public void CalculateCurrentAnswerDivideByZeroTest()
{
double currentAnswer = 123.4;
string currentInput = "0";
string previousOperator = "/";
CalcFunctions.CalculateCurrentAnswer(currentAnswer, currentInput, previousOperator);
}
public void CalculateCurrentAnswerSyntaxErrorTest()
{
double currentAnswer = 123.4;
string currentInput = "1,54,";
string previousOperator = "+";
CalcFunctions.CalculateCurrentAnswer(currentAnswer, currentInput, previousOperator);
}
public void CalculateCurrentAnswerTest()
{
double currentAnswer = 123.4;
string currentInput = "1";
string previousOperator = "+";
currentAnswer = CalcFunctions.CalculateCurrentAnswer(currentAnswer, currentInput, previousOperator).Item2;
Assert.AreEqual(124.4, currentAnswer);
currentInput = "1,4";
previousOperator = "-";
currentAnswer = CalcFunctions.CalculateCurrentAnswer(currentAnswer, currentInput, previousOperator).Item2;
Assert.AreEqual(123, currentAnswer);
currentInput = "2";
previousOperator = "*";
currentAnswer = CalcFunctions.CalculateCurrentAnswer(currentAnswer, currentInput, previousOperator).Item2;
Assert.AreEqual(246, currentAnswer);
currentInput = "2";
previousOperator = "/";
currentAnswer = CalcFunctions.CalculateCurrentAnswer(currentAnswer, currentInput, previousOperator).Item2;
Assert.AreEqual(123, currentAnswer);
}