Function httpPost

src/__tests__/api-conformance.test.ts:11–38

(
  url: string,
  body: object,
)

// ---------------------------------------------------------------------------

async function httpPost(
  url: string,
  body: object,
): Promise<{ status: number; headers: http.IncomingHttpHeaders; body: string }> {
  return new Promise((resolve, reject) => {
    const req = http.request(
      url,
      {
        method: "POST",
        headers: { "Content-Type": "application/json" },
      },
      (res) => {
        const chunks: Buffer[] = [];
        res.on("data", (c) => chunks.push(c));
        res.on("end", () =>
          resolve({
            status: res.statusCode!,
            headers: res.headers,
            body: Buffer.concat(chunks).toString(),
          }),
        );
      },
    );
    req.on("error", reject);
    req.write(JSON.stringify(body));
    req.end();
  });
}

// Parse SSE events that use data-only format (OpenAI Chat Completions, Gemini)
function parseDataOnlySSE(body: string): object[] {