public void Scan_SampleAssemblyWithCompositionRoot_CallsComposeMethodOnce()
{
var containerMock = new ContainerMock(new MockContext<IServiceContainer>());
var assemblyScanner = new AssemblyScanner(new ConcreteTypeExtractor(), new CompositionRootTypeExtractor(), new CompositionRootExecutor(containerMock));
SampleCompositionRoot.CallCount = 0;
assemblyScanner.Scan(typeof(SampleCompositionRoot).Assembly, containerMock);
Assert.AreEqual(1, SampleCompositionRoot.CallCount);
}
public void Execute_CompositionRootType_IsCreatedAndExecuted()
{
CompositionRootMock compositionRootMock = new CompositionRootMock();
var serviceContainerMock = new ContainerMock();
var executor = new CompositionRootExecutor(serviceContainerMock, (t) => compositionRootMock);
executor.Execute(typeof(CompositionRootMock));
compositionRootMock.Assert(c => c.Compose(The<IServiceContainer>.IsAnyValue), Invoked.Once);
}
public void ScanUsingPredicate_SampleAssemblyWithCompositionRoot_DoesNotCallCompositionRoot()
{
var containerMock = new ContainerMock(new MockContext<IServiceContainer>());
var assemblyScanner = new AssemblyScanner(new ConcreteTypeExtractor(), new CompositionRootTypeExtractor(), new CompositionRootExecutor(containerMock));
SampleCompositionRoot.CallCount = 0;
assemblyScanner.Scan(typeof(SampleCompositionRoot).Assembly, containerMock,() => null, (s, t) => true);
Assert.AreEqual(0, SampleCompositionRoot.CallCount);
}
private MockContext<IServiceContainer> GetContainerMock(Func<ILifetime> lifetimeFactory, Func<Type, Type, bool> shouldRegister)
{
var mockContext = new MockContext<IServiceContainer>();
var containerMock = new ContainerMock(mockContext);
var assemblyScanner = new AssemblyScanner(new ConcreteTypeExtractor(), new CompositionRootTypeExtractor(), new CompositionRootExecutor(containerMock));
assemblyScanner.Scan(typeof(IFoo).Assembly, containerMock, lifetimeFactory, shouldRegister);
return mockContext;
}
public void Execute_CompositionRootType_IsCreatedAndExecutedOnlyOnce()
{
SampleCompositionRoot.CallCount = 0;
var serviceContainerMock = new ContainerMock(new MockContext<IServiceContainer>());
var executor = new CompositionRootExecutor(serviceContainerMock);
executor.Execute(typeof(SampleCompositionRoot));
executor.Execute(typeof(SampleCompositionRoot));
Assert.AreEqual(1, SampleCompositionRoot.CallCount);
}
public void GetInstanceThrowsActivationExceptionWhenComponentNotFound()
{
var container = new ContainerMock();
var adapter = new CommonServiceLocatorAdapter(container);
container.AddExpectation("Resolve", () =>
{
throw new ServiceNotFoundException(typeof(IService));
});
Assert.Throws<ActivationException>(() => adapter.GetInstance<IService>());
}
private MockContext<IServiceContainer> GetContainerMock(Func<ILifetime> lifetimeFactory, Func<Type, Type, bool> shouldRegister)
{
var containerMock = new ContainerMock();
var compositionRootMock = new CompositionRootMock();
var compositionRootTypeExtractorMock = new TypeExtractorMock();
compositionRootTypeExtractorMock.Arrange(c => c.Execute(The<Assembly>.IsAnyValue)).Returns(Type.EmptyTypes);
var assemblyScanner = new AssemblyScanner(new ConcreteTypeExtractor(), compositionRootTypeExtractorMock, new CompositionRootExecutor(containerMock,t => compositionRootMock));
assemblyScanner.Scan(typeof(IFoo).Assembly, containerMock, lifetimeFactory, shouldRegister);
return containerMock;
}
public void GetInstanceTranslatesToResolveOnContainer()
{
var container = new ContainerMock();
