label = "mock first argument",

): Record<string, unknown> {

expect(mock.mock.calls).toHaveLength(1);

const [firstArg] = mock.mock.calls.at(0) ?? [];

const [firstArg] = mock.mock.calls[0] ?? [];

const record = requireRecord(firstArg, label);

expectFields(record, expected);

return record;

expected: Record<string, unknown>,

): Record<string, unknown> {

expect(loggerMethod.mock.calls).toHaveLength(1);

const [actualMessage, payload] = loggerMethod.mock.calls.at(0) ?? [];

const [actualMessage, payload] = loggerMethod.mock.calls[0] ?? [];

expect(actualMessage).toBe(message);

const payloadRecord = requireRecord(payload, "log payload");

expectFields(payloadRecord, expected);