public void CreateLogger_WithConfiguredLogWriter_LogEntryIsForwardedToConfiguredLogWriter()
{
/* Create a mocked logwriter */
LogWriter mockedLogWriter = MockRepository.GenerateMock <LogWriter>();
/* Build up the EnterpriseLibraryContainer using Unity for the IoC */
IUnityContainer container = new UnityContainer();
container.RegisterInstance <LogWriter>("logwriter", mockedLogWriter); /* Any name will do */
UnityContainerConfigurator configurator = new UnityContainerConfigurator(container);
IConfigurationSource configSource = new DictionaryConfigurationSource();
EnterpriseLibraryContainer.ConfigureContainer(configurator, configSource);
IServiceLocator locator = new UnityServiceLocator(container);
EnterpriseLibraryContainer.Current = locator;
/* Call the test subject */
Logger result = LogManager.CreateLogger();
/* Make sure the returned logger is not null... */
Assert.IsNotNull(result);
/* ...and that the returned logger is working with the configured LogWriter */
LogEntry entry = new LogEntry("message", "category", 1, 1000, System.Diagnostics.TraceEventType.Information, "title", null);
result.Log(entry);
mockedLogWriter.AssertWasCalled(lw => lw.Write(Arg.Is(entry)));
}