diff --git a/glance/tests/unit/test_data_migration_version.py b/glance/tests/unit/test_data_migration_version.py new file mode 100644 index 0000000000..a01483872c --- /dev/null +++ b/glance/tests/unit/test_data_migration_version.py @@ -0,0 +1,59 @@ +# Copyright 2019 Red Hat, Inc. +# All Rights Reserved. +# +# 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 +# +# Unless required by applicable law or agreed to in writing, software +# 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. + +import six +import testtools + +from glance.db.migration import CURRENT_RELEASE +from glance.version import version_info + + +class TestDataMigrationVersion(testtools.TestCase): + + def test_migration_version(self): + """Make sure the data migration version info has been updated.""" + + release_number = int(version_info.version_string().split('.', 1)[0]) + + # by rule, release names must be composed of the 26 letters of the + # ISO Latin alphabet (ord('A')==65, ord('Z')==90) + release_letter = six.text_type(CURRENT_RELEASE[:1].upper()).encode( + 'ascii') + + # Convert release letter into an int in [1:26]. The first + # glance release was 'Bexar'. + converted_release_letter = (ord(release_letter) - + ord(u'B'.encode('ascii')) + 1) + + # Project the release number into [1:26] + converted_release_number = release_number % 26 + + # Prepare for the worst with a super-informative message + msg = ('\n\n' + 'EMERGENCY!\n' + 'glance.db.migration.CURRENT_RELEASE is out of sync ' + 'with the glance version.\n' + ' CURRENT_RELEASE: %s\n' + ' glance version: %s\n' + 'glance.db.migration.CURRENT_RELEASE needs to be ' + 'updated IMMEDIATELY.\n' + 'The gate will be wedged until the update is made.\n' + 'EMERGENCY!\n' + '\n') % (CURRENT_RELEASE, + version_info.version_string()) + + self.assertEqual(converted_release_letter, + converted_release_number, + msg)