Fixed #30245 -- Added -k option to DiscoverRunner.

This commit is contained in:
François Freitag 2019-03-07 21:58:30 +01:00 committed by Mariusz Felisiak
parent 719b746620
commit 568eed9e79
7 changed files with 99 additions and 8 deletions

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@ -17,6 +17,7 @@ from django.test.utils import (
teardown_databases as _teardown_databases, teardown_test_environment,
)
from django.utils.datastructures import OrderedSet
from django.utils.version import PY37
try:
import tblib.pickling_support
@ -407,7 +408,7 @@ class DiscoverRunner:
def __init__(self, pattern=None, top_level=None, verbosity=1,
interactive=True, failfast=False, keepdb=False,
reverse=False, debug_mode=False, debug_sql=False, parallel=0,
tags=None, exclude_tags=None, **kwargs):
tags=None, exclude_tags=None, test_name_patterns=None, **kwargs):
self.pattern = pattern
self.top_level = top_level
@ -421,6 +422,14 @@ class DiscoverRunner:
self.parallel = parallel
self.tags = set(tags or [])
self.exclude_tags = set(exclude_tags or [])
self.test_name_patterns = None
if test_name_patterns:
# unittest does not export the _convert_select_pattern function
# that converts command-line arguments to patterns.
self.test_name_patterns = {
pattern if '*' in pattern else '*%s*' % pattern
for pattern in test_name_patterns
}
@classmethod
def add_arguments(cls, parser):
@ -433,7 +442,7 @@ class DiscoverRunner:
help='The test matching pattern. Defaults to test*.py.',
)
parser.add_argument(
'-k', '--keepdb', action='store_true',
'--keepdb', action='store_true',
help='Preserves the test DB between runs.'
)
parser.add_argument(
@ -461,6 +470,15 @@ class DiscoverRunner:
'--exclude-tag', action='append', dest='exclude_tags',
help='Do not run tests with the specified tag. Can be used multiple times.',
)
if PY37:
parser.add_argument(
'-k', action='append', dest='test_name_patterns',
help=(
'Only run test methods and classes that match the pattern '
'or substring. Can be used multiple times. Same as '
'unittest -k option.'
),
)
def setup_test_environment(self, **kwargs):
setup_test_environment(debug=self.debug_mode)
@ -470,6 +488,7 @@ class DiscoverRunner:
suite = self.test_suite()
test_labels = test_labels or ['.']
extra_tests = extra_tests or []
self.test_loader.testNamePatterns = self.test_name_patterns
discover_kwargs = {}
if self.pattern is not None:

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@ -1360,7 +1360,7 @@ The ``test`` command receives options on behalf of the specified
:option:`--testrunner`. These are the options of the default test runner:
:class:`~django.test.runner.DiscoverRunner`.
.. django-admin-option:: --keepdb, -k
.. django-admin-option:: --keepdb
Preserves the test database between test runs. This has the advantage of
skipping both the create and destroy actions which can greatly decrease the
@ -1438,6 +1438,18 @@ May be specified multiple times and combined with :option:`test --exclude-tag`.
Excludes tests :ref:`marked with the specified tags <topics-tagging-tests>`.
May be specified multiple times and combined with :option:`test --tag`.
.. django-admin-option:: -k TEST_NAME_PATTERNS
.. versionadded:: 3.0
Runs test methods and classes matching test name patterns, in the same way as
:option:`unittest's -k option<unittest.-k>`. Can be specified multiple times.
.. admonition:: Python 3.7 and later
This feature is only available for Python 3.7 and later.
``testserver``
--------------

