# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
"""List the tests from a project and show them."""
from io import BytesIO
import sys
from cliff import command
from stestr import config_file
from stestr import output
[docs]class List(command.Command):
"""List the tests for a project.
You can use a filter just like with the run command to see exactly what
tests match.
"""
[docs] def get_parser(self, prog_name):
parser = super(List, self).get_parser(prog_name)
parser.add_argument("filters", nargs="*", default=None,
help="A list of string regex filters to initially "
"apply on the test list. Tests that match any of "
"the regexes will be used. (assuming any other "
"filtering specified also uses it)")
parser.add_argument('--blacklist-file', '-b',
default=None, dest='blacklist_file',
help='Path to a blacklist file, this file '
'contains a separate regex exclude on each '
'newline')
parser.add_argument('--whitelist-file', '-w',
default=None, dest='whitelist_file',
help='Path to a whitelist file, this file '
'contains a separate regex on each newline.')
parser.add_argument('--black-regex', '-B',
default=None, dest='black_regex',
help='Test rejection regex. If a test cases name '
'matches on re.search() operation , '
'it will be removed from the final test list. '
'Effectively the black-regexp is added to '
' black regexp list, but you do need to edit a '
'file. The black filtering happens after the '
'initial white selection, which by default is '
'everything.')
return parser
[docs] def take_action(self, parsed_args):
args = parsed_args
filters = parsed_args.filters or None
return list_command(config=self.app_args.config,
repo_type=self.app_args.repo_type,
repo_url=self.app_args.repo_url,
group_regex=self.app_args.group_regex,
test_path=self.app_args.test_path,
top_dir=self.app_args.top_dir,
blacklist_file=args.blacklist_file,
whitelist_file=args.whitelist_file,
black_regex=args.black_regex,
filters=filters)
[docs]def list_command(config='.stestr.conf', repo_type='file', repo_url=None,
test_path=None, top_dir=None, group_regex=None,
blacklist_file=None, whitelist_file=None, black_regex=None,
filters=None, stdout=sys.stdout):
"""Print a list of test_ids for a project
This function will print the test_ids for tests in a project. You can
filter the output just like with the run command to see exactly what
will be run.
:param str config: The path to the stestr config file. Must be a string.
:param str repo_type: This is the type of repository to use. Valid choices
are 'file' and 'sql'.
:param str repo_url: The url of the repository to use.
:param str test_path: Set the test path to use for unittest discovery.
If both this and the corresponding config file option are set, this
value will be used.
:param str top_dir: The top dir to use for unittest discovery. This takes
precedence over the value in the config file. (if one is present in
the config file)
:param str group_regex: Set a group regex to use for grouping tests
together in the stestr scheduler. If both this and the corresponding
config file option are set this value will be used.
:param str blacklist_file: Path to a blacklist file, this file contains a
separate regex exclude on each newline.
:param str whitelist_file: Path to a whitelist file, this file contains a
separate regex on each newline.
:param str black_regex: Test rejection regex. If a test cases name matches
on re.search() operation, it will be removed from the final test list.
:param list filters: A list of string regex filters to initially apply on
the test list. Tests that match any of the regexes will be used.
(assuming any other filtering specified also uses it)
:param file stdout: The output file to write all output to. By default
this is sys.stdout
"""
ids = None
conf = config_file.TestrConf(config)
cmd = conf.get_run_command(
regexes=filters, repo_type=repo_type,
repo_url=repo_url, group_regex=group_regex,
blacklist_file=blacklist_file, whitelist_file=whitelist_file,
black_regex=black_regex, test_path=test_path, top_dir=top_dir)
not_filtered = filters is None and blacklist_file is None\
and whitelist_file is None and black_regex is None
try:
cmd.setUp()
# List tests if the fixture has not already needed to to filter.
if not_filtered:
ids = cmd.list_tests()
else:
ids = cmd.test_ids
stream = BytesIO()
for id in ids:
stream.write(('%s\n' % id).encode('utf8'))
stream.seek(0)
output.output_stream(stream, output=stdout)
return 0
finally:
cmd.cleanUp()