Files
codex/codex-rs/app-server/tests/common/mock_model_server.rs
T
Celia ChenandGitHub c4af304c77 [fix] app server flaky thread/resume tests (#8870)
Fix flakiness of CI tests:
https://github.com/openai/codex/actions/runs/20350530276/job/58473691443?pr=8282

This PR does two things:
1. test with responses API instead of chat completions API in
thread_resume tests;
2. have a new responses API fixture that mocks out arbitrary numbers of
responses API calls (including no calls) and have the same repeated
response.

Tested by CI
2026-01-08 10:17:05 -08:00

85 lines
2.6 KiB
Rust

use std::sync::atomic::AtomicUsize;
use std::sync::atomic::Ordering;
use core_test_support::responses;
use wiremock::Mock;
use wiremock::MockServer;
use wiremock::Respond;
use wiremock::ResponseTemplate;
use wiremock::matchers::method;
use wiremock::matchers::path;
use wiremock::matchers::path_regex;
/// Create a mock server that will provide the responses, in order, for
/// requests to the `/v1/chat/completions` endpoint.
pub async fn create_mock_chat_completions_server(responses: Vec<String>) -> MockServer {
let server = MockServer::start().await;
let num_calls = responses.len();
let seq_responder = SeqResponder {
num_calls: AtomicUsize::new(0),
responses,
};
Mock::given(method("POST"))
.and(path("/v1/chat/completions"))
.respond_with(seq_responder)
.expect(num_calls as u64)
.mount(&server)
.await;
server
}
/// Same as `create_mock_chat_completions_server` but does not enforce an
/// expectation on the number of calls.
pub async fn create_mock_chat_completions_server_unchecked(responses: Vec<String>) -> MockServer {
let server = MockServer::start().await;
let seq_responder = SeqResponder {
num_calls: AtomicUsize::new(0),
responses,
};
Mock::given(method("POST"))
.and(path("/v1/chat/completions"))
.respond_with(seq_responder)
.mount(&server)
.await;
server
}
struct SeqResponder {
num_calls: AtomicUsize,
responses: Vec<String>,
}
impl Respond for SeqResponder {
fn respond(&self, _: &wiremock::Request) -> ResponseTemplate {
let call_num = self.num_calls.fetch_add(1, Ordering::SeqCst);
match self.responses.get(call_num) {
Some(response) => ResponseTemplate::new(200)
.insert_header("content-type", "text/event-stream")
.set_body_raw(response.clone(), "text/event-stream"),
None => panic!("no response for {call_num}"),
}
}
}
/// Create a mock responses API server that returns the same assistant message for every request.
pub async fn create_mock_responses_server_repeating_assistant(message: &str) -> MockServer {
let server = responses::start_mock_server().await;
let body = responses::sse(vec![
responses::ev_response_created("resp-1"),
responses::ev_assistant_message("msg-1", message),
responses::ev_completed("resp-1"),
]);
Mock::given(method("POST"))
.and(path_regex(".*/responses$"))
.respond_with(responses::sse_response(body))
.mount(&server)
.await;
server
}