await Promise.resolve();

}

function requireFirstMockCall(mock: { mock: { calls: unknown[][] } }, label: string): unknown[] {

const call = mock.mock.calls.at(0);

if (!call) {

throw new Error(`expected ${label} call`);

}

return call;

}

function gatewayRequestError(retryable: boolean): Error {

return Object.assign(new Error(retryable ? "gateway busy" : "auth failed"), {

name: "GatewayClientRequestError",

});

expect(gatewayRequest).toHaveBeenCalledTimes(1);

const [method, payload] = gatewayRequest.mock.calls[0] ?? [];

const [method, payload] = requireFirstMockCall(gatewayRequest, "gateway request");

expect(method).toBe("send");

const sendPayload = payload as Record<string, unknown>;

expect(sendPayload.to).toBe("-100123");