public void ComplexExample()
{
Parser parser = new Parser("145.2/3+7-(8*45+22*(2-19))-88/8 + 17");
var parseTree = parser.Parse();
var calculator = new FormelParser.Visitors.CalculateVisitor();
parseTree.Accept(calculator);
Assert.AreEqual(75.4, calculator.Result);
var parenthizer = new FormelParser.Visitors.FullParenthesisVisitor();
parseTree.Accept(parenthizer);
Assert.AreEqual("(((((145.2/3)+7)-((8*45)+(22*(2-19))))-(88/8))+17)", parenthizer.Result);
}
public void SimpleAddition()
{
Parser parser = new Parser("1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20");
var parseTree = parser.Parse();
var calculator = new FormelParser.Visitors.CalculateVisitor();
parseTree.Accept(calculator);
Assert.AreEqual(210.0, calculator.Result);
}
public void SingleNumber()
{
Parser parser = new Parser("22");
var parseTree = parser.Parse();
var number = parseTree as NumberNode;
Assert.IsNotNull(number);
Assert.AreEqual(number.Number, 22.0);
var calculator = new FormelParser.Visitors.CalculateVisitor();
parseTree.Accept(calculator);
Assert.AreEqual(calculator.Result, 22.0);
var parenthizer = new FormelParser.Visitors.FullParenthesisVisitor();
parseTree.Accept(parenthizer);
Assert.AreEqual("22", parenthizer.Result);
}
public void SimpleSubstraction()
{
Parser parser = new Parser("100-1-2-3-4-5-6-7-8-9)");
var parseTree = parser.Parse();
var calculator = new FormelParser.Visitors.CalculateVisitor();
parseTree.Accept(calculator);
Assert.AreEqual(55.0, calculator.Result);
}
public void SimpleParse()
{
Parser parser = new Parser("5+17*22");
var parseTree = parser.Parse();
var calculator = new FormelParser.Visitors.CalculateVisitor();
parseTree.Accept(calculator);
Assert.AreEqual(calculator.Result, 379.0);
}
public void SimpleMultiplication()
{
Parser parser = new Parser("1*2*3*4*5*6*7");
var parseTree = parser.Parse();
var calculator = new FormelParser.Visitors.CalculateVisitor();
parseTree.Accept(calculator);
Assert.AreEqual(5040.0, calculator.Result);
}
public void SimpleDivision()
{
Parser parser = new Parser("(1/2)/(1/10)/2");
var parseTree = parser.Parse();
var calculator = new FormelParser.Visitors.CalculateVisitor();
parseTree.Accept(calculator);
Assert.AreEqual(2.5, calculator.Result);
}
