openstack
/
os-testr
Code Issues Proposed changes

Just changed the opening of the file

Browse Source 
Previous code worked fine in python 2.7 but generated
"ResourceWarning: Unclosed file" in python 3.4+
Does not change the funtionality of the code at all.
Also updated the unit tests to work with the new code.

Change-Id: If98df5c4905f4b5a22602ba19224f9368fc8129f
changes/97/494697/7
Divyansh Acharya 6 years ago
parent cdda299fa9
commit 8ca44080d7
2 changed files with 127 additions and 123 deletions
Show Stats Download Patch File Download Diff File

53
os_testr/regex_builder.py
Unescape View File

@ -61,12 +61,13 @@ def path_to_regex(path):
def get_regex_from_whitelist_file(file_path):
lines = []
for line in open(file_path).read().splitlines():
split_line = line.strip().split('#')
# Before the # is the regex
line_regex = split_line[0].strip()
if line_regex:
lines.append(line_regex)
with open(file_path) as white_file:
for line in white_file.read().splitlines():
split_line = line.strip().split('#')
# Before the # is the regex
line_regex = split_line[0].strip()
if line_regex:
lines.append(line_regex)
return '|'.join(lines)
@ -75,27 +76,27 @@ def construct_regex(blacklist_file, whitelist_file, regex, print_exclude):
if not blacklist_file:
exclude_regex = ''
else:
black_file = open(blacklist_file, 'r')
exclude_regex = ''
for line in black_file:
raw_line = line.strip()
split_line = raw_line.split('#')
# Before the # is the regex
line_regex = split_line[0].strip()
if len(split_line) > 1:
# After the # is a comment
comment = split_line[1].strip()
else:
comment = ''
if line_regex:
if print_exclude:
print_skips(line_regex, comment)
if exclude_regex:
exclude_regex = '|'.join([line_regex, exclude_regex])
with open(blacklist_file, 'r') as black_file:
exclude_regex = ''
for line in black_file:
raw_line = line.strip()
split_line = raw_line.split('#')
# Before the # is the regex
line_regex = split_line[0].strip()
if len(split_line) > 1:
# After the # is a comment
comment = split_line[1].strip()
else:
exclude_regex = line_regex
if exclude_regex:
exclude_regex = "^((?!" + exclude_regex + ").)*$"
comment = ''
if line_regex:
if print_exclude:
print_skips(line_regex, comment)
if exclude_regex:
exclude_regex = '|'.join([line_regex, exclude_regex])
else:
exclude_regex = line_regex
if exclude_regex:
exclude_regex = "^((?!" + exclude_regex + ").)*$"
if regex:
exclude_regex += regex
if whitelist_file:

