public void TestCalculator()
{
Assert.AreEqual(_calculator.Add(2, 2), 4);
_calculator.Reset();
Assert.AreEqual(_calculator.Add(2), 2);
Assert.AreEqual(_calculator.Subtract(2, 2), 0);
_calculator.Reset();
Assert.AreEqual(_calculator.Subtract(1), -1);
Assert.AreEqual(_calculator.Multiply(2, 2), 4);
_calculator.Reset();
Assert.AreEqual(_calculator.Multiply(5), 0);
Assert.AreEqual(_calculator.Divide(2, 2), 1);
_calculator.Reset();
Assert.AreEqual(_calculator.Divide(2), 0);
Assert.AreEqual(_calculator.Square(2), 4);
}
public void Reset_CalculatorHasPerformedOperationsBeforeReset_SetsCurrentValueToZero()
{
// Assemble
Calculator calculator = new Calculator();
calculator.Add(1);
calculator.Add(1);
calculator.Add(1);
var expected = 0;
// Act
calculator.Reset();
// Assert
Assert.AreEqual(expected, calculator.CurrentValue);
}
public void TestAdd2()
{
_calculator.Reset();
Assert.AreEqual(50, _calculator.Add(50));
}
