from calc import evaluate
from lexer import tokenize


def test_tokenize_handles_multi_digit():
    assert tokenize("12+7") == [12, "+", 7]


def test_precedence():
    assert evaluate("2+3*4") == 14
    assert evaluate("2*3+4") == 10


def test_division():
    assert evaluate("8/2") == 4
    assert evaluate("1+8/2") == 5