public void WhenActivationDelegateReturnsNull_ExceptionDescribesLimitType()
{
var target = new DelegateActivator(typeof(string), (c, p) => null);
var ex = Assert.Throws<DependencyResolutionException>(
() => target.ActivateInstance(new ContainerBuilder().Build(), Enumerable.Empty<Parameter>()));
Assert.That(ex.Message.Contains(typeof(string).ToString()));
}
public void ActivateInstance_ReturnsResultOfInvokingSuppliedDelegate()
{
var instance = new object();
var target =
new DelegateActivator(typeof(object), (c, p) => instance);
Assert.AreSame(instance, target.ActivateInstance(new ContainerBuilder().Build(), Enumerable.Empty<Parameter>()));
}
