public async Task OnAddTemperatureAsync()
{
var city = Builder <City>
.CreateNew()
.With(p => p.Name, Faker.Address.City())
.Build();
var weatherResult = Builder <WeatherResultDto>
.CreateNew()
.With(p => p.Temperature, Faker.RandomNumber.Next(1, 30))
.Build();
var weather = Builder <WeatherDto>
.CreateNew()
.With(p => p.Results, weatherResult)
.Build();
CityRepository.GetByKeyAsync(Arg.Any <Guid>()).Returns(city);
CityTemperatureRepository.AddAsync(Arg.Any <CityTemperature>()).Returns(Task.CompletedTask);
WeatherService.GetWeatherByCityAsync(Arg.Any <string>()).Returns(weather);
var result = await CityService.AddTemperatureAsync(city.Key, new AddTemperatureRequestDto());
result.Success.Should().BeTrue();
result.Data.CreatedOn.Should().HaveLength(19);
}