public void ShouldForwardResolveToInnerContainerWhenKeyIsUsed()
{
object myInstance = new object();
CompositionContainer compositionContainer = new CompositionContainer();
compositionContainer.ComposeExportedValue<object>("key", myInstance);
IServiceLocator containerAdapter = new MefServiceLocatorAdapter(compositionContainer);
Assert.AreSame(myInstance, containerAdapter.GetInstance(typeof(object), "key"));
}
public void ShouldForwardResolveToInnerContainerWhenKeyIsUsed()
{
object myInstance = new object();
ContainerConfiguration config = new ContainerConfiguration();
config.WithExport<object>(myInstance, "key");
MefServiceLocatorAdapter.CompositionContainer = config.CreateContainer();
IServiceLocator containerAdapter = new MefServiceLocatorAdapter();
Assert.AreSame(myInstance, containerAdapter.GetInstance(typeof(object), "key"));
}
public void ShouldThrowActivationExceptionWhenMoreThanOneInstanceAvailble()
{
object myInstance = new object();
object myInstance2 = new object();
CompositionContainer compositionContainer = new CompositionContainer();
compositionContainer.ComposeExportedValue<object>(myInstance);
compositionContainer.ComposeExportedValue<object>(myInstance2);
IServiceLocator containerAdapter = new MefServiceLocatorAdapter(compositionContainer);
try
{
containerAdapter.GetInstance(typeof (object));
Assert.Fail("Expected exception not thrown.");
}
catch(ActivationException ex)
{
Assert.AreEqual(typeof(InvalidOperationException), ex.InnerException.GetType());
Assert.IsTrue(ex.InnerException.Message.Contains("Sequence contains more than one element"));
}
}
public void ShouldThrowActivationExceptionWhenMoreThanOneInstanceAvailble()
{
object myInstance = new object();
object myInstance2 = new object();
ContainerConfiguration config = new ContainerConfiguration();
config.WithExport<object>(myInstance);
config.WithExport<object>(myInstance2);
MefServiceLocatorAdapter.CompositionContainer = config.CreateContainer();
IServiceLocator containerAdapter = new MefServiceLocatorAdapter();
Assert.ThrowsException<ActivationException>(() => containerAdapter.GetInstance(typeof(object)), "Sequence contains more than one element");
}
