public async Task CreatePackages_WithValidData_PackagesCreatedSuccessfully() { //Arrange var packages = _fixture.CreateMany <Package>(1000); var dbContext = InMemoryDbContext.CreateDbContext(); var packageRepository = new PackageRepository(dbContext); //Act await packageRepository.CreatePackages(packages); //Assert var expected = dbContext.Packages.Count(); packages.Count() .Should() .Be(expected); }