var weakResolveWasCalled = false;
container.AddExpectation("Resolve", () =>
{
weakResolveWasCalled = true;
return new ClassWithNoDependencies();
});
var adapter = new CommonServiceLocatorAdapter(container);
adapter.GetInstance<IService>();
Assert.True(weakResolveWasCalled);
}
public void BadModuleThrowsException()
{
var catalog = new ModuleCatalog();
catalog.AddModule<BadModule>();
var containerMock = ContainerMock.CreateMock();
var initializer = new ModuleInitializer(containerMock.Object);
var manager = new ModuleManager(initializer, catalog);
manager.LoadModuleCompleted += OnModuleLoaded;
void OnModuleLoaded(object sender, LoadModuleCompletedEventArgs args)
{
Assert.Equal(nameof(BadModule), args.ModuleInfo.ModuleName);
Assert.NotNull(args.Error);
Assert.Equal(nameof(BadModule.RegisterTypes), args.Error.Message);
manager.LoadModuleCompleted -= OnModuleLoaded;
}
var ex = Record.Exception(() => manager.LoadModule(nameof(BadModule)));
}
public void ScanUsingPredicate_SampleAssemblyWithCompositionRoot_DoesNotCallCompositionRoot()
{
var compositionRootMock = new CompositionRootMock();
var containerMock = new ContainerMock();
var assemblyScanner = new AssemblyScanner(new ConcreteTypeExtractor(),
new CompositionRootTypeExtractor(new CompositionRootAttributeExtractor()),
new CompositionRootExecutor(containerMock, t => compositionRootMock));
assemblyScanner.Scan(typeof(AssemblyScannerTests).Assembly, containerMock, () => null, (s, t) => true);
compositionRootMock.Assert(c => c.Compose(containerMock), Invoked.Never);
}
public void Scan_SampleAssemblyWithCompositionRoot_CallsComposeMethodOnce()
{
var compositionRootMock = new CompositionRootMock();
var containerMock = new ContainerMock();
var compositionRootExtractorMock = new TypeExtractorMock();
compositionRootExtractorMock.Arrange(c => c.Execute(The<Assembly>.IsAnyValue)).Returns(new []{typeof(CompositionRootMock)});
var assemblyScanner = new AssemblyScanner(new ConcreteTypeExtractor(),
compositionRootExtractorMock,
new CompositionRootExecutor(containerMock, t => compositionRootMock));
assemblyScanner.Scan(typeof(AssemblyScannerTests).Assembly, containerMock);
compositionRootMock.Assert(c => c.Compose(containerMock), Invoked.Once);
}
public void Register_Assembly_RegistersConcreteTypeWithBaseclass()
{
var mockContext = new MockContext<IServiceContainer>();
var containerMock = new ContainerMock(mockContext);
AssemblyScanner assemblyScanner = new AssemblyScanner(new ConcreteTypeExtractor(), new CompositionRootTypeExtractor(), new CompositionRootExecutor(containerMock));
assemblyScanner.Scan(typeof(IFoo).Assembly, containerMock, () => null, (s,t) => true);
mockContext.Assert(r => r.Register(typeof(Foo), typeof(ConcreteFooWithBaseClass), "ConcreteFooWithBaseClass", null));
}
private MockContext<IServiceContainer> GetContainerMock(Type type)
{
var compositionRootExtractorMock = new TypeExtractorMock();
compositionRootExtractorMock.Arrange(c => c.Execute(The<Assembly>.IsAnyValue)).Returns(Type.EmptyTypes);
var concreteTypeExtractorMock = new TypeExtractorMock();
concreteTypeExtractorMock.Arrange(c => c.Execute(The<Assembly>.IsAnyValue)).Returns(new Type[] { type });
var scanner = new AssemblyScanner(concreteTypeExtractorMock, compositionRootExtractorMock, null,
new GenericArgumentMapper());
var containerMock = new ContainerMock();
scanner.Scan(typeof(IFoo).Assembly, containerMock, () => null, (st, ip) => true);
return containerMock;
}
