, 11 insertions, 0 deletions
diff --git a/src/test_macros.rs b/src/test_macros.rs
index e1998cd..7887647 100644
--- a/src/test_macros.rs
+++ b/src/test_macros.rs
@@ -84,3 +84,14 @@ macro_rules! assert_invalid_response {
         });
     };
 }
+
+#[macro_export]
+macro_rules! assert_invalid_http_header {
+    ($result:expr, $reason_prefix:expr) => {
+        assert_error!($result, AppError::InvalidHttpHeader(reason) => {
+            assert!(reason.starts_with($reason_prefix),
+                "Expected reason to start with '{}', but got '{}'",
+                $reason_prefix, reason);
+        });
+    };
+}