public async Task GetRegionsComboTest()
{
DataCovidAPI api = DataCovidAPI.getInstance();
var result = await api.GetRegionsCombo();
Assert.AreNotEqual(0, result.Count);
}
public async Task <ActionResult> TopCasesCovid()
{
ViewBag.regionsList = await CovidAPI.GetRegionsCombo();
return(View("TopCasesCovid"));
}