197
os_testr/tests/test_regex_builder.py
Unescape View File

@ -12,10 +12,9 @@
# License for the specific language governing permissions and limitations
# under the License.
import io
import mock
import six
from os_testr import regex_builder as os_testr
from os_testr.tests import base
@ -35,82 +34,85 @@ class TestConstructRegex(base.TestCase):
self.assertEqual(result, 'fake_regex')
def test_blacklist_regex_with_comments(self):
blacklist_file = six.StringIO()
for i in range(4):
blacklist_file.write('fake_regex_%s # A Comment\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None, None, False)
self.assertEqual(
result,
"^((?!fake_regex_3|fake_regex_2|fake_regex_1|fake_regex_0).)*$")
with io.StringIO() as blacklist_file:
for i in range(4):
blacklist_file.write(u'fake_regex_%s # A Comment\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex(
'fake_path', None, None, False)
self.assertEqual(result, "^((?!fake_regex_3|fake_regex_2|"
"fake_regex_1|fake_regex_0).)*$")
def test_whitelist_regex_with_comments(self):
whitelist_file = six.StringIO()
for i in range(4):
whitelist_file.write('fake_regex_%s # A Comment\n' % i)
whitelist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=whitelist_file):
result = os_testr.construct_regex(None, 'fake_path', None, False)
self.assertEqual(
result,
"fake_regex_0|fake_regex_1|fake_regex_2|fake_regex_3")
with io.StringIO() as whitelist_file:
for i in range(4):
whitelist_file.write(u'fake_regex_%s # A Comment\n' % i)
whitelist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=whitelist_file):
result = os_testr.construct_regex(
None, 'fake_path', None, False)
self.assertEqual(
result,
"fake_regex_0|fake_regex_1|fake_regex_2|fake_regex_3")
def test_blacklist_regex_without_comments(self):
blacklist_file = six.StringIO()
for i in range(4):
blacklist_file.write('fake_regex_%s\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None, None, False)
self.assertEqual(
result,
"^((?!fake_regex_3|fake_regex_2|fake_regex_1|fake_regex_0).)*$")
with io.StringIO() as blacklist_file:
for i in range(4):
blacklist_file.write(u'fake_regex_%s\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex(
'fake_path', None, None, False)
self.assertEqual(result, "^((?!fake_regex_3|fake_regex_2|"
"fake_regex_1|fake_regex_0).)*$")
def test_blacklist_regex_with_comments_and_regex(self):
blacklist_file = six.StringIO()
for i in range(4):
blacklist_file.write('fake_regex_%s # Comments\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
'fake_regex', False)
expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
"fake_regex_0).)*$fake_regex")
self.assertEqual(result, expected_regex)
with io.StringIO() as blacklist_file:
for i in range(4):
blacklist_file.write(u'fake_regex_%s # Comments\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
'fake_regex', False)
expected_regex = (
"^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
"fake_regex_0).)*$fake_regex")
self.assertEqual(result, expected_regex)
def test_blacklist_regex_without_comments_and_regex(self):
blacklist_file = six.StringIO()
for i in range(4):
blacklist_file.write('fake_regex_%s\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
'fake_regex', False)
expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
"fake_regex_0).)*$fake_regex")
self.assertEqual(result, expected_regex)
with io.StringIO() as blacklist_file:
for i in range(4):
blacklist_file.write(u'fake_regex_%s\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
'fake_regex', False)
expected_regex = (
"^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
"fake_regex_0).)*$fake_regex")
self.assertEqual(result, expected_regex)
@mock.patch.object(os_testr, 'print_skips')
def test_blacklist_regex_with_comment_print_skips(self, print_mock):
blacklist_file = six.StringIO()
for i in range(4):
blacklist_file.write('fake_regex_%s # Comment\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
None, True)
expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
"fake_regex_0).)*$")
with io.StringIO() as blacklist_file:
for i in range(4):
blacklist_file.write(u'fake_regex_%s # Comment\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
None, True)
expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
"fake_regex_0).)*$")
self.assertEqual(result, expected_regex)
calls = print_mock.mock_calls
self.assertEqual(len(calls), 4)
@ -122,17 +124,17 @@ class TestConstructRegex(base.TestCase):
@mock.patch.object(os_testr, 'print_skips')
def test_blacklist_regex_without_comment_print_skips(self, print_mock):
blacklist_file = six.StringIO()
for i in range(4):
blacklist_file.write('fake_regex_%s\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
None, True)
expected_regex = ("^((?!fake_regex_3|fake_regex_2|"
"fake_regex_1|fake_regex_0).)*$")
with io.StringIO() as blacklist_file:
for i in range(4):
blacklist_file.write(u'fake_regex_%s\n' % i)
blacklist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=blacklist_file):
result = os_testr.construct_regex('fake_path', None,
None, True)
expected_regex = ("^((?!fake_regex_3|fake_regex_2|"
"fake_regex_1|fake_regex_0).)*$")
self.assertEqual(result, expected_regex)
calls = print_mock.mock_calls
self.assertEqual(len(calls), 4)
@ -145,29 +147,30 @@ class TestConstructRegex(base.TestCase):
class TestWhitelistFile(base.TestCase):
def test_read_whitelist_file(self):
file_contents = """regex_a
file_contents = u"""regex_a
regex_b"""
whitelist_file = six.StringIO()
whitelist_file.write(file_contents)
whitelist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=whitelist_file):
regex = os_testr.get_regex_from_whitelist_file('/path/to/not_used')
self.assertEqual('regex_a|regex_b', regex)
with io.StringIO() as whitelist_file:
whitelist_file.write(file_contents)
whitelist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=whitelist_file):
regex = os_testr.get_regex_from_whitelist_file(
'/path/to/not_used')
self.assertEqual('regex_a|regex_b', regex)
def test_whitelist_regex_without_comments_and_regex(self):
file_contents = """regex_a
file_contents = u"""regex_a
regex_b"""
whitelist_file = six.StringIO()
whitelist_file.write(file_contents)
whitelist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=whitelist_file):
result = os_testr.construct_regex(None, 'fake_path',
None, False)
expected_regex = 'regex_a|regex_b'
self.assertEqual(result, expected_regex)
with io.StringIO() as whitelist_file:
whitelist_file.write(file_contents)
whitelist_file.seek(0)
with mock.patch('six.moves.builtins.open',
return_value=whitelist_file):
result = os_testr.construct_regex(None, 'fake_path',
None, False)
expected_regex = 'regex_a|regex_b'
self.assertEqual(result, expected_regex)
class TestGetTestList(base.TestCase):

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