zun/zun/tests/unit/common/docker_image/test_reference.py

164 lines
7.8 KiB
Python

# 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.
from zun.common.docker_image import digest
from zun.common.docker_image import reference
from zun.tests import base
class TestReference(base.BaseTestCase):
def test_reference(self):
def create_test_case(input_, err=None, repository=None, hostname=None,
tag=None, digest=None, path=None):
return {
'input': input_,
'err': err,
'repository': repository,
'hostname': hostname,
'tag': tag,
'digest': digest,
'path': path,
}
test_cases = [
create_test_case(input_='test_com', repository='test_com'),
create_test_case(input_='test.com:tag', repository='test.com',
tag='tag'),
create_test_case(input_='test.com:5000', repository='test.com',
tag='5000'),
create_test_case(input_='test.com/repo:tag',
repository='test.com/repo', hostname='test.com',
tag='tag'),
create_test_case(input_='test:5000/repo',
repository='test:5000/repo',
hostname='test:5000'),
create_test_case(input_='test:5000/repo:tag',
repository='test:5000/repo', hostname='test:5000',
tag='tag'),
create_test_case(input_='test:5000/repo@sha256:{}'.
format('f' * 64),
repository='test:5000/repo',
hostname='test:5000',
digest='sha256:{}'.format('f' * 64)),
create_test_case(input_='test:5000/repo:tag@sha256:{}'.
format('f' * 64),
repository='test:5000/repo',
hostname='test:5000',
tag='tag',
digest='sha256:{}'.format('f' * 64)),
create_test_case(input_='test:5000/repo',
repository='test:5000/repo',
hostname='test:5000'),
create_test_case(input_='', err=reference.NameEmpty),
create_test_case(input_=':justtag',
err=reference.ReferenceInvalidFormat),
create_test_case(input_='@sha256:{}'.format('f' * 64),
err=reference.ReferenceInvalidFormat),
create_test_case(input_='repo@sha256:{}'.format('f' * 34),
err=digest.DigestInvalidLength),
create_test_case(input_='validname@invaliddigest:{}'.
format('f' * 64),
err=digest.DigestUnsupported),
create_test_case(input_='{}a:tag'.format('a/' * 128),
err=reference.NameTooLong),
create_test_case(input_='{}a:tag-puts-this-over-max'.
format('a/' * 127),
repository='{}a'.format('a/' * 127),
hostname='',
tag='tag-puts-this-over-max'),
create_test_case(input_='aa/asdf$$^/aa',
err=reference.ReferenceInvalidFormat),
create_test_case(input_='sub-dom1.foo.com/bar/baz/quux',
repository='sub-dom1.foo.com/bar/baz/quux',
hostname='sub-dom1.foo.com'),
create_test_case(input_='sub-dom1.foo.com/bar/baz/quux:some-'
'long-tag',
repository='sub-dom1.foo.com/bar/baz/quux',
hostname='sub-dom1.foo.com',
tag='some-long-tag'),
create_test_case(input_='b.gcr.io/test.example.com/my-app:test.'
'example.com',
repository='b.gcr.io/test.example.com/my-app',
hostname='b.gcr.io',
tag='test.example.com'),
create_test_case(input_='xn--n3h.com/myimage:xn--n3h.com',
repository='xn--n3h.com/myimage',
hostname='xn--n3h.com',
tag='xn--n3h.com'),
create_test_case(input_='xn--7o8h.com/myimage:xn--7o8h.com@'
'sha512:{}'.format('f' * 128),
repository='xn--7o8h.com/myimage',
hostname='xn--7o8h.com',
tag='xn--7o8h.com',
digest='sha512:{}'.format('f' * 128)),
create_test_case(input_='foo_bar.com:8080',
repository='foo_bar.com',
tag='8080'),
create_test_case(input_='foo/foo_bar.com:8080',
repository='foo/foo_bar.com',
hostname='',
tag='8080'),
create_test_case(input_='test.com/foo',
repository='test.com/foo',
hostname='test.com',
path='foo'),
create_test_case(input_='test_com/foo',
repository='test_com/foo',
hostname='',
path='test_com/foo'),
create_test_case(input_='test:8080/foo',
repository='test:8080/foo',
hostname='test:8080',
path='foo'),
create_test_case(input_='test.com:8080/foo',
repository='test.com:8080/foo',
hostname='test.com:8080',
path='foo'),
create_test_case(input_='test-com:8080/foo',
repository='test-com:8080/foo',
hostname='test-com:8080',
path='foo'),
create_test_case(input_='xn--n3h.com:18080/foo',
repository='xn--n3h.com:18080/foo',
hostname='xn--n3h.com:18080',
path='foo'),
]
for tc in test_cases:
if tc['err']:
self.assertRaises(tc['err'], reference.Reference.parse,
tc['input'])
continue
try:
r = reference.Reference.parse(tc['input'])
except Exception as e:
raise e
else:
if tc['repository'] is not None:
self.assertEqual(tc['repository'], r['name'])
if tc['hostname'] is not None:
hostname, _ = r.split_hostname()
self.assertEqual(tc['hostname'], hostname)
if tc['path'] is not None:
_, path = r.split_hostname()
self.assertEqual(tc['path'], path)
if tc['tag'] is not None:
self.assertEqual(tc['tag'], r['tag'])
if tc['digest'] is not None:
self.assertEqual(tc['digest'], r['digest'])