Just changed the opening of the file
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
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cdda299fa9
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@ -61,12 +61,13 @@ def path_to_regex(path):
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def get_regex_from_whitelist_file(file_path):
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lines = []
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for line in open(file_path).read().splitlines():
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split_line = line.strip().split('#')
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# Before the # is the regex
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line_regex = split_line[0].strip()
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if line_regex:
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lines.append(line_regex)
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with open(file_path) as white_file:
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for line in white_file.read().splitlines():
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split_line = line.strip().split('#')
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# Before the # is the regex
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line_regex = split_line[0].strip()
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if line_regex:
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lines.append(line_regex)
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return '|'.join(lines)
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@ -75,27 +76,27 @@ def construct_regex(blacklist_file, whitelist_file, regex, print_exclude):
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if not blacklist_file:
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exclude_regex = ''
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else:
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black_file = open(blacklist_file, 'r')
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exclude_regex = ''
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for line in black_file:
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raw_line = line.strip()
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split_line = raw_line.split('#')
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# Before the # is the regex
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line_regex = split_line[0].strip()
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if len(split_line) > 1:
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# After the # is a comment
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comment = split_line[1].strip()
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else:
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comment = ''
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if line_regex:
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if print_exclude:
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print_skips(line_regex, comment)
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if exclude_regex:
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exclude_regex = '|'.join([line_regex, exclude_regex])
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with open(blacklist_file, 'r') as black_file:
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exclude_regex = ''
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for line in black_file:
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raw_line = line.strip()
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split_line = raw_line.split('#')
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# Before the # is the regex
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line_regex = split_line[0].strip()
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if len(split_line) > 1:
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# After the # is a comment
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comment = split_line[1].strip()
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else:
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exclude_regex = line_regex
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if exclude_regex:
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exclude_regex = "^((?!" + exclude_regex + ").)*$"
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comment = ''
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if line_regex:
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if print_exclude:
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print_skips(line_regex, comment)
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if exclude_regex:
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exclude_regex = '|'.join([line_regex, exclude_regex])
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else:
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exclude_regex = line_regex
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if exclude_regex:
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exclude_regex = "^((?!" + exclude_regex + ").)*$"
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if regex:
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exclude_regex += regex
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if whitelist_file:
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@ -12,10 +12,9 @@
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# License for the specific language governing permissions and limitations
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# under the License.
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import io
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import mock
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import six
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from os_testr import regex_builder as os_testr
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from os_testr.tests import base
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@ -35,82 +34,85 @@ class TestConstructRegex(base.TestCase):
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self.assertEqual(result, 'fake_regex')
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def test_blacklist_regex_with_comments(self):
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blacklist_file = six.StringIO()
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for i in range(4):
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blacklist_file.write('fake_regex_%s # A Comment\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None, None, False)
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self.assertEqual(
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result,
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"^((?!fake_regex_3|fake_regex_2|fake_regex_1|fake_regex_0).)*$")
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with io.StringIO() as blacklist_file:
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for i in range(4):
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blacklist_file.write(u'fake_regex_%s # A Comment\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex(
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'fake_path', None, None, False)
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self.assertEqual(result, "^((?!fake_regex_3|fake_regex_2|"
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"fake_regex_1|fake_regex_0).)*$")
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def test_whitelist_regex_with_comments(self):
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whitelist_file = six.StringIO()
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for i in range(4):
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whitelist_file.write('fake_regex_%s # A Comment\n' % i)
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whitelist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=whitelist_file):
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result = os_testr.construct_regex(None, 'fake_path', None, False)
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self.assertEqual(
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result,
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"fake_regex_0|fake_regex_1|fake_regex_2|fake_regex_3")
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with io.StringIO() as whitelist_file:
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for i in range(4):
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whitelist_file.write(u'fake_regex_%s # A Comment\n' % i)
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whitelist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=whitelist_file):
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result = os_testr.construct_regex(
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None, 'fake_path', None, False)
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self.assertEqual(
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result,
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"fake_regex_0|fake_regex_1|fake_regex_2|fake_regex_3")
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def test_blacklist_regex_without_comments(self):
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blacklist_file = six.StringIO()
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for i in range(4):
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blacklist_file.write('fake_regex_%s\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None, None, False)
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self.assertEqual(
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result,
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"^((?!fake_regex_3|fake_regex_2|fake_regex_1|fake_regex_0).)*$")
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with io.StringIO() as blacklist_file:
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for i in range(4):
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blacklist_file.write(u'fake_regex_%s\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex(
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'fake_path', None, None, False)
