urlTest method

@override Future<int> urlTest(String link, { int timeout = 7000, })

Test URL connectivity and return latency in ms

Implementation

@override
Future<int> urlTest(String link, {int timeout = 7000}) async {
  final result = await methodChannel.invokeMethod<dynamic>('url_test', {
    'link': link,
    'timeout': timeout,
  });
  if (result is int) return result;
  if (result is double) return result.toInt();
  return -1;
}