expect(isServerErrorMessage("status: internal server error")).toBe(true);

});

it("classifies provider HTTP 5xx wrapper errors as server errors", () => {

expect(isServerErrorMessage("provider failed (HTTP 500): upstream apiKey is empty")).toBe(true);

});

it("does not classify prefixed plain internal server error status prose", () => {

expect(isServerErrorMessage("Proxy notice: Status: Internal Server Error")).toBe(false);

});

const STATUS_INTERNAL_SERVER_ERROR_RE = /\bstatus:\s*internal server error\b/i;

const STATUS_INTERNAL_SERVER_ERROR_WITH_500_RE =

/^(?=[\s\S]*\bstatus:\s*internal server error\b)(?=[\s\S]*\bcode["']?\s*[:=]\s*500\b)/i;

const HTTP_5XX_STATUS_RE = /\bHTTP\s+5\d\d\b/i;

const ZAI_AUTH_ERROR_PATTERNS = [

// Z.ai: error 1113 = wrong endpoint or invalid credentials (#48988)

if (!value) {

return false;

}

if (STATUS_INTERNAL_SERVER_ERROR_WITH_500_RE.test(value)) {

if (STATUS_INTERNAL_SERVER_ERROR_WITH_500_RE.test(value) || HTTP_5XX_STATUS_RE.test(value)) {

return true;

}

const scrubbed = value.replace(STATUS_INTERNAL_SERVER_ERROR_RE, "").trim();