import json
import xml

import pytest

from grobid2json import *


def test_small_xml():

    with open('tests/files/small.xml', 'r') as f:
        tei_xml = f.read()
    with open('tests/files/small.json', 'r') as f:
        json_form = json.loads(f.read())

    assert teixml2json(tei_xml) == json_form


def test_invalid_xml():

    with pytest.raises(xml.etree.ElementTree.ParseError):
        teixml2json("this is not XML")
    with pytest.raises(ValueError):
        teixml2json("<xml></xml>")