public void Calculate_factorial_for_current_number()
{
var sut = new RPNCalculator();
Tuple<IEnumerable<int>, int> result = null;
sut.Result += _ => result = _;
sut.Calculate(new Tuple<string, int>("!", 3));
Assert.AreEqual(new int[] {}, result.Item1);
Assert.AreEqual(6, result.Item2);
}
public void Calculate_factorial_for_current_number()
{
var sut = new RPNCalculator();
Tuple <IEnumerable <int>, int> result = null;
sut.Result += _ => result = _;
sut.Calculate(new Tuple <string, int>("!", 3));
Assert.AreEqual(new int[] {}, result.Item1);
Assert.AreEqual(6, result.Item2);
}
public void Add_number_to_single_value_stack()
{
var initialStack = new Stack<int>();
initialStack.Push(2);
var sut = new RPNCalculator(initialStack);
Tuple<IEnumerable<int>, int> result = null;
sut.Result += _ => result = _;
sut.Calculate(new Tuple<string, int>("+", 3));
Assert.AreEqual(new int[]{}, result.Item1);
Assert.AreEqual(5, result.Item2);
}
public void Add_number_to_single_value_stack()
{
var initialStack = new Stack <int>();
initialStack.Push(2);
var sut = new RPNCalculator(initialStack);
Tuple <IEnumerable <int>, int> result = null;
sut.Result += _ => result = _;
sut.Calculate(new Tuple <string, int>("+", 3));
Assert.AreEqual(new int[] {}, result.Item1);
Assert.AreEqual(5, result.Item2);
}
public void More_basic_operations(int leftOperand,
string op,
int number,
int calcResult)
{
var initialStack = new Stack <int>();
initialStack.Push(leftOperand);
var sut = new RPNCalculator(initialStack);
Tuple <IEnumerable <int>, int> result = null;
sut.Result += _ => result = _;
sut.Calculate(new Tuple <string, int>(op, number));
Assert.AreEqual(new int[] { }, result.Item1);
Assert.AreEqual(calcResult, result.Item2);
}
public void More_basic_operations(int leftOperand,
string op,
int number,
int calcResult)
{
var initialStack = new Stack<int>();
initialStack.Push(leftOperand);
var sut = new RPNCalculator(initialStack);
Tuple<IEnumerable<int>, int> result = null;
sut.Result += _ => result = _;
sut.Calculate(new Tuple<string, int>(op, number));
Assert.AreEqual(new int[] { }, result.Item1);
Assert.AreEqual(calcResult, result.Item2);
}
