Update to Actix 4

src/auth.rs

@@ -1,5 +1,8 @@
-use actix_web::web::{self, HttpResponse, Json};
 use actix_web::{post, Responder};
+use actix_web::{
+    web::{self, Json},
+    HttpResponse,
+};
 use chrono::{Duration, Utc};
 use jsonwebtoken::{encode, EncodingKey, Header};
 use log::{debug, error};
@@ -57,6 +60,8 @@ pub async fn login(
 
 #[cfg(test)]
 mod tests {
+    use std::str::from_utf8;
+
     use super::*;
     use crate::testhelpers::{BodyReader, TestUserDao};
 
@@ -88,7 +93,9 @@ mod tests {
         let response = login(j, web::Data::new(Box::new(dao))).await;
 
         assert_eq!(response.status(), 200);
-        assert!(response.body().read_to_str().contains("\"token\""));
+        let response_text: String = response.read_to_str();
+
+        assert!(response_text.contains("\"token\""));
     }
 
     #[actix_rt::test]