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# Copyright 2020 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.
from glance_store.tests import base
from glance_store.tests import utils as test_utils
class TestFakeData(base.StoreBaseTest):
def test_via_read(self):
fd = test_utils.FakeData(1024)
data = []
for i in range(0, 1025, 256):
chunk = fd.read(256)
data.append(chunk)
if not chunk:
break
self.assertEqual(5, len(data))
# Make sure we got a zero-length final read
self.assertEqual(b'', data[-1])
# Make sure we only got 1024 bytes
self.assertEqual(1024, len(b''.join(data)))
def test_via_iter(self):
data = b''.join(list(test_utils.FakeData(1024)))
self.assertEqual(1024, len(data))
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