public void ShouldDistinguishBetweenTwoServicesOfTheSameTypeButDifferentParameters()
{
var firstFactory = new Mock <IFactory>();
var secondFactory = new Mock <IFactory>();
var serviceType = typeof(int);
IEnumerable <Type> firstParameters = new Type[] { typeof(int), typeof(int) };
IEnumerable <Type> secondParameters = new Type[] { typeof(int), typeof(int), typeof(int), typeof(int) };
_storage.AddFactory("", serviceType, firstParameters, firstFactory.Object);
_storage.AddFactory("", serviceType, secondParameters, secondFactory.Object);
Assert.IsTrue(_storage.ContainsFactory("", serviceType, firstParameters));
Assert.IsTrue(_storage.ContainsFactory("", serviceType, secondParameters));
// Make sure that the factory returns the correct container
var firstResult = _storage.GetFactory("", serviceType, firstParameters);
Assert.AreSame(firstFactory.Object, firstResult);
var secondResult = _storage.GetFactory("", serviceType, secondParameters);
Assert.AreSame(secondFactory.Object, secondResult);
}
/// <summary>
/// Determines which factories should be used
/// for a particular service request.
/// </summary>
/// <param name="storage">The <see cref="IFactoryStorage"/> object that holds the target factory.</param>
/// <param name="serviceName">The name that will be associated with the target factory.</param>
/// <param name="serviceType">The service type that the factory will be able to create.</param>
/// <param name="additionalParameterTypes">The list of additional parameters that this factory type will support.</param>
/// <returns>A factory instance.</returns>
public static IFactory GetFactory(this IFactoryStorage storage, string serviceName, Type serviceType,
IEnumerable <Type> additionalParameterTypes)
{
var info = new ServiceInfo(serviceName, serviceType, additionalParameterTypes);
return(storage.GetFactory(info));
}
/// <summary>
/// Determines which factories should be used
/// for a particular service request.
/// </summary>
/// <param name="storage">The <see cref="IFactoryStorage"/> object that holds the target factory.</param>
/// <param name="serviceName">The name that will be associated with the target factory.</param>
/// <param name="serviceType">The service type that the factory will be able to create.</param>
/// <param name="additionalParameters">The list of additional parameter values that this factory type will use to instantiate the service.</param>
/// <returns>A factory instance.</returns>
public static IFactory GetFactory(this IFactoryStorage storage, string serviceName, Type serviceType,
IEnumerable <object> additionalParameters)
{
var additionalParameterTypes = from arg in additionalParameters
let argType = arg != null?arg.GetType() : typeof(object)
select argType;
var info = new ServiceInfo(serviceName, serviceType, additionalParameterTypes);
return(storage.GetFactory(info));
}
