public void CreateMultiple_WithLifetime()
{
Func <ServiceImplementationInfoTest> factory = () => new ServiceImplementationInfoTest();
var implementationInfo = ServiceImplementationInfo.CreateSingle(factory, LifetimeKind.Singleton);
Assert.That(implementationInfo.Factory, Is.Not.Null);
Assert.That(implementationInfo.ImplementationType, Is.SameAs(typeof(ServiceImplementationInfoTest)));
Assert.That(implementationInfo.Lifetime, Is.EqualTo(LifetimeKind.Singleton));
}
public void CreateMultiple_RetrievesImplementationType()
{
Func <ServiceImplementationInfoTest> factory = () => new ServiceImplementationInfoTest();
var implementationInfo = ServiceImplementationInfo.CreateSingle(factory);
Assert.That(implementationInfo.Factory, Is.Not.Null);
Assert.That(implementationInfo.ImplementationType, Is.SameAs(typeof(ServiceImplementationInfoTest)));
Assert.That(implementationInfo.Lifetime, Is.EqualTo(LifetimeKind.InstancePerDependency));
}
public void GetInstance_ServiceTypeWithFactoryReturningNull_ThrowsActivationException()
{
var implementation = ServiceImplementationInfo.CreateSingle <ITestTypeWithErrors> (() => null);
var serviceConfigurationEntry = new ServiceConfigurationEntry(typeof(ITestTypeWithErrors), implementation);
var serviceLocator = CreateServiceLocator();
serviceLocator.Register(serviceConfigurationEntry);
Assert.That(
() => serviceLocator.GetInstance(typeof(ITestTypeWithErrors)),
Throws.TypeOf <ActivationException> ().With.Message.EqualTo(
"The registered factory returned null instead of an instance implementing the requested service type "
+ "'Remotion.UnitTests.ServiceLocation.DefaultServiceLocatorTests.TestDomain.ITestTypeWithErrors'."));
}
public void GetInstance_ImplementationIsRegisteredAsFactoryWithSingletonLifetime_AndSingletonIsLazyInitialized()
{
TestImplementation1 expectedInstance = null;
var serviceImplementation = ServiceImplementationInfo.CreateSingle(() => expectedInstance = new TestImplementation1(), LifetimeKind.Singleton);
var serviceConfigurationEntry = new ServiceConfigurationEntry(typeof(ITestType), serviceImplementation);
var serviceLocator = CreateServiceLocator();
serviceLocator.Register(serviceConfigurationEntry);
Assert.That(expectedInstance, Is.Null);
var instance1 = serviceLocator.GetInstance(typeof(ITestType));
Assert.That(expectedInstance, Is.Not.Null);
var instance2 = serviceLocator.GetInstance(typeof(ITestType));
Assert.That(instance1, Is.SameAs(instance2));
}
public void GetInstance_WithFactoryReturningWrongType_ThrowsActivationException()
{
Func <ITestType> factory = () => new TestImplementation1();
Func <object> factoryAsObject = factory;
var implementation = ServiceImplementationInfo.CreateSingle <ITestTypeWithErrors> (() => null);
PrivateInvoke.SetNonPublicField(implementation, "_factory", factoryAsObject);
var serviceConfigurationEntry = new ServiceConfigurationEntry(typeof(ITestTypeWithErrors), implementation);
var serviceLocator = CreateServiceLocator();
serviceLocator.Register(serviceConfigurationEntry);
Assert.That(
() => serviceLocator.GetInstance(typeof(ITestTypeWithErrors)),
Throws.TypeOf <ActivationException>().With.Message.EqualTo(
"The instance returned by the registered factory does not implement the requested type "
+ "'Remotion.UnitTests.ServiceLocation.DefaultServiceLocatorTests.TestDomain.ITestTypeWithErrors'. "
+ "(Instance type: 'Remotion.UnitTests.ServiceLocation.DefaultServiceLocatorTests.TestDomain.TestImplementation1'.)"));
}
public void GetInstance_ImplementationIsRegisteredAsFactoryWithSingletonLifetime_DecoratedFactoryIsUsed()
{
TestImplementation1 expectedInstance = null;
var implementation = ServiceImplementationInfo.CreateSingle(() => expectedInstance = new TestImplementation1(), LifetimeKind.Singleton);
var decorator = new ServiceImplementationInfo(typeof(TestDecorator1), LifetimeKind.InstancePerDependency, RegistrationType.Decorator);
var serviceConfigurationEntry = new ServiceConfigurationEntry(typeof(ITestType), implementation, decorator);
var serviceLocator = CreateServiceLocator();
serviceLocator.Register(serviceConfigurationEntry);
var instance1 = serviceLocator.GetInstance(typeof(ITestType));
Assert.That(expectedInstance, Is.Not.Null);
Assert.That(((TestDecorator1)instance1).DecoratedObject, Is.SameAs(expectedInstance));
var instance2 = serviceLocator.GetInstance(typeof(ITestType));
Assert.That(instance1, Is.SameAs(instance2));
Assert.That(((TestDecorator1)instance1).DecoratedObject, Is.SameAs(((TestDecorator1)instance2).DecoratedObject));
}
