move all tests to nova/tests/unit

As part of the split of functional and unit tests we need to isolate
the unit tests into a separate directory for having multiple test
targets in a sane way.

Part of bp:functional-tests-for-nova

Change-Id: Id42ba373c1bda6a312b673ab2b489ca56da8c628

nova/tests/unit/image_fixtures.py

@@ -0,0 +1,79 @@
+#    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 datetime
+
+# nova.image.glance._translate_from_glance() returns datetime
+# objects, not strings.
+NOW_DATE = datetime.datetime(2010, 10, 11, 10, 30, 22)
+
+
+def get_image_fixtures():
+    """Returns a set of image fixture dicts for use in unit tests.
+
+    Returns a set of dicts representing images/snapshots of varying statuses
+    that would be returned from a call to
+    `glanceclient.client.Client.images.list`. The IDs of the images returned
+    start at 123 and go to 131, with the following brief summary of image
+    attributes:
+
+    |      ID          Type            Status          Notes
+    |      ----------------------------------------------------------
+    |      123         Public image    active
+    |      124         Snapshot        queued
+    |      125         Snapshot        saving
+    |      126         Snapshot        active
+    |      127         Snapshot        killed
+    |      128         Snapshot        deleted
+    |      129         Snapshot        pending_delete
+    |      130         Public image    active          Has no name
+
+    """
+
+    image_id = 123
+
+    fixtures = []
+
+    def add_fixture(**kwargs):
+        kwargs.update(created_at=NOW_DATE,
+                      updated_at=NOW_DATE)
+        fixtures.append(kwargs)
+
+    # Public image
+    add_fixture(id=str(image_id), name='public image', is_public=True,
+                status='active', properties={'key1': 'value1'},
+                min_ram="128", min_disk="10", size='25165824')
+    image_id += 1
+
+    # Snapshot for User 1
+    uuid = 'aa640691-d1a7-4a67-9d3c-d35ee6b3cc74'
+    snapshot_properties = {'instance_uuid': uuid, 'user_id': 'fake'}
+    for status in ('queued', 'saving', 'active', 'killed',
+                   'deleted', 'pending_delete'):
+        deleted = False if status != 'deleted' else True
+        deleted_at = NOW_DATE if deleted else None
+
+        add_fixture(id=str(image_id), name='%s snapshot' % status,
+                    is_public=False, status=status,
+                    properties=snapshot_properties, size='25165824',
+                    deleted=deleted, deleted_at=deleted_at)
+        image_id += 1
+
+    # Image without a name
+    add_fixture(id=str(image_id), is_public=True, status='active',
+                properties={})
+    # Image for permission tests
+    image_id += 1
+    add_fixture(id=str(image_id), is_public=True, status='active',
+                properties={}, owner='authorized_fake')
+
+    return fixtures