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); }