protected override IController GetControllerInstance(RequestContext requestContext, Type controllerType)
{
string connectionString = ConfigurationManager.ConnectionStrings["CommerceObjectContext"].ConnectionString;
var productRepository = new SqlProductRepository(connectionString);
var basketRepository = new SqlBasketRepository(connectionString);
var discountRepository = new SqlDiscountRepository(connectionString);
var discountPolicy = new RepositoryBasketDiscountPolicy(discountRepository);
var basketService = new BasketService(basketRepository, discountPolicy);
var currencyProvider = new CachingCurrencyProvider(new SqlCurrencyProvider(connectionString), TimeSpan.FromHours(1));
if (controllerType == typeof(BasketController))
{
return(new BasketController(basketService, currencyProvider));
}
if (controllerType == typeof(HomeController))
{
return(new HomeController(productRepository, currencyProvider));
}
return(base.GetControllerInstance(requestContext, controllerType));
}
public void SutIsDiscountRepository(SqlDiscountRepository sut)
{
// Fixture setup
// Exercise system
// Verify outcome
Assert.IsAssignableFrom<DiscountRepository>(sut);
// Teardown
}
public void SutIsDiscountRepository(SqlDiscountRepository sut)
{
// Fixture setup
// Exercise system
// Verify outcome
Assert.IsAssignableFrom <DiscountRepository>(sut);
// Teardown
}
public void OriginalCommerceExampleFragment(string connectionString)
{
var discountRepository =
new SqlDiscountRepository(connectionString);
var discountPolicy =
new RepositoryBasketDiscountPolicy(
discountRepository);
}
public void ProductsIsNotNull(SqlDiscountRepository sut)
{
// Fixture setup
// Exercise system
var result = sut.Products;
// Verify outcome
Assert.NotNull(result);
// Teardown
}
public void OriginalCommerceExampleFragment(string connectionString)
{
var discountRepository =
new SqlDiscountRepository(connectionString);
var discountPolicy =
new RepositoryBasketDiscountPolicy(
discountRepository);
}
public void TwoConsumersSharingOneDependency(string connectionString)
{
var repository =
new SqlDiscountRepository(connectionString);
var discountPolicy =
new RepositoryBasketDiscountPolicy(repository);
var campaign = new DiscountCampaign(repository);
}
public void ProductsIsNotNull(SqlDiscountRepository sut)
{
// Fixture setup
// Exercise system
var result = sut.Products;
// Verify outcome
Assert.NotNull(result);
// Teardown
}
public void TwoConsumersSharingOneDependency(string connectionString)
{
var repository =
new SqlDiscountRepository(connectionString);
var discountPolicy =
new RepositoryBasketDiscountPolicy(repository);
var campaign = new DiscountCampaign(repository);
}
public void TwoConsumersRequiringTheSameDependencyButConsumingSeperateInstance(string connectionString)
{
var repositoryForPolicy =
new SqlDiscountRepository(connectionString);
var repositoryForCampaign =
new SqlDiscountRepository(connectionString);
var discountPolicy =
new RepositoryBasketDiscountPolicy(
repositoryForPolicy);
var campaign =
new DiscountCampaign(repositoryForCampaign);
}
public void TwoConsumersRequiringTheSameDependencyButConsumingSeperateInstance(string connectionString)
{
var repositoryForPolicy =
new SqlDiscountRepository(connectionString);
var repositoryForCampaign =
new SqlDiscountRepository(connectionString);
var discountPolicy =
new RepositoryBasketDiscountPolicy(
repositoryForPolicy);
var campaign =
new DiscountCampaign(repositoryForCampaign);
}
internal static BasketManager ResolveManager()
{
BasketRepository basketRepository =
new SqlBasketRepository(BasketContainer.connectionString);
DiscountRepository discountRepository =
new SqlDiscountRepository(BasketContainer.connectionString);
BasketDiscountPolicy discountPolicy =
new RepositoryBasketDiscountPolicy(discountRepository);
IBasketService basketService =
new BasketService(basketRepository, discountPolicy);
return(new BasketManager(basketService));
}
public IController ResolveHomeController()
{
var connStr = ConfigurationManager.
ConnectionStrings["CommerceObjectContext"].
ConnectionString;
// acts as a locally scoped singleton
var repository = new SqlDiscountRepository(connStr);
// instance of repository is only shared with objects in this graph,
// and not others
var discountCampaign = new DiscountCampaign(repository);
var discountPolicy = new RepositoryBasketDiscountPolicy(repository);
return(new HomeController(discountCampaign, discountPolicy));
}
public IController ResolveHomeController()
{
var connStr = ConfigurationManager
.ConnectionStrings["CommerceObjectContext"]
.ConnectionString;
var repository =
new SqlDiscountRepository(connStr);
var discountCampaign =
new DiscountCampaign(repository);
var discountPolicy =
new RepositoryBasketDiscountPolicy(repository);
return(new HomeController(discountCampaign, discountPolicy));
}
protected virtual DiscountRepository ResolveDiscountRepository()
{
var repository = HttpContext.Current
.Items["DiscountRepository"]
as DiscountRepository;
if (repository == null)
{
var connStr = ConfigurationManager
.ConnectionStrings["CommerceObjectContext"]
.ConnectionString;
repository = new SqlDiscountRepository(connStr);
HttpContext.Current
.Items["DiscountRepository"] = repository;
}
return(repository);
}
protected override IController GetControllerInstance(
RequestContext requestContext, Type controllerType)
{
// Creates the dependencies
string connectionString =
ConfigurationManager.ConnectionStrings
["CommerceObjectContext"].ConnectionString;
var productRepository =
new SqlProductRepository(connectionString);
var basketRepository =
new SqlBasketRepository(connectionString);
var discountRepository =
new SqlDiscountRepository(connectionString);
var discountPolicy =
new RepositoryBasketDiscountPolicy(discountRepository);
var basketService =
new BasketService(basketRepository, discountPolicy);
var currencyProvider = new CachingCurrencyProvider(
new SqlCurrencyProvider(connectionString),
TimeSpan.FromHours(1));
// returns when the appropriate controller is found
if (controllerType == typeof(BasketController))
{
return(new BasketController(
basketService, currencyProvider));
}
if (controllerType == typeof(HomeController))
{
return(new HomeController(
productRepository, currencyProvider));
}
// handles types not specifically requested for by using their default constructor.
// This uses bastard injection, and should be avoided in your own code base when possible
return(base.GetControllerInstance(requestContext, controllerType));
}
protected virtual DiscountRepository ResolveDiscountRepository()
{
// checks if desired instance exists, if so it uses it
// keeps a singleton lifestyle for all shared dependencies
var repository = HttpContext.Current.
Items["DiscountRepository"] as DiscountRepository;
// if desired instance doesn't exist create that instance
// and associate it with the current web request
if (repository == null)
{
var connStr = ConfigurationManager
.ConnectionStrings["CommerceObjectContext"]
.ConnectionString;
repository = new SqlDiscountRepository(connStr);
HttpContext.Current
.Items["DiscountRepository"] = repository;
}
return(repository);
}