public void SingleDigitNumber()
{
// Arrange
MathObject objToTest = new MathObject(2);
// Act
string result = objToTest.ToString();
// Assert
Assert.AreEqual("2", result);
}
public void ConvertsMathSymbolEnumToString()
{
// Arrange
MathObject objToTest = new MathObject(Operator.Multiply);
// Act
string result = objToTest.ToString();
// Assert
Assert.AreEqual("*", result);
}