Files
llmx/codex-rs/core/tests/stream_no_completed.rs
Michael Bolin 2405c40026 chore: update Codex::spawn() to return a struct instead of a tuple (#1677)
Also update `init_codex()` to return a `struct` instead of a tuple, as well.
2025-07-27 20:01:35 -07:00

120 lines
3.9 KiB
Rust

//! Verifies that the agent retries when the SSE stream terminates before
//! delivering a `response.completed` event.
use std::time::Duration;
use codex_core::Codex;
use codex_core::CodexSpawnOk;
use codex_core::ModelProviderInfo;
use codex_core::exec::CODEX_SANDBOX_NETWORK_DISABLED_ENV_VAR;
use codex_core::protocol::EventMsg;
use codex_core::protocol::InputItem;
use codex_core::protocol::Op;
use core_test_support::load_default_config_for_test;
use core_test_support::load_sse_fixture;
use core_test_support::load_sse_fixture_with_id;
use tempfile::TempDir;
use tokio::time::timeout;
use wiremock::Mock;
use wiremock::MockServer;
use wiremock::Request;
use wiremock::Respond;
use wiremock::ResponseTemplate;
use wiremock::matchers::method;
use wiremock::matchers::path;
fn sse_incomplete() -> String {
load_sse_fixture("tests/fixtures/incomplete_sse.json")
}
fn sse_completed(id: &str) -> String {
load_sse_fixture_with_id("tests/fixtures/completed_template.json", id)
}
#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
async fn retries_on_early_close() {
#![allow(clippy::unwrap_used)]
if std::env::var(CODEX_SANDBOX_NETWORK_DISABLED_ENV_VAR).is_ok() {
println!(
"Skipping test because it cannot execute when network is disabled in a Codex sandbox."
);
return;
}
let server = MockServer::start().await;
struct SeqResponder;
impl Respond for SeqResponder {
fn respond(&self, _: &Request) -> ResponseTemplate {
use std::sync::atomic::AtomicUsize;
use std::sync::atomic::Ordering;
static CALLS: AtomicUsize = AtomicUsize::new(0);
let n = CALLS.fetch_add(1, Ordering::SeqCst);
if n == 0 {
ResponseTemplate::new(200)
.insert_header("content-type", "text/event-stream")
.set_body_raw(sse_incomplete(), "text/event-stream")
} else {
ResponseTemplate::new(200)
.insert_header("content-type", "text/event-stream")
.set_body_raw(sse_completed("resp_ok"), "text/event-stream")
}
}
}
Mock::given(method("POST"))
.and(path("/v1/responses"))
.respond_with(SeqResponder {})
.expect(2)
.mount(&server)
.await;
// Configure retry behavior explicitly to avoid mutating process-wide
// environment variables.
let model_provider = ModelProviderInfo {
name: "openai".into(),
base_url: format!("{}/v1", server.uri()),
// Environment variable that should exist in the test environment.
// ModelClient will return an error if the environment variable for the
// provider is not set.
env_key: Some("PATH".into()),
env_key_instructions: None,
wire_api: codex_core::WireApi::Responses,
query_params: None,
http_headers: None,
env_http_headers: None,
// exercise retry path: first attempt yields incomplete stream, so allow 1 retry
request_max_retries: Some(0),
stream_max_retries: Some(1),
stream_idle_timeout_ms: Some(2000),
};
let ctrl_c = std::sync::Arc::new(tokio::sync::Notify::new());
let codex_home = TempDir::new().unwrap();
let mut config = load_default_config_for_test(&codex_home);
config.model_provider = model_provider;
let CodexSpawnOk { codex, .. } = Codex::spawn(config, ctrl_c).await.unwrap();
codex
.submit(Op::UserInput {
items: vec![InputItem::Text {
text: "hello".into(),
}],
})
.await
.unwrap();
// Wait until TaskComplete (should succeed after retry).
loop {
let ev = timeout(Duration::from_secs(10), codex.next_event())
.await
.unwrap()
.unwrap();
if matches!(ev.msg, EventMsg::TaskComplete(_)) {
break;
}
}
}