public void DryIoc_normal_import_respects_shared_creation_policy()
{
// ordinary registration, container uses transient reuse by default
var nonLazyContainer = new Container().WithMef().With(r => r.WithDefaultReuse(Reuse.Transient));
nonLazyContainer.RegisterExports(new[] { typeof(Issue543_Dynamic_Registrations_dont_respect_shared_creation_policy).Assembly });
var exp1 = nonLazyContainer.Resolve <IBaseService>();
using (var scope = nonLazyContainer.OpenScope())
{
var exp2 = scope.Resolve <IDerivedService>();
Assert.AreEqual(exp1.InstanceID, exp2.InstanceID);
}
var use1 = new UseBaseService();
nonLazyContainer.InjectPropertiesAndFields(use1);
Assert.AreEqual(exp1.InstanceID, use1.Service.InstanceID);
var use2 = new UseDerivedService();
nonLazyContainer.InjectPropertiesAndFields(use2);
Assert.AreEqual(exp1.InstanceID, use2.Service.InstanceID);
}
public void DryIoc_lazy_import_should_respect_shared_creation_policy_via_InjectPropertiesAndFields()
{
// make sure that UseBaseService and UseDerivedService classes are available without loading the lazy assembly
var container = CreateContainerWithDynamicRegistrations();
container.RegisterExports(typeof(UseBaseService), typeof(UseDerivedService));
var use1 = new UseBaseService();
container.InjectPropertiesAndFields(use1);
var exp1 = container.Resolve <IBaseService>();
Assert.AreEqual(exp1.InstanceID, use1.Service.InstanceID);
var use2 = new UseDerivedService();
container.InjectPropertiesAndFields(use2);
Assert.AreEqual(exp1.InstanceID, use2.Service.InstanceID);
}
public void MefContainer_respects_shared_creation_policy()
{
// check that MEF respects the shared policy
var mefCatalog = new System.ComponentModel.Composition.Hosting.AssemblyCatalog(typeof(DerivedService).Assembly);
var mefContainer = new System.ComponentModel.Composition.Hosting.CompositionContainer(mefCatalog);
// via GetExport
var exp1 = mefContainer.GetExport <IBaseService>().Value;
var exp2 = mefContainer.GetExport <IDerivedService>().Value;
Assert.AreEqual(exp1.InstanceID, exp2.InstanceID);
// via SatisfyImportsOnce
var use1 = new UseBaseService();
mefContainer.SatisfyImportsOnce(use1);
Assert.AreEqual(exp1.InstanceID, use1.Service.InstanceID);
var use2 = new UseDerivedService();
mefContainer.SatisfyImportsOnce(use2);
Assert.AreEqual(exp1.InstanceID, use2.Service.InstanceID);
}