public void Expression1Test()
{
tree.CreateTree("- * / 15 - 7 + 1 1 3 + 2 + 1 1");
var result = tree.Calculate();
Assert.IsTrue(result == 5);
}
/// <summary>
/// Calculates an expression.
/// </summary>
public int Calculate(string expression)
{
this.expression = expression;
var parsing = new ParseTree(expression);
return(parsing.Calculate());
}
public void ThreeOperandsCalculateTest()
{
prefixExpression = "(* (+ 2 3) (+ 10 5))";
parser = new ParseTree(prefixExpression);
Assert.AreEqual(75, parser.Calculate());
}
public void ManyOnesCalculateTest()
{
prefixExpression = "(+ 1 (+ 1 (+ 1 1)))";
parser = new ParseTree(prefixExpression);
Assert.AreEqual(4, parser.Calculate());
}
public void SmallCalculateTest()
{
prefixExpression = "(* (- 5 6) 7)";
parser = new ParseTree(prefixExpression);
Assert.AreEqual(-7, parser.Calculate());
}
public void HWProjExampleCalculateTest()
{
prefixExpression = "(* (+ 1 1) 2)";
parser = new ParseTree(prefixExpression);
Assert.AreEqual(4, parser.Calculate());
}
public void SmokeCalculateTest()
{
prefixExpression = "(+ 1 1)";
parser = new ParseTree(prefixExpression);
Assert.AreEqual(2, parser.Calculate());
}