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@ -238,6 +238,9 @@ Tests
attribute :attr:`~django.test.Response.exc_info`, a tuple providing
information of the exception that occurred.
* Tests and test cases to run can be selected by test name pattern using the
new :option:`test -k` option.
URLs
~~~~
@ -360,6 +363,9 @@ Miscellaneous
This converts ``'`` to ``&#x27;`` instead of the previous equivalent decimal
code ``&#39;``.
* The ``django-admin test -k`` option now works as the :option:`unittest
-k<unittest.-k>` option rather than as a shortcut for ``--keepdb``.
.. _deprecated-features-3.0:
Features deprecated in 3.0

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@ -424,7 +424,7 @@ behavior. This class defines the ``run_tests()`` entry point, plus a
selection of other methods that are used to by ``run_tests()`` to set up,
execute and tear down the test suite.
.. class:: DiscoverRunner(pattern='test*.py', top_level=None, verbosity=1, interactive=True, failfast=False, keepdb=False, reverse=False, debug_mode=False, debug_sql=False, **kwargs)
.. class:: DiscoverRunner(pattern='test*.py', top_level=None, verbosity=1, interactive=True, failfast=False, keepdb=False, reverse=False, debug_mode=False, debug_sql=False, test_name_patterns=None, **kwargs)
``DiscoverRunner`` will search for tests in any file matching ``pattern``.
@ -463,6 +463,9 @@ execute and tear down the test suite.
as the traceback. If ``verbosity`` is ``2``, then queries in all tests are
output.
``test_name_patterns`` can be used to specify a set of patterns for
filtering test methods and classes by their names.
Django may, from time to time, extend the capabilities of the test runner
by adding new arguments. The ``**kwargs`` declaration allows for this
expansion. If you subclass ``DiscoverRunner`` or write your own test

View File

@ -28,6 +28,7 @@ else:
RemovedInDjango31Warning, RemovedInDjango40Warning,
)
from django.utils.log import DEFAULT_LOGGING
from django.utils.version import PY37
try:
import MySQLdb
@ -271,7 +272,8 @@ class ActionSelenium(argparse.Action):
def django_tests(verbosity, interactive, failfast, keepdb, reverse,
test_labels, debug_sql, parallel, tags, exclude_tags):
test_labels, debug_sql, parallel, tags, exclude_tags,
test_name_patterns):
state = setup(verbosity, test_labels, parallel)
extra_tests = []
@ -290,6 +292,7 @@ def django_tests(verbosity, interactive, failfast, keepdb, reverse,
parallel=actual_test_processes(parallel),
tags=tags,
exclude_tags=exclude_tags,
test_name_patterns=test_name_patterns,
)
failures = test_runner.run_tests(
test_labels or get_installed(),
@ -416,7 +419,7 @@ if __name__ == "__main__":
help='Tells Django to stop running the test suite after first failed test.',
)
parser.add_argument(
'-k', '--keepdb', action='store_true',
'--keepdb', action='store_true',
help='Tells Django to preserve the test database between runs.',
)
parser.add_argument(
@ -469,6 +472,14 @@ if __name__ == "__main__":
'--exclude-tag', dest='exclude_tags', action='append',
help='Do not run tests with the specified tag. Can be used multiple times.',
)
if PY37:
parser.add_argument(
'-k', dest='test_name_patterns', action='append',
help=(
'Only run test methods and classes matching test name pattern. '
'Same as unittest -k option. Can be used multiple times.'
),
)
options = parser.parse_args()
@ -507,6 +518,7 @@ if __name__ == "__main__":
options.keepdb, options.reverse, options.modules,
options.debug_sql, options.parallel, options.tags,
options.exclude_tags,
getattr(options, 'test_name_patterns', None),
)
if failures:
sys.exit(1)

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@ -1,12 +1,13 @@
import os
from argparse import ArgumentParser
from contextlib import contextmanager
from unittest import TestSuite, TextTestRunner, defaultTestLoader
from unittest import TestSuite, TextTestRunner, defaultTestLoader, skipUnless
from django.db import connections
from django.test import SimpleTestCase
from django.test.runner import DiscoverRunner
from django.test.utils import captured_stdout
from django.utils.version import PY37
@contextmanager
@ -23,6 +24,13 @@ def change_cwd(directory):
class DiscoverRunnerTests(SimpleTestCase):
@staticmethod
def get_test_methods_names(suite):
return [
t.__class__.__name__ + '.' + t._testMethodName
for t in suite._tests
]
def test_init_debug_mode(self):
runner = DiscoverRunner()
self.assertFalse(runner.debug_mode)
@ -71,6 +79,34 @@ class DiscoverRunnerTests(SimpleTestCase):
self.assertEqual(count, 1)
@skipUnless(PY37, 'unittest -k option requires Python 3.7 and later')
def test_name_patterns(self):
all_test_1 = [
'DjangoCase1.test_1', 'DjangoCase2.test_1',
'SimpleCase1.test_1', 'SimpleCase2.test_1',
'UnittestCase1.test_1', 'UnittestCase2.test_1',
]
all_test_2 = [
'DjangoCase1.test_2', 'DjangoCase2.test_2',
'SimpleCase1.test_2', 'SimpleCase2.test_2',
'UnittestCase1.test_2', 'UnittestCase2.test_2',
]
all_tests = sorted([*all_test_1, *all_test_2, 'UnittestCase2.test_3_test'])
for pattern, expected in [
[['test_1'], all_test_1],
[['UnittestCase1'], ['UnittestCase1.test_1', 'UnittestCase1.test_2']],
[['*test'], ['UnittestCase2.test_3_test']],
[['test*'], all_tests],
[['test'], all_tests],
[['test_1', 'test_2'], sorted([*all_test_1, *all_test_2])],
[['test*1'], all_test_1],
]:
with self.subTest(pattern):
suite = DiscoverRunner(
test_name_patterns=pattern
).build_suite(['test_runner_apps.simple'])
self.assertEqual(expected, self.get_test_methods_names(suite))
def test_file_path(self):
with change_cwd(".."):
count = DiscoverRunner().build_suite(
@ -170,7 +206,7 @@ class DiscoverRunnerTests(SimpleTestCase):
msg="Methods of Django cases should be reversed.")
self.assertIn('test_2', suite[4].id(),
msg="Methods of simple cases should be reversed.")
self.assertIn('test_2', suite[8].id(),
self.assertIn('test_2', suite[9].id(),
msg="Methods of unittest cases should be reversed.")
def test_overridable_get_test_runner_kwargs(self):

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@ -55,3 +55,6 @@ class UnittestCase2(TestCase):
def test_2(self):
pass
def test_3_test(self):
pass