text: from pytest import mark
  import urllib
  
  from asreview.datasets import DatasetManager
  
  
  ASREVIEW_COVID19_DATASET_COLLECTIONS = [
      "cord19-all",
      "covid19-preprints"
  ]
  
  
  def _dataset_url_exists(url):
      return urllib.request.urlopen(url).getcode() == 200
  
  
  @mark.parametrize(
      "data_name", ASREVIEW_COVID19_DATASET_COLLECTIONS
  )
  def test_find_datasets(data_name):
      data = DatasetManager().find(data_name)
  
      assert _dataset_url_exists(data.get())
  