private void button2_Click(object sender, EventArgs e)
{
var cmd = new SubstractCommand(this.operationApi, Convert.ToInt32(this.textBox1.Text));
caculator.AddPressed(cmd);
textBox2.Text = operationApi.Result.ToString();
}
public void SubstractCommandPositiveTest()
{
int a = 10;
int b = 3;
Invoker invoker = new Invoker();
ReceiverCalculator receiverCalculator = new ReceiverCalculator(a, b);
SubstractCommand substractCommand = new SubstractCommand(receiverCalculator);
var expected = invoker.ExecuteCommand(substractCommand);
Assert.AreEqual(expected, 7);
}
public void Execute()
{
CommandBase command;
IReciever calculator = new Calculator(10, 5);
AddCommand accCommand = new AddCommand(calculator);
SubstractCommand subCommand = new SubstractCommand(calculator);
Multiply mulCommand = new Multiply(calculator);
command = accCommand;
Console.WriteLine(command.Execute());
command = subCommand;
Console.WriteLine(command.Execute());
command = mulCommand;
Console.WriteLine(command.Execute());
}
/// <summary>
/// This demo is about a simple calculator operatores
/// </summary>
public void Run()
{
Console.WriteLine("Initializing calculator...");
SimpleCalculator calculator = new SimpleCalculator(15, 3);
Thread.Sleep(500);
Console.WriteLine("Adding commands...");
var addCommand = new AddCommand(calculator);
var substractCommand = new SubstractCommand(calculator);
Thread.Sleep(500);
Invoker invoker = new Invoker();
invoker.SetCommand(addCommand);
Console.WriteLine("[AddCommand] Result is {0}", invoker.Execute());
invoker.SetCommand(substractCommand);
Console.WriteLine("[SubstractCommand] Result is {0}", invoker.Execute());
}
