public void ExpressionProcessor_WhenExpressionIsIncorrect_ShouldReturn_0(string expression)
{
// Arrange
// Act
var actual = sut.Calculate(expression);
// Assert
Assert.AreEqual(0, actual);
}
public static void Main()
{
var ep = new ExpressionProcessor();
ep.Variables.Add('x', 5);
System.Console.WriteLine(ep.Calculate("1"));
System.Console.WriteLine(ep.Calculate("1+2"));
System.Console.WriteLine(ep.Calculate("1+x"));
System.Console.WriteLine(ep.Calculate("1+xy"));
}
static void Main(string[] args)
{
var input = "1+23+c";
var p = new ExpressionProcessor();
p.Variables.Add('c', 6);
WriteLine(p.Calculate(input));
}
static void Main(string[] args)
{
var expression = "32+a-52+a";
var dict = new Dictionary <char, int>();
dict.Add('a', 2);
var lexer = new Lexer(expression, dict);
var tokens = lexer.Lex();
foreach (var token in tokens)
{
Console.WriteLine($"{token.Type}, {token.Value}");
}
var variables = new Dictionary <char, int>();
variables.Add('a', 2);
var processor = new ExpressionProcessor(variables);
Console.WriteLine($"The sum of {expression} is {processor.Calculate(expression)}");
}
