/// <summary>
/// Tests the fact that the ISimpleServiceContainer set as parameter is conform to the way the interface should be used.
/// </summary>
/// <typeparam name="T">the service implemented by the servicecontainer's baseprovider </typeparam>
/// <param name="container">the ISimpleServiceContainer implementation to test</param>
/// <param name="baseProviderServiceToTest"></param>
public void IServiceContainerConformanceTest <T>(ISimpleServiceContainer container, ISimpleServiceContainer baseProvider, T baseProviderServiceToTest)
{
Func <IAddService> creatorFunc = () => new AddServiceImpl();
IServiceContainerCoAndContravariance(container, creatorFunc);
IServiceContainerConformanceAddRemove(container, creatorFunc);
IServiceContainerConformanceAddFailsWhenExisting(container, creatorFunc);
IServiceContainerConformanceRemoveRecursive(container);
container.Add <IAddService>(creatorFunc);
container.Add <ISubstractService>(new SubstractServiceImpl());
IAddService service = container.GetService <IAddService>();
Assert.That(service != null);
Assert.That(service.GetType(), Is.EqualTo(typeof(AddServiceImpl)));
Assert.That(service.Add(1, 1), Is.EqualTo(2));
ISubstractService substractService = container.GetService <ISubstractService>();
Assert.That(substractService != null);
Assert.That(substractService.GetType(), Is.EqualTo(typeof(SubstractServiceImpl)));
Assert.That(substractService.Substract(1, 1), Is.EqualTo(0));
//clear test
container.Clear();
Assert.That(container.GetService <IAddService>(), Is.Null);
Assert.That(container.GetService <ISubstractService>(), Is.Null);
//base provider test
if (baseProvider != null && baseProviderServiceToTest != null)
{
T baseService = container.GetService <T>();
Assert.That(baseService != null, "The baseProvider contains the specified service.");
container.Remove(typeof(T));
baseService = container.GetService <T>();
Assert.That(baseService != null, "Trying to remove a base service from a child provider does nothing.");
container.AddDisabled(typeof(T));
Assert.That(container.GetService <T>(), Is.Null, "Access to this service is disabled");
baseProvider.Remove(typeof(T));
Assert.That(container.GetService <T>(), Is.Null, "Access to this service is disabled & The service doesn't exist anymore on the baseProvider");
container.Remove(typeof(T));
Assert.That(container.GetService <T>(), Is.Null, "The service doesn't exist anymore on the baseProvider");
baseProvider.Add(baseProviderServiceToTest);
Assert.That(container.GetService <T>(), Is.Not.Null, "Back to the beginning's state, the service is retrieved from the base provider.");
}
}
private static void IServiceContainerConformanceAddFailsWhenExisting(ISimpleServiceContainer container, Func <IAddService> creatorFunc)
{
container.Add <IAddService>(new AddServiceImpl());
Assert.Throws <CKException>(() => container.Add(creatorFunc));
Assert.Throws <CKException>(() => container.Add <IAddService>(creatorFunc, s => { }));
Assert.Throws <CKException>(() => container.Add(typeof(IAddService), new AddServiceImpl()));
Assert.Throws <CKException>(() => container.Add(typeof(IAddService), new AddServiceImpl(), s => { }));
Assert.Throws <CKException>(() => container.Add <IAddService>(new AddServiceImpl()));
Assert.Throws <CKException>(() => container.Add <IAddService>(new AddServiceImpl(), s => { }));
Assert.Throws <CKException>(() => container.AddDisabled(typeof(IAddService)));
container.Remove(typeof(IAddService));
}