'collectstatic skips newer files in a remote storage.
run_collectstatic() in setUp() copies the static files, then files are
always skipped after NeverCopyRemoteStorage is activated since
NeverCopyRemoteStorage.get_modified_time() returns a datetime in the
future to simulate an unmodified file.'

@override_settings(STATICFILES_STORAGE='staticfiles_tests.storage.NeverCopyRemoteStorage')
def test_skips_newer_files_in_remote_storage(self):

    stdout = StringIO()
    self.run_collectstatic(stdout=stdout, verbosity=2)
    output = stdout.getvalue()
    self.assertIn("Skipping    'test.txt'    (not    modified)", output)
