public void GetTokens()
{
List <MathToken> tokens = _lexer.GetTokens("2 + 2");
Assert.AreEqual(3, tokens.Count);
Assert.AreEqual("2", tokens[0].Token);
Assert.AreEqual("+", tokens[1].Token);
Assert.AreEqual("2", tokens[2].Token);
}
public void GetMaxPrecedence()
{
List <MathToken> tokens = _lexer.GetTokens("3 + 3 * 2");
MathToken token = _precedence.GetMaxPrecedence(tokens);
MathOperator op = OperatorFactory.Create(token.Token);
Assert.AreEqual(op.Token, "*");
}