public async Task GetRegionAdmins_Int_ReturnsOkObjResult()
{
// Arrange
int id = 2;
_regionAdministrationService.Setup(x => x.GetAdministrationAsync(id)).ReturnsAsync(GetAdmins());
// Act
var result = await _regionController.GetRegionAdmins(id);
// Assert
Assert.IsInstanceOf <OkObjectResult>(result);
Assert.IsInstanceOf <List <RegionAdministrationDTO> >((result as ObjectResult).Value);
}