test: show error when test env is not running

tests/common/client.rs

@@ -1,6 +1,6 @@
 use std::time::Duration;
 
-use reqwest::multipart;
+use reqwest::{multipart, Error};
 use serde::Serialize;
 
 use super::connection_info::ConnectionInfo;
@@ -39,9 +39,12 @@ impl Client {
     }
 
     /// It checks if the server is running.
-    pub async fn server_is_running(&self) -> bool {
+    pub async fn server_is_running(&self) -> Result<(), Error> {
         let response = self.http_client.inner_get("").await;
-        response.is_ok()
+        match response {
+            Ok(_) => Ok(()),
+            Err(err) => Err(err),
+        }
     }
 
     // Context: about

tests/environments/shared.rs

@@ -16,8 +16,10 @@ impl TestEnv {
     pub async fn running() -> Self {
         let env = Self::default();
         let client = Client::unauthenticated(&env.server_socket_addr().unwrap());
-        let is_running = client.server_is_running().await;
-        assert!(is_running, "Test server is not running on {}", env.authority);
+        match client.server_is_running().await {
+            Ok(()) => {}
+            Err(err) => panic!("Test server is not running on {}. Error: {err}", env.authority),
+        }
         env
     }