public void Execute(string commandName, params string[] parameters)
{
var command = DrawingCommandFactory.CreateCommand(commandName, _canvas);
command.Draw(parameters);
if (commandName == CommandNames.CANVAS)
{
_canvas = ((CanvasDrawingCommand)command).Canvas;
}
_drawingRender.Render(_canvas);
}
public void ShouldCreateBucketFillCommand()
{
var command = DrawingCommandFactory.CreateCommand(CommandNames.BUCKET_FILL, new Drawing.Canvas(1, 2));
Assert.IsInstanceOf <BucketFillDrawingCommand>(command);
}
public void ShouldThrowExceptionWhenCreateBucketFillCommandWithoutCanvas()
{
Assert.That(() => {
DrawingCommandFactory.CreateCommand(CommandNames.BUCKET_FILL);
}, Throws.InstanceOf <ArgumentException>());
}
public void ShouldThrowExceptionWhenCreateDrawRetangleCommandWithoutCanvas()
{
Assert.That(() => {
DrawingCommandFactory.CreateCommand(CommandNames.RECTANGLE);
}, Throws.InstanceOf <ArgumentException>());
}
public void ShouldCreateDrawRetangleCommand()
{
var command = DrawingCommandFactory.CreateCommand(CommandNames.RECTANGLE, new Drawing.Canvas(1, 2));
Assert.IsInstanceOf <RectangleDrawingCommand>(command);
}
public void ShouldCreateDrawLineCommand()
{
var command = DrawingCommandFactory.CreateCommand(CommandNames.LINE, new Drawing.Canvas(1, 2));
Assert.IsInstanceOf <LineDrawingCommand>(command);
}
public void ShouldCreateDrawCanvasCommand()
{
var command = DrawingCommandFactory.CreateCommand(CommandNames.CANVAS);
Assert.IsInstanceOf <CanvasDrawingCommand>(command);
}
public void ShouldThrowExceptionWhenCommandNameNotExists()
{
Assert.That(() => {
DrawingCommandFactory.CreateCommand("invalid command");
}, Throws.InstanceOf <NotSupportedException>());
}
