public void CanAddIntAndDecimal()
{
var firstNumber = 3;
var secondNumber = 5.5m;
var result = BasicMath.Addition(firstNumber, secondNumber);
Assert.AreEqual(result, 8.5m);
}
public void CanAddFloatAndDouble()
{
var firstNumber = 3.3f;
var secondNumber = 5.5;
var result = BasicMath.Addition(firstNumber, secondNumber);
Assert.AreEqual(result, 8.8);
}
public void CanAddIntegers()
{
var firstNumber = 3;
var secondNumber = 5;
var result = BasicMath.Addition(firstNumber, secondNumber);
Assert.AreEqual(result, 8);
}
protected void GetAddition()
{
// call the getNumbers method and pass
//it the min, max, and operator
GetNumbers(0, 100, "+");
//get the answer from the class
answer = m.Addition();
//store it in a session variable
Session["answer"] = answer;
}
private void BtnEquals_Click(object sender, EventArgs e)
{
/*depending on the last button to be clicked perform the correct operation
* and output the result to the user
*/
if (!(multiplyButtonClicked && minusButtonClicked &&
plusButtonClicked && divisionButtonClicked) && CheckForInput(tbResult.Text))
{
total = double.Parse(tbResult.Text);
}
if (!double.TryParse(tbResult.Text, out double lastInput))
{
return;
}
if (plusButtonClicked)
{
total = BasicMath.Addition(valueHolder, lastInput);
}
else if (minusButtonClicked)
{
total = BasicMath.Subtraction(valueHolder, lastInput);
}
else if (multiplyButtonClicked)
{
total = BasicMath.Multiplication(valueHolder, lastInput);
}
else if (divisionButtonClicked)
{
if (BasicMath.Division(valueHolder, lastInput, out double setTotal))
{
total = setTotal;
}
else
{
MessageBox.Show("Error: Cannot Divide By Zero");
return;
}
}
//print result
tbResult.Text = $"{total}";
//reset calculator
valueHolder = 0;
total = 0;
isTotal = true;
plusButtonClicked = minusButtonClicked = divisionButtonClicked = multiplyButtonClicked = false;
}
private void BtnPlus_Click(object sender, EventArgs e)
{
//if there is input in the textbox add input to valueHolder
if (CheckForInput(tbResult.Text))
{
valueHolder = BasicMath.Addition(valueHolder, double.Parse(tbResult.Text));
tbResult.Clear();
plusButtonClicked = true;
minusButtonClicked = false;
divisionButtonClicked = false;
multiplyButtonClicked = false;
}
else
{
MessageBox.Show("Please enter valid input");
}
}