Async client: add a missing slash to API endpoint path

Cargo.toml

@@ -28,11 +28,12 @@ reqwest = { version = "0.12.12", features = [
 ], optional = true }
 backtrace = { version = "0.3", optional = true }
 thiserror = { version = "2", optional = true }
+tokio = "1.43.0"
 
 
 [dev-dependencies]
 amqprs = {  version = "2"}
-cargo-nextest = "0.9.87"
+cargo-nextest = "0.9.88"
 regex = { version = "1", features = ["std"] }
 
 [features]

src/api.rs

@@ -1622,7 +1622,7 @@ where
     where
         S: AsRef<str>,
     {
-        format!("{}{}", self.endpoint, path.as_ref())
+        format!("{}/{}", self.endpoint, path.as_ref())
     }
 }
 

tests/async_overview_tests.rs

@@ -0,0 +1,29 @@
+// Copyright (C) 2023-2025 RabbitMQ Core Team ([email protected])
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+use rabbitmq_http_client::api::Client;
+
+mod test_helpers;
+use crate::test_helpers::{endpoint, PASSWORD, USERNAME};
+
+#[tokio::test]
+async fn test_async_overview() {
+    let endpoint = endpoint();
+    let rc = Client::new(&endpoint, USERNAME, PASSWORD);
+
+    let result1 = rc.overview().await;
+    assert!(result1.is_ok(), "overview returned {:?}", result1);
+
+    let ov = result1.unwrap();
+    assert!(ov.object_totals.exchanges > 0);
+}