test: new test for downloading a torrent using the canonical info hash

tests/e2e/web/api/v1/contexts/torrent/contract.rs

@@ -414,7 +414,7 @@ mod for_guests {
         use crate::common::contexts::torrent::responses::TorrentListResponse;
         use crate::common::http::Query;
         use crate::e2e::environment::TestEnv;
-        use crate::e2e::web::api::v1::contexts::torrent::steps::upload_random_torrent_to_index;
+        use crate::e2e::web::api::v1::contexts::torrent::steps::{upload_random_torrent_to_index, upload_test_torrent};
         use crate::e2e::web::api::v1::contexts::user::steps::new_logged_in_user;
 
         #[tokio::test]
@@ -475,6 +475,33 @@ mod for_guests {
             assert_eq!(response.status, 200);
         }
 
+        #[tokio::test]
+        async fn it_should_allow_guests_to_download_a_torrent_file_searching_by_canonical_info_hash() {
+            let mut env = TestEnv::new();
+            env.start(api::Version::V1).await;
+
+            if !env.provides_a_tracker() {
+                println!("test skipped. It requires a tracker to be running.");
+                return;
+            }
+
+            let download_client = Client::unauthenticated(&env.server_socket_addr().unwrap());
+
+            let uploader = new_logged_in_user(&env).await;
+
+            let upload_client = Client::authenticated(&env.server_socket_addr().unwrap(), &uploader.token);
+
+            // Upload
+            let test_torrent = random_torrent();
+
+            let canonical_infohash = upload_test_torrent(&upload_client, &test_torrent).await.unwrap().to_string();
+
+            // Download
+            let response = download_client.download_torrent(&canonical_infohash).await;
+
+            assert_eq!(response.status, 200);
+        }
+
         #[tokio::test]
         async fn it_should_allow_guests_to_get_torrents() {
             let mut env = TestEnv::new();