public void ComplexSubtractDivide()
{
Assert.AreEqual(8, SingleDigitOperandsAddSubMultDiv.Evaluate("8-4-9/3+7"));
}
public void ComplexDivideSubtract()
{
Assert.AreEqual(-2, SingleDigitOperandsAddSubMultDiv.Evaluate("8/4/2-9/3"));
}
public void ComplexAddMutiply()
{
Assert.AreEqual(23, SingleDigitOperandsAddSubMultDiv.Evaluate("4+3+2*5+6"));
}
public void SimpleDivide()
{
Assert.AreEqual(1, SingleDigitOperandsAddSubMultDiv.Evaluate("3/3"));
}
public void ComplexMultiplyAdd()
{
Assert.AreEqual(44, SingleDigitOperandsAddSubMultDiv.Evaluate("4*3*2+5*4"));
}
public void SimpleMultiply()
{
Assert.AreEqual(12, SingleDigitOperandsAddSubMultDiv.Evaluate("3*4"));
}
public void SimpleSubtract()
{
Assert.AreEqual(-1, SingleDigitOperandsAddSubMultDiv.Evaluate("3-4"));
}
public void SimpleAdd()
{
Assert.AreEqual(7, SingleDigitOperandsAddSubMultDiv.Evaluate("3+4"));
}
public void EmptyExpression()
{
Assert.AreEqual(0, SingleDigitOperandsAddSubMultDiv.Evaluate(string.Empty));
}
public void NullExpression()
{
Assert.AreEqual(0, SingleDigitOperandsAddSubMultDiv.Evaluate(null));
}