public void ConstantEnsureICanAddConstantToDictionary()
{
Constant constant = new Constant();
constant.AddConstant('x', 5);
int result;
constant.constant_dictionary.TryGetValue('x', out result);
Assert.AreEqual(5, result);
}
public void EvaluateInputConstantMultiply()
{
string input = "a*8";
Constant constant = new Constant();
constant.AddConstant('a', 1);
Evaluate newSession = new Evaluate();
Assert.AreEqual(5, newSession.EvaluateInput(input, constant));
}
public void EvaluateInputConstantSubtract()
{
string input = "a-8";
Constant constant = new Constant();
constant.AddConstant('a', 7);
Evaluate newSession = new Evaluate();
Assert.AreEqual(2, newSession.EvaluateInput(input, constant));
}
public void EvaluateInputConstantDivision()
{
string input = "a/5";
Constant constant = new Constant();
constant.AddConstant('a', 10);
Evaluate newSession = new Evaluate();
Assert.AreEqual(2, newSession.EvaluateInput(input, constant));
}
public void EvaluateInputConstantModulo()
{
string input = "a%5";
Constant constant = new Constant();
constant.AddConstant('a', 11);
Evaluate newSession = new Evaluate();
Assert.AreEqual(1, newSession.EvaluateInput(input, constant));
}
public void EvaluateInputWorksForConstantAddition()
{
string input = "a+5";
Constant constant = new Constant();
constant.AddConstant('a', 1);
Evaluate newSession = new Evaluate();
Assert.AreEqual(6, newSession.EvaluateInput(input, constant));
}
public void AddWorksWithConstantsBackwards()
{
string mock_input = "22 + a";
Parser parse = new Parser();
int toBeKey = int.Parse(parse.GetFirst(mock_input));
char toBeKeyValue = char.Parse(parse.GetSecond(mock_input));
Constant constant = new Constant();
constant.AddConstant(toBeKeyValue, 1);
Add items = new Add();
Assert.AreEqual(23, items.AddConstants(mock_input, constant));
}
public void MultiplyWorksWithConstants()
{
string mock_input = "a * 2";
Parser parse = new Parser();
char toBeKey = char.Parse(parse.GetFirst(mock_input));
int toBeKeyValue = int.Parse(parse.GetSecond(mock_input));
Constant constant = new Constant();
constant.AddConstant(toBeKey, 1);
Multiply items = new Multiply();
Assert.AreEqual(2, items.MultiplyConstants(mock_input, constant));
}
public void ModuloWorksWithConstants()
{
string mock_input = "a % 2";
Parser parse = new Parser();
char toBeKey = char.Parse(parse.GetFirst(mock_input));
int toBeKeyValue = int.Parse(parse.GetSecond(mock_input));
Constant constant = new Constant();
constant.AddConstant(toBeKey, 5);
Modulo items = new Modulo();
Assert.AreEqual(1, items.ModuloConstants(mock_input, constant));
}
public void DivideWorksWithConstants()
{
string mock_input = "a / 2";
Parser parse = new Parser();
char toBeKey = char.Parse(parse.GetFirst(mock_input));
int toBeKeyValue = int.Parse(parse.GetSecond(mock_input));
Constant constant = new Constant();
constant.AddConstant(toBeKey, 2);
Divide items = new Divide();
Assert.AreEqual(1, items.DivideConstants(mock_input, constant));
}
public void SubtractWorksWithConstants()
{
string mock_input = "a - 2";
Parser parse = new Parser();
char toBeKey = char.Parse(parse.GetFirst(mock_input));
int toBeKeyValue = int.Parse(parse.GetSecond(mock_input));
Constant constant = new Constant();
constant.AddConstant(toBeKey, 1);
Subtract items = new Subtract();
Assert.AreEqual(-1, items.SubtractConstants(mock_input, constant));
}
static void Main(string[] args)
{
int count = 0;
Parser parse = new Parser();
Constant constant = new Constant();
Evaluate evaluate_input = new Evaluate();
Char result1;
Char result2;
int result3;
int result4;
while (true)
{
Console.Write("[{0}]", count);
string input = Console.ReadLine();
if (input.ToLower() == "exit" || input.ToLower() == "quit")
{
break;
}
bool testIfFirstIsChar = Char.TryParse(parse.GetFirst(input), out result1);
bool testIfSecondIsChar = Char.TryParse(parse.GetSecond(input), out result2);
bool testIfFirstIsNum = int.TryParse(parse.GetFirst(input), out result3);
bool testIfSecondIsNum = int.TryParse(parse.GetSecond(input), out result4);
if (input.Length == 1)
{
Console.WriteLine(" = {0} is {1}", input, constant.GetConstant(char.Parse(input)));
}
else if (testIfFirstIsChar && !testIfFirstIsNum && parse.GetOperator(input) == '=')
{
constant.AddConstant(result1, result4);
Console.WriteLine("= '{0}' is '{1}' ", result1, result4);
}
else if (testIfFirstIsChar && !testIfFirstIsNum && testIfSecondIsNum || testIfSecondIsChar && !testIfSecondIsNum && testIfFirstIsNum || !testIfFirstIsNum && !testIfSecondIsNum)
{
Console.WriteLine("= {0}", evaluate_input.EvaluateInput(input, constant));
}
else if (testIfFirstIsNum && testIfSecondIsNum)
{
Console.WriteLine("= {0}", evaluate_input.EvaluateInput(input));
}
count++;
}
}
public void ConstantEnsureICanRetrieveFromDictionary()
{
Constant constant = new Constant();
constant.AddConstant('x', 5);
Assert.AreEqual(5, constant.GetConstant('x'));
}