public async Task AllCities_ShouldReturnCorectData()
{
MapperInitializer.InitializeMapper();
var context = ApplicationDbContextInMemoryFactory.InitializeContext();
var seeder = new Seeder();
await seeder.SeedCities(context);
var cityService = new CityService(context);
var actualResult = cityService.AllCities().Result;
var expectedResult = context.Cities;
Assert.NotNull(actualResult);
Assert.True(actualResult.Count() == expectedResult.Count());
Assert.IsAssignableFrom <IQueryable <CityServiceModel> >(actualResult);
}