public void TestGetPrecedenceForBinary()
{
var op = new SubtractOperator();
Assert.AreEqual(OperatorPrecedence.Subtract, op.GetPrecedence(new Token("1", 1)));
}
public void TestGetPrecedenceForUnary()
{
var op = new SubtractOperator();
Assert.AreEqual(OperatorPrecedence.UnaryMinus, op.GetPrecedence(null));
}