Allow disabling redirect following in actix-test (#3356)

If you're testing that redirects are being properly generated, then it's
useful to not have the client go off on a wild goose chase of its own.

Co-authored-by: Rob Ede <robjtede@icloud.com>

actix-test/CHANGES.md

@@ -3,8 +3,9 @@
 ## Unreleased
 
 - Add `TestServerConfig::rustls_0_23()` method for Rustls v0.23 support behind new `rustls-0_23` crate feature.
-- Minimum supported Rust version (MSRV) is now 1.72.
+- Add `TestServerConfig::disable_redirects()` method.
 - Various types from `awc`, such as `ClientRequest` and `ClientResponse`, are now re-exported.
+- Minimum supported Rust version (MSRV) is now 1.72.
 
 ## 0.1.3
 

actix-test/src/lib.rs

@@ -149,6 +149,8 @@ where
         StreamType::Rustls023(_) => true,
     };
 
+    let client_cfg = cfg.clone();
+
     // run server in separate orphaned thread
     thread::spawn(move || {
         rt::System::new().block_on(async move {
@@ -460,7 +462,13 @@ where
             }
         };
 
-        Client::builder().connector(connector).finish()
+        let mut client_builder = Client::builder().connector(connector);
+
+        if client_cfg.disable_redirects {
+            client_builder = client_builder.disable_redirects();
+        }
+
+        client_builder.finish()
     };
 
     TestServer {
@@ -507,6 +515,7 @@ pub struct TestServerConfig {
     client_request_timeout: Duration,
     port: u16,
     workers: usize,
+    disable_redirects: bool,
 }
 
 impl Default for TestServerConfig {
@@ -524,6 +533,7 @@ impl TestServerConfig {
             client_request_timeout: Duration::from_secs(5),
             port: 0,
             workers: 1,
+            disable_redirects: false,
         }
     }
 
@@ -611,6 +621,15 @@ impl TestServerConfig {
         self.workers = workers;
         self
     }
+
+    /// Instruct the client to not follow redirects.
+    ///
+    /// By default, the client will follow up to 10 consecutive redirects
+    /// before giving up.
+    pub fn disable_redirects(mut self) -> Self {
+        self.disable_redirects = true;
+        self
+    }
 }
 
 /// A basic HTTP server controller that simplifies the process of writing integration tests for