public async Task GetCompanyRatesShoiuldReturnCorrectTotalRatesForCurrentCompany()
{
var companyId = 1;
var options = new DbContextOptionsBuilder <ApplicationDbContext>()
.UseInMemoryDatabase(Guid.NewGuid().ToString());
var mockRepository = new EfDeletableEntityRepository <Rate>(new ApplicationDbContext(options.Options));
var service = new RatingsService(mockRepository);
await service.RateAsync(companyId, "UserId1", 3);
await service.RateAsync(companyId, "UserId2", 5);
await service.RateAsync(companyId, "UserId3", 4);
var companyRatesCount = service.GetCompanyRates(companyId);
Assert.Equal(3, companyRatesCount);
}