/// <summary>
/// The entry point of the program, where the program control starts and ends.
/// </summary>
/// <param name="args">The command-line arguments.</param>
public static void Main(string[] args)
{
try
{
ParseTree myTree = new ParseTree("(- (/ 100 20) (* 5 3))");
Console.WriteLine(myTree.PrintTree());
Console.WriteLine(myTree.CountTree());
}
catch(UnexpectedSymbolException e)
{
Console.WriteLine("Incorrect input");
Console.WriteLine("Exception: " + e.Message);
}
catch(DivideByZeroException e)
{
Console.WriteLine(e.Message);
}
}
public void ThreeCalculationsPrintTreeTest()
{
ParseTree myTree = new ParseTree("(/ (* 10 5) (+ 2 3))");
Assert.AreEqual("(/ (* 10 5) (+ 2 3) ) ", myTree.PrintTree());
}
public void UnexpectedSymbolExceptionTest()
{
ParseTree myTree = new ParseTree("(/ y10 5)");
myTree.CountTree();
}
public void SimplePrintTreeTest()
{
ParseTree myTree = new ParseTree("(* 10 5)");
Assert.AreEqual("(* 10 5) ", myTree.PrintTree());
}
public void SimpleCountTreeTest()
{
ParseTree myTree = new ParseTree("(* 10 5)");
Assert.AreEqual(50, myTree.CountTree());
}
public void SevenCalculationsPrintTreeTest()
{
ParseTree myTree = new ParseTree("(- (* (- 12 2) (* 5 2)) (/ (* 10 5) (+ 2 3)))");
Assert.AreEqual("(- (* (- 12 2) (* 5 2) ) (/ (* 10 5) (+ 2 3) ) ) ", myTree.PrintTree());
}
public void DivideByZeroExceptionTest()
{
ParseTree myTree = new ParseTree("(/ 1 0)");
myTree.CountTree();
}
public void AnotherUnexpectedSymbolExceptionTest()
{
ParseTree myTree = new ParseTree("(- 10 5) (");
myTree.CountTree();
}