public void TouchedFileCausesRecomposition()
{
var ironpythonDir = "IronPythonCommands".AsNewDirectoryInfo();
@"
@export(IItemSource)
class StringItemSource(BasePythonItemSource):
def GetAllItems(self):
return [""Item 1"", ""Item 2"", ""Item 3""]
".WriteToFileInPath(ironpythonDir, "python.py");
var container = new CompositionContainer(new TypeCatalog(typeof(MockImporter)));
var commands = new IronPythonCommandsMefExport(container, new DebugLogger());
commands.CoreConfiguration = new CoreConfiguration("data".AsNewDirectoryInfo().FullName, ".");
commands.Configuration = new Configuration {
ScriptDirectories = new List <string> {
ironpythonDir.FullName
}
};
commands.Execute();
var importer = container.GetExportedValue <MockImporter>();
Assert.Equal(1, importer.ItemSources.Count());
var newCode = @"
@export(IItemSource)
class StringItemSource(BasePythonItemSource):
def GetAllItems(self):
return [""Item 1"", ""Item 2"", ""Item 3""]
@export(IItemSource)
class SecondStringItemSource(BasePythonItemSource):
def GetAllItems(self):
return [""Item 1"", ""Item 2"", ""Item 3""]
";
EventHelper.WaitForEvent(e => commands.RefreshedFiles += e,
e => commands.RefreshedFiles -= e,
() => newCode.WriteToFileInPath(ironpythonDir, "python.py"));
importer = container.GetExportedValue <MockImporter>();
Assert.Equal(2, importer.ItemSources.Count());
}