public void DiscoverChangeHandlerInvocations_InterfaceType_CreatesDescriptor()
{
var serviceProvider = new ServiceCollection()
.AddScoped <IBeforeSaveTrigger <IComparable>, TriggerStub <IComparable> >()
.BuildServiceProvider();
var subject = new TriggerDiscoveryService(new TriggerServiceProviderAccessor(serviceProvider), new TriggerTypeRegistryService());
var result = subject.DiscoverTriggers(typeof(IBeforeSaveTrigger <>), typeof(string), type => new BeforeSaveTriggerDescriptor(type));
Assert.Single(result);
}
public void DiscoverTriggers_BaseType_CreatesDescriptor()
{
var serviceProvider = new ServiceCollection()
.AddScoped <IBeforeSaveTrigger <object>, TriggerStub <object> >()
.BuildServiceProvider();
var subject = new TriggerDiscoveryService(new TriggerServiceProviderAccessor(serviceProvider), new TriggerTypeRegistryService());
var result = subject.DiscoverTriggers(typeof(IBeforeSaveTrigger <>), typeof(string), type => new BeforeSaveTriggerDescriptor(type));
Assert.Single(result);
}
public void DiscoverChangeHandlerInvocations_SortTriggersByBaseTypeThenDerivedType()
{
var objectTrigger = new TriggerStub <object>();
var concreteTrigger = new TriggerStub <string>();
var serviceProvider = new ServiceCollection()
.AddSingleton <IBeforeSaveTrigger <string> >(concreteTrigger)
.AddSingleton <IBeforeSaveTrigger <object> >(objectTrigger)
.BuildServiceProvider();
var subject = new TriggerDiscoveryService(new TriggerServiceProviderAccessor(serviceProvider), new TriggerTypeRegistryService());
var result = subject.DiscoverTriggers(typeof(IBeforeSaveTrigger <>), typeof(string), type => new BeforeSaveTriggerDescriptor(type));
Assert.Equal(2, result.Count());
Assert.Equal(objectTrigger, result.First().Trigger);
Assert.Equal(concreteTrigger, result.Last().Trigger);
}
public void DiscoverChangeHandlerInvocations_SortTriggersByInterfaceThenType()
{
var interfaceTrigger = new TriggerStub <IComparable>();
var typeTrigger = new TriggerStub <string>();
var serviceProvider = new ServiceCollection()
.AddSingleton <IBeforeSaveTrigger <string> >(typeTrigger)
.AddSingleton <IBeforeSaveTrigger <IComparable> >(interfaceTrigger)
.BuildServiceProvider();
var subject = new TriggerDiscoveryService(new TriggerServiceProviderAccessor(serviceProvider), new TriggerTypeRegistryService());
var result = subject.DiscoverTriggers(typeof(IBeforeSaveTrigger <>), typeof(string), type => new BeforeSaveTriggerDescriptor(type));
Assert.Equal(2, result.Count());
Assert.Equal(interfaceTrigger, result.First().Trigger);
Assert.Equal(typeTrigger, result.Last().Trigger);
}
public void SetServiceProvider_OverridesDefaultServiceProvider()
{
var defaultServiceProviderTrigger = new TriggerStub <object>();
var externalServiceProviderTrigger = new TriggerStub <object>();
var defaultServiceProvider = new ServiceCollection()
.BuildServiceProvider();
var externalServiceProvider = new ServiceCollection()
.AddSingleton <IBeforeSaveTrigger <object> >(externalServiceProviderTrigger)
.BuildServiceProvider();
var subject = new TriggerDiscoveryService(new TriggerServiceProviderAccessor(defaultServiceProvider), new TriggerTypeRegistryService());
subject.ServiceProvider = externalServiceProvider;
var result = subject.DiscoverTriggers(typeof(IBeforeSaveTrigger <>), typeof(string), type => new BeforeSaveTriggerDescriptor(type));
Assert.Single(result);
}
public void DiscoverChangeHandlerInvocations_SortByPriorities()
{
var earlyTrigger = new TriggerStub <object> {
Priority = CommonTriggerPriority.Early
};
var lateTrigger = new TriggerStub <object> {
Priority = CommonTriggerPriority.Late
};
var serviceProvider = new ServiceCollection()
.AddSingleton <IBeforeSaveTrigger <object> >(lateTrigger)
.AddSingleton <IBeforeSaveTrigger <object> >(earlyTrigger)
.BuildServiceProvider();
var subject = new TriggerDiscoveryService(new TriggerServiceProviderAccessor(serviceProvider), new TriggerTypeRegistryService());
var result = subject.DiscoverTriggers(typeof(IBeforeSaveTrigger <>), typeof(string), type => new BeforeSaveTriggerDescriptor(type));
Assert.Equal(2, result.Count());
Assert.Equal(earlyTrigger, result.First().Trigger);
Assert.Equal(lateTrigger, result.Last().Trigger);
}
