type MockCallReader = { mock: { calls: unknown[][] } };

function firstMockArg(mock: MockCallReader, label: string) {

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

const firstCall = mock.mock.calls[0];

if (!firstCall) {

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

}

const getHealthProbe = () => {

expect(reconcileAcpThreadBindingsOnStartupMock).toHaveBeenCalledTimes(1);

const firstCall = reconcileAcpThreadBindingsOnStartupMock.mock.calls.at(0) as

| [ReconcileStartupParams]

| undefined;

const reconcileParams = firstCall?.[0];

const reconcileParams = firstMockArg(

reconcileAcpThreadBindingsOnStartupMock,

"ACP startup reconciliation",

) as ReconcileStartupParams;

if (!reconcileParams?.healthProbe) {

throw new Error("healthProbe was not wired into ACP startup reconciliation");

}

gatewayRuntimeReadyTimeoutMs?: number;

} => {

expect(monitorLifecycleMock).toHaveBeenCalledTimes(1);

const firstCall = monitorLifecycleMock.mock.calls.at(0);

const params = firstCall?.[0] as

const params = firstMockArg(monitorLifecycleMock, "Discord lifecycle monitor") as

| { gatewayReadyTimeoutMs?: number; gatewayRuntimeReadyTimeoutMs?: number }

| undefined;

if (!params) {