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import os
import json
from nose.tools import raises, assert_equal
import warnings
from requirements import parse
REQFILE_DIR = os.path.join(os.path.dirname(__file__), 'reqfiles')
def listify(iterable):
out = []
for item in iterable:
if isinstance(item, dict):
for key, value in item.items():
if isinstance(item[key], (tuple, list)):
if key in ('extras', 'specs'):
# enforce predictability
item[key] = sorted(listify(value))
else:
item[key] = listify(value)
elif isinstance(item, (tuple, list)):
item = listify(item)
out.append(item)
return out
def test_requirement_files():
for fn in os.listdir(REQFILE_DIR):
def fancy(f):
f.description = "%s.%s: %s" % (f.__module__, f.__name__, fn)
return f
@fancy
@raises(ValueError)
def check_fail(s):
with warnings.catch_warnings():
warnings.simplefilter("ignore")
list([dict(r) for r in parse(s)])
@fancy
def check(s, expected):
with warnings.catch_warnings():
warnings.simplefilter("ignore")
assert_equal(listify(dict(r) for r in parse(s)), expected)
fp = os.path.join(REQFILE_DIR, fn)
# skip ".expected" files
if not os.path.isfile(fp) or not fp.endswith('.txt'):
continue
if 'fail' in fn:
yield check_fail, open(fp)
else:
with open(fp[:-4] + '.expected', 'r') as f2:
expected = json.loads(f2.read())
yield check, open(fp), expected
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