public void GetService_UnknownService_ReturnsNull()
{
var container = CreateContainer();
IDependencyResolver resolver = new LightInjectWebApiDependencyResolver(container);
var instance = resolver.GetService(typeof(IFoo));
Assert.IsNull(instance);
}
public void GetService_KnownService_ReturnsInstance()
{
var container = CreateContainer();
container.Register<IFoo, Foo>();
IDependencyResolver resolver = new LightInjectWebApiDependencyResolver(container);
var instance = resolver.GetService(typeof(IFoo));
Assert.IsInstanceOfType(instance, typeof(Foo));
}
public void GetServices_UnknownService_ReturnsEmptyEnumerable()
{
var container = CreateContainer();
container.Register<IBar, Bar>();
IDependencyResolver resolver = new LightInjectWebApiDependencyResolver(container);
var instances = resolver.GetServices(typeof(IFoo));
Assert.AreEqual(0, instances.Count());
}
public void GetServices_MultipleServices_ReturnsAllInstances()
{
var container = CreateContainer();
container.Register<IFoo, Foo>();
container.Register<IFoo, AnotherFoo>("AnotherFoo");
IDependencyResolver resolver = new LightInjectWebApiDependencyResolver(container);
var instances = resolver.GetServices(typeof(IFoo));
Assert.AreEqual(2, instances.Count());
}
public void GetServices_MultipleServicesFromScope_ReturnsAllInstances()
{
var container = CreateContainer();
container.Register<IFoo, Foo>(new PerScopeLifetime());
container.Register<IFoo, AnotherFoo>("AnotherFoo", new PerScopeLifetime());
IDependencyResolver resolver = new LightInjectWebApiDependencyResolver(container);
using (var scope = resolver.BeginScope())
{
var instances = scope.GetServices(typeof(IFoo));
Assert.AreEqual(2, instances.Count());
}
}
public void GetService_MultipleThreads_DoesNotThrowInvalidScopeException()
{
var container = CreateContainer();
container.Register<IFoo, Foo>(new PerScopeLifetime());
IDependencyResolver resolver = new LightInjectWebApiDependencyResolver(container);
ParallelInvoker.Invoke(10, () => GetFooWithinScope(resolver));
}