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from difflib import unified_diff
from lxml import etree
from utils import ComparableDocument
import pytest
import random
@pytest.fixture
def static_reseed():
"""Static random seed fixture to test content that generates random ids."""
random.seed(42)
def pytest_assertrepr_compare(config, op, left, right):
if (isinstance(left, ComparableDocument)
and isinstance(right, ComparableDocument) and op == "=="):
left.post_compare_failed(right)
right.post_compare_failed(left)
if left.has_neq_partnames:
extra_right = [
item for item in right.partnames if item not in left.partnames]
extra_left = [
item for item in left.partnames if item not in right.partnames]
explanation = ['documents contain same parts']
if right.doc is None:
explanation.append('Right document is None')
if left.doc is None:
explanation.append('Left document is None')
if extra_left:
explanation.append('Left contains extra parts {}'.format(
', '.join(extra_left)))
if extra_right:
explanation.append('Right contains extra parts {}'.format(
', '.join(extra_right)))
return explanation
diffs = []
for lpart, rpart in left.neq_parts:
if not lpart.partname.endswith('.xml'):
diffs.append('Binary parts differ {}'.format(lpart.partname))
diffs.append('')
continue
doc = etree.fromstring(lpart.blob)
left_xml = etree.tounicode(doc, pretty_print=True)
doc = etree.fromstring(rpart.blob)
right_xml = etree.tounicode(doc, pretty_print=True)
diffs.extend(unified_diff(
left_xml.splitlines(),
right_xml.splitlines(),
fromfile=lpart.partname,
tofile=lpart.partname))
diffs.append('')
if diffs:
filenames = [p[0].partname for p in left.neq_parts]
diffs.insert(
0, 'document parts are equal. Not equal parts: {}'.format(
', '.join(filenames)))
return diffs
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