public void TestValidCommandsMapping()
{
Assert.AreEqual(InputPatternsAndCommandHandlersMap.GetCommandHandler(AppConstants.CREATE_CANVAS_COMMAND_PATTERN).GetType(), typeof(CreateCanvasCommandHandler));
Assert.AreEqual(InputPatternsAndCommandHandlersMap.GetCommandHandler(AppConstants.DRAW_LINE_COMMAND_PATTERN).GetType(), typeof(DrawLineCommandHandler));
Assert.AreEqual(InputPatternsAndCommandHandlersMap.GetCommandHandler(AppConstants.DRAW_RECTANGLE_COMMAND_PATTERN).GetType(), typeof(DrawRectangleCommandHandler));
Assert.AreEqual(InputPatternsAndCommandHandlersMap.GetCommandHandler(AppConstants.FILL_CONNECTED_AREA_COMMAND_PATTERN).GetType(), typeof(FillConnectedAreaCommandHandler));
Assert.AreEqual(InputPatternsAndCommandHandlersMap.GetCommandHandler(AppConstants.HELP_COMMAND_PATTERN).GetType(), typeof(HelpCommandHandler));
Assert.AreEqual(InputPatternsAndCommandHandlersMap.GetCommandHandler(AppConstants.QUIT_COMMAND_PATTERN).GetType(), typeof(QuitCommandHandler));
}
public void ParseAndProcessData(string line)
{
line = Regex.Replace(line, @"\s+", " ");
//TODO:Can add all patterns of statement in a list and
//loop through to find match instead of following
foreach (var pattern in InputPatternsAndCommandHandlersMap.GetinputPatterns())
{
if (Regex.IsMatch(line, pattern, RegexOptions.IgnoreCase))
{
var handler = InputPatternsAndCommandHandlersMap.GetCommandHandler(pattern);
handler.ProcessCommand(line);
return;
}
}
throw new InvalidCommandException();
}
public void TestInValidCommandsMapping()
{
Assert.Throws <InvalidCommandException>(() => InputPatternsAndCommandHandlersMap.GetCommandHandler("invalid command"));
}
public void InputPatternsAndCommandHandlersMapTestSetup()
{
commandPatterns = InputPatternsAndCommandHandlersMap.GetinputPatterns();
}
