add tests for WithRejection<Valid<...>>

src/extra.rs

@@ -30,6 +30,7 @@ impl<T: Validate, R> HasValidate for WithRejection<T, R> {
 #[cfg(test)]
 mod tests {
     use crate::tests::{Rejection, ValidTest};
+    use crate::Valid;
     use axum::http::StatusCode;
     use axum_extra::extract::{Cached, WithRejection};
     use reqwest::RequestBuilder;
@@ -52,7 +53,6 @@ mod tests {
     }
 
     impl<T: ValidTest, R: Rejection> ValidTest for WithRejection<T, R> {
-        // just use conflict to test
         const ERROR_STATUS_CODE: StatusCode = R::STATUS_CODE;
 
         fn set_valid_request(builder: RequestBuilder) -> RequestBuilder {
@@ -68,4 +68,28 @@ mod tests {
             T::set_invalid_request(builder)
         }
     }
+
+    impl<T: ValidTest, R> ValidTest for WithRejection<Valid<T>, R> {
+        // just use `418 I'm a teapot` to test
+        const ERROR_STATUS_CODE: StatusCode = StatusCode::IM_A_TEAPOT;
+        // If `WithRejection` is the outermost extractor,
+        // the error code returned will always be the one provided by WithRejection.
+        const INVALID_STATUS_CODE: StatusCode = StatusCode::IM_A_TEAPOT;
+        // If `WithRejection` is the outermost extractor,
+        // the returned body may not be in JSON format.
+        const JSON_SERIALIZABLE: bool = false;
+
+        fn set_valid_request(builder: RequestBuilder) -> RequestBuilder {
+            T::set_valid_request(builder)
+        }
+
+        fn set_error_request(builder: RequestBuilder) -> RequestBuilder {
+            // invalid requests will cause the Valid extractor to fail.
+            T::set_invalid_request(builder)
+        }
+
+        fn set_invalid_request(builder: RequestBuilder) -> RequestBuilder {
+            T::set_invalid_request(builder)
+        }
+    }
 }