added some initial integration tests

Cargo.toml

@@ -31,3 +31,6 @@ pretty_env_logger = "0.5"
 
 [profile.dev.package."*"]
 opt-level = 3
+
+[dev-dependencies]
+axum-test = "14"

src/lib.rs

@@ -1,5 +1,5 @@
 mod llm;
-mod routes;
+pub mod routes;
 use log::info;
 use tokio::net::TcpListener;
 

src/llm/utils.rs

@@ -237,6 +237,7 @@ mod tests {
     use super::*;
 
     #[tokio::test(flavor = "multi_thread", worker_threads = 1)]
+    #[ignore]
     async fn sequential_dialog() {
         let sample_len = 10_usize;
         let temperature = Some(0.8);

tests/integration_tests.rs

@@ -0,0 +1,24 @@
+use axum_test::{TestServer, TestServerConfig};
+use rust_slackbot_llm::routes::create_routes;
+use serde_json::Value;
+
+async fn new_test_app() -> TestServer {
+    let app = create_routes().await.unwrap();
+    let config = TestServerConfig::builder()
+        .expect_success_by_default()
+        .mock_transport()
+        .build();
+
+    TestServer::new_with_config(app, config).unwrap()
+}
+
+#[tokio::test]
+async fn test_index() {
+    let server = new_test_app().await;
+
+    let response = server.get("/v1").await;
+
+    assert_eq!(response.status_code(), 200);
+    let expected_response: Value = "Welcome to the Rust Slackbot LLM API!".into();
+    response.assert_json(&expected_response);
+}