public IActionResult AddRole(ManagesCompetition m, int competitionId, string userId)
 {
     if (ModelState.IsValid)
     {
         var task = _competitionService.AddRole(m);
         task.Wait();
         return(RedirectToAction("Personnel", "Admin", new { competitionId = m.CompetitionId }));
     }
     return(View());
 }
        public async void TestAddRole()
        {
            //Arrange
            await _service.AddRole(new ManagesCompetition { CompetitionId = 2, UserId = "1", Role = Role.Host });

            int n = _service.GetAllRoles().Count();

            //Act
            await _service.AddRole(new ManagesCompetition { CompetitionId = 1, UserId = "2", Role = Role.Staff });

            var result = _service.GetAllRoles();

            //Assert
            Assert.Equal(expected: 1, actual: n);
            Assert.Equal(expected: n + 1, actual: result.Count());
            Assert.Equal(expected: 1, actual: result.Last().CompetitionId);
        }