warc2zim/tests/test_warc_to_zim.py

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from warc2zim.main import warc2zim
import tempfile
import shutil
import os
import pytest
import libzim.reader
from warcio import ArchiveIterator
WARCS = ['example-response.warc', 'example-resource.warc.gz', 'example-utf8.warc', 'netpreserve-twitter.warc']
@pytest.fixture(params=WARCS)
def filename(request):
return request.param
# ============================================================================
class TestWarc2Zim(object):
@classmethod
def setup_class(cls):
cls.root_dir = os.path.realpath(tempfile.mkdtemp())
cls.orig_cwd = os.getcwd()
os.chdir(cls.root_dir)
cls.test_data_dir = os.path.join(os.path.dirname(os.path.realpath(__file__)), 'data')
@classmethod
def teardown_class(cls):
os.chdir(cls.orig_cwd)
shutil.rmtree(cls.root_dir)
def test_warc_to_zim_specify_output(self):
zim_output = os.path.join(self.root_dir, 'zim-out-filename.zim')
warc2zim(['-v', os.path.join(self.test_data_dir, 'example-response.warc'), '-n', zim_output])
assert os.path.isfile(zim_output)
def test_warc_to_zim(self, filename):
warcfile = os.path.join(self.root_dir, filename)
# copy test WARCs to test dir to test different output scenarios
shutil.copy(os.path.join(self.test_data_dir, filename), warcfile)
warc2zim([warcfile])
zimfile, ext = os.path.splitext(warcfile)
zimfile += '.zim'
self.verify_warc_and_zim(warcfile, zimfile)
def verify_warc_and_zim(self, warcfile, zimfile):
assert os.path.isfile(warcfile)
assert os.path.isfile(zimfile)
# track to avoid checking duplicates, which are not written to ZIM
warc_urls = set()
zim_fh = libzim.reader.File(zimfile)
with open(warcfile, 'rb') as warc_fh:
for record in ArchiveIterator(warc_fh):
url = record.rec_headers['WARC-Target-URI']
if not url:
continue
if url in warc_urls:
continue
if record.rec_type not in (('response', 'resource')):
continue
headers = zim_fh.get_article('H/' + url)
payload = zim_fh.get_article('A/' + url)
assert payload.content.tobytes() == record.content_stream().read()
warc_urls.add(url)