def test_check_compatibility(self):
with self.settings(TEST_RUNNER="django.test.runner.DiscoverRunner"):
result = base.check_compatibility()
self.assertEqual(len(result), 1)
self.assertTrue("You have not explicitly set 'TEST_RUNNER'" in result[0])
with self.settings(TEST_RUNNER="myapp.test.CustomRunnner"):
self.assertEqual(len(base.check_compatibility()), 0)
def test_check_compatibility_warning(self):
# First, we're patching over the ``COMPAT_CHECKS`` with a stub which
# will trigger the warning.
base.COMPAT_CHECKS = [StubCheckModule()]
# Next, we unfortunately have to patch out ``warnings``.
old_warnings = base.warnings
base.warnings = FakeWarnings()
self.assertEqual(len(base.warnings._warnings), 0)
with self.settings(TEST_RUNNER="myapp.test.CustomRunnner"):
self.assertEqual(len(base.check_compatibility()), 0)
self.assertEqual(len(base.warnings._warnings), 1)
self.assertTrue("The 'StubCheckModule' module lacks a 'run_checks'" in base.warnings._warnings[0])
# Restore the ``warnings``.
base.warnings = old_warnings
def handle_noargs(self, **options):
for message in check_compatibility():
warnings.warn(message)