public void EvaluateTest2()
{
FunctionEval fe = new FunctionEval();
String s1 = "5*x^0";
double result = fe.Evaluate(s1, 5);
Assert.AreEqual(5, result);
}
public void EvaluateTest4()
{
FunctionEval fe = new FunctionEval();
String s1 = "2*3+7-1*1";
double result = fe.Evaluate(s1);
Assert.AreEqual(2 * 3 + 7 - 1 * 1, result);
}
public void EvaluateTest1()
{
FunctionEval fe = new FunctionEval();
String s1 = "2*3*x^0";
double result = fe.Evaluate(s1, 3);
Assert.AreEqual(6, result);
}