expect(warnMessages().some((message) => message.includes(fragment))).toBe(true);

}

function mockCall(mock: ReturnType<typeof vi.fn>, index = 0): unknown[] {

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

if (!call) {

throw new Error(`Expected mock call ${index}`);

}

return call;

}

function enableAdvertiserUnitMode(hostname = "test-host") {

// Allow advertiser to run in unit tests.

delete process.env.VITEST;

const started = await startAdvertiser({ gatewayPort: 18789 });

childProcessModule.exec('arp -a | findstr /C:"---"', () => {});

const execCall = execMock.mock.calls[0];

const execCall = mockCall(execMock);

expect(execCall?.[0]).toBe('arp -a | findstr /C:"---"');

expect(execCall?.[1]).toEqual({ windowsHide: true });

expect(execCall?.[2]).toBeTypeOf("function");

sshPort: 2222,

});

const handler = registerUnhandledRejectionHandler.mock.calls[0]?.[0] as

const handler = mockCall(registerUnhandledRejectionHandler).at(0) as

| ((reason: unknown) => boolean)

| undefined;

const exceptionHandler = registerUncaughtExceptionHandler.mock.calls[0]?.[0] as

const exceptionHandler = mockCall(registerUncaughtExceptionHandler).at(0) as

| ((reason: unknown) => boolean)

| undefined;

expect(handler).toBeTypeOf("function");

sshPort: 2222,

});

const handler = registerUnhandledRejectionHandler.mock.calls[0]?.[0] as

const handler = mockCall(registerUnhandledRejectionHandler).at(0) as

| ((reason: unknown) => boolean)

| undefined;

expect(handler?.(new Error("CIAO ANNOUNCEMENT CANCELLED"))).toBe(true);