static List <string> GetExcludedAssemblies(AssemblyScannerConfiguration configuration)
{
var property = typeof(AssemblyScannerConfiguration).GetProperty("ExcludedAssemblies",
BindingFlags.Instance | BindingFlags.NonPublic);
return((List <string>)property?.GetValue(configuration, null));
}
public void When_using_default_settings_all_messages_should_be_found()
{
var assemblyScannerConfig = new AssemblyScannerConfiguration();
var conventions = new Conventions();
conventions.Add(new DelegateMessageConvention()
{
IsCommandTypeConvention = t => t.Name.EndsWith("Command"),
IsMessageTypeConvention = t => t.Name.EndsWith("Message")
});
var types = TypesScanner.ScanMessageTypes(assemblyScannerConfig, conventions).ToList();
Assert.Contains(typeof(ACommand), types);
Assert.Contains(typeof(AMessage), types);
Assert.Contains(typeof(ThisIsAnExcludedCommand), types);
}
public static IEnumerable <Type> ScanMessageTypes(AssemblyScannerConfiguration coreScannerConfiguration, Conventions conventions)
{
var excludedTypes = GetExcludedTypes(coreScannerConfiguration).ToImmutableHashSet();
var excludedAssemblies = GetExcludedAssemblies(coreScannerConfiguration).ToImmutableHashSet();
var scanner = new InternalAssemblyScanner();
scanner.AddAssemblyFilter(fullPath => excludedAssemblies.Contains(Path.GetFileName(fullPath))
? InternalAssemblyScanner.FilterResults.Exclude
: InternalAssemblyScanner.FilterResults.Include);
var assemblies = scanner.Scan().ToList();
var messageTypes = assemblies.SelectMany(a => a.GetTypes())
.Where(t => !excludedTypes.Contains(t) && (conventions.IsCommandType(t) || conventions.IsMessageType(t)))
.ToList();
return(messageTypes);
}
public void When_excluding_types_types_from_assembly_should_not_be_found()
{
var assemblyScannerConfig = new AssemblyScannerConfiguration();
assemblyScannerConfig.ExcludeTypes(typeof(ThisIsAnExcludedCommand));
var conventions = new Conventions();
conventions.Add(new DelegateMessageConvention()
{
IsCommandTypeConvention = t => t.Name.EndsWith("Command"),
IsMessageTypeConvention = t => t.Name.EndsWith("Message")
});
var types = TypesScanner.ScanMessageTypes(assemblyScannerConfig, conventions).ToList();
Assert.Contains(typeof(ACommand), types);
Assert.Contains(typeof(AMessage), types);
Assert.False(types.Contains(typeof(ThisIsAnExcludedCommand)));
}
private void ExcludeMessageHandlers(AssemblyScannerConfiguration assemblyScanner)
{
var supportedMessageTypes = ConfigHelper.SupportedActionTypes;
if (supportedMessageTypes == MessageActionType.All)
{
return;
}
foreach (MessageActionType value in Enum.GetValues(typeof(MessageActionType)))
{
if (value == MessageActionType.All)
{
continue;
}
if ((supportedMessageTypes & value) != value)
{
if (GetMessageActionToHandlerMapping().ContainsKey(value))
{
assemblyScanner.ExcludeTypes(GetMessageActionToHandlerMapping()[value]);
}
}
}
}