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self.assertEqual(result, "^((?!fake_regex_3|fake_regex_2|"
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"fake_regex_1|fake_regex_0).)*$")
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def test_blacklist_regex_with_comments_and_regex(self):
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blacklist_file = six.StringIO()
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for i in range(4):
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blacklist_file.write('fake_regex_%s # Comments\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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'fake_regex', False)
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with io.StringIO() as blacklist_file:
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for i in range(4):
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blacklist_file.write(u'fake_regex_%s # Comments\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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'fake_regex', False)
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expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
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"fake_regex_0).)*$fake_regex")
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self.assertEqual(result, expected_regex)
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expected_regex = (
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"^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
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"fake_regex_0).)*$fake_regex")
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self.assertEqual(result, expected_regex)
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def test_blacklist_regex_without_comments_and_regex(self):
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blacklist_file = six.StringIO()
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for i in range(4):
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blacklist_file.write('fake_regex_%s\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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'fake_regex', False)
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with io.StringIO() as blacklist_file:
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for i in range(4):
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blacklist_file.write(u'fake_regex_%s\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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'fake_regex', False)
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expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
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"fake_regex_0).)*$fake_regex")
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self.assertEqual(result, expected_regex)
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expected_regex = (
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"^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
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"fake_regex_0).)*$fake_regex")
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self.assertEqual(result, expected_regex)
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@mock.patch.object(os_testr, 'print_skips')
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def test_blacklist_regex_with_comment_print_skips(self, print_mock):
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blacklist_file = six.StringIO()
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for i in range(4):
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blacklist_file.write('fake_regex_%s # Comment\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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None, True)
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with io.StringIO() as blacklist_file:
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for i in range(4):
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blacklist_file.write(u'fake_regex_%s # Comment\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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None, True)
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expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
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"fake_regex_0).)*$")
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expected_regex = ("^((?!fake_regex_3|fake_regex_2|fake_regex_1|"
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"fake_regex_0).)*$")
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self.assertEqual(result, expected_regex)
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calls = print_mock.mock_calls
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self.assertEqual(len(calls), 4)
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@ -122,17 +124,17 @@ class TestConstructRegex(base.TestCase):
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@mock.patch.object(os_testr, 'print_skips')
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def test_blacklist_regex_without_comment_print_skips(self, print_mock):
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blacklist_file = six.StringIO()
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for i in range(4):
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blacklist_file.write('fake_regex_%s\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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None, True)
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with io.StringIO() as blacklist_file:
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for i in range(4):
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blacklist_file.write(u'fake_regex_%s\n' % i)
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blacklist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=blacklist_file):
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result = os_testr.construct_regex('fake_path', None,
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None, True)
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expected_regex = ("^((?!fake_regex_3|fake_regex_2|"
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"fake_regex_1|fake_regex_0).)*$")
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expected_regex = ("^((?!fake_regex_3|fake_regex_2|"
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"fake_regex_1|fake_regex_0).)*$")
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self.assertEqual(result, expected_regex)
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calls = print_mock.mock_calls
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self.assertEqual(len(calls), 4)
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@ -145,29 +147,30 @@ class TestConstructRegex(base.TestCase):
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class TestWhitelistFile(base.TestCase):
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def test_read_whitelist_file(self):
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file_contents = """regex_a
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file_contents = u"""regex_a
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regex_b"""
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whitelist_file = six.StringIO()
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whitelist_file.write(file_contents)
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whitelist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=whitelist_file):
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regex = os_testr.get_regex_from_whitelist_file('/path/to/not_used')
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self.assertEqual('regex_a|regex_b', regex)
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with io.StringIO() as whitelist_file:
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whitelist_file.write(file_contents)
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whitelist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=whitelist_file):
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regex = os_testr.get_regex_from_whitelist_file(
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'/path/to/not_used')
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self.assertEqual('regex_a|regex_b', regex)
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def test_whitelist_regex_without_comments_and_regex(self):
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file_contents = """regex_a
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file_contents = u"""regex_a
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regex_b"""
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whitelist_file = six.StringIO()
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whitelist_file.write(file_contents)
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whitelist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=whitelist_file):
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result = os_testr.construct_regex(None, 'fake_path',
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None, False)
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with io.StringIO() as whitelist_file:
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whitelist_file.write(file_contents)
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whitelist_file.seek(0)
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with mock.patch('six.moves.builtins.open',
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return_value=whitelist_file):
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result = os_testr.construct_regex(None, 'fake_path',
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None, False)
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expected_regex = 'regex_a|regex_b'
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self.assertEqual(result, expected_regex)
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expected_regex = 'regex_a|regex_b'
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self.assertEqual(result, expected_regex)
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class TestGetTestList(base.TestCase):
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