1 files changed, 75 insertions, 0 deletions
diff --git a/nova/tests/unit/virt/libvirt/fake_imagebackend.py b/nova/tests/unit/virt/libvirt/fake_imagebackend.py
new file mode 100644
index 0000000000..9a7cbdbdaf
--- /dev/null
+++ b/nova/tests/unit/virt/libvirt/fake_imagebackend.py
@@ -0,0 +1,75 @@
+# Copyright 2012 Grid Dynamics
+# 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 os
+
+from nova.virt.libvirt import config
+from nova.virt.libvirt import imagebackend
+
+
+class Backend(object):
+    def __init__(self, use_cow):
+        pass
+
+    def image(self, instance, name, image_type=''):
+        class FakeImage(imagebackend.Image):
+            def __init__(self, instance, name):
+                self.path = os.path.join(instance['name'], name)
+
+            def create_image(self, prepare_template, base,
+                              size, *args, **kwargs):
+                pass
+
+            def cache(self, fetch_func, filename, size=None, *args, **kwargs):
+                pass
+
+            def snapshot(self, name):
+                pass
+
+            def libvirt_info(self, disk_bus, disk_dev, device_type,
+                             cache_mode, extra_specs, hypervisor_version):
+                info = config.LibvirtConfigGuestDisk()
+                info.source_type = 'file'
+                info.source_device = device_type
+                info.target_bus = disk_bus
+                info.target_dev = disk_dev
+                info.driver_cache = cache_mode
+                info.driver_format = 'raw'
+                info.source_path = self.path
+                return info
+
+        return FakeImage