});

for (const path of ["/v1/responses", "/v1/embeddings", "/v1/images/generations"]) {

const response = await fetch(`${server.baseUrl}${path}`, {

method: "POST",

headers: { "content-type": "application/json" },

body: "{bad",

});

expect(response.status).toBe(400);

const body = (await response.json()) as {

error: { type: string; message: string };

};

expect(body.error.type).toBe("invalid_request_error");

expect(body.error.message).toContain("Malformed JSON body");

for (const rawBody of ["{bad", "[]", '"text"']) {

const response = await fetch(`${server.baseUrl}${path}`, {

method: "POST",

headers: { "content-type": "application/json" },

body: rawBody,

});

expect(response.status).toBe(400);

const body = (await response.json()) as {

error: { type: string; message: string };

};

expect(body.error.type).toBe("invalid_request_error");

expect(body.error.message).toContain("Malformed JSON body");

}

}

const health = await fetch(`${server.baseUrl}/healthz`);

function parseOpenAiJsonBody(raw: string): Record<string, unknown> | null {

try {

return raw ? (JSON.parse(raw) as Record<string, unknown>) : {};

const parsed = raw ? (JSON.parse(raw) as unknown) : {};

return parsed && typeof parsed === "object" && !Array.isArray(parsed)

? (parsed as Record<string, unknown>)

: null;

} catch {

return null;

}