public void CreateBackend_ForCompiler()
{
var backendFactory = new BackendFactory(Mock.Of <IMessageHandler>(), Mock.Of <ITimeProvider>());
var backend = backendFactory.CreateBackend("compile");
backend.Should().BeOfType(typeof(CodeGenerator));
}
public void CreateBackend_ForExecute()
{
var backendFactory = new BackendFactory(Mock.Of <IMessageHandler>(), Mock.Of <ITimeProvider>());
var backend = backendFactory.CreateBackend("execute");
backend.Should().BeOfType(typeof(Executor));
}
static void Main(string[] args)
{
var result = Parser.Default.ParseArguments <Options>(args);
result.WithParsed(o =>
{
try
{
var source = new Source(new StreamReader(o.SourceFilePath));
source.AddMessageListener(new SourceMessageListener());
var parser = FrontendFactory.CreateParser("pascal", "top-down", source);
parser.AddMessageListener(new ParserMessageListener());
var backend = BackendFactory.CreateBackend(o.Operation);
backend.AddMessageListener(new BackendMessageListener());
parser.Parse();
source.Close();
var iCode = parser.IntermediateCode;
var symTab = parser.SymbolTable;
backend.Process(iCode, symTab);
}
catch (Exception e)
{
Console.WriteLine(e);
}
});
}
public void CreateBackend_ThrowsExceptionForUnknownOperation()
{
var backendFactory = new BackendFactory(Mock.Of <IMessageHandler>(), Mock.Of <ITimeProvider>());
backendFactory.CreateBackend("unknown");
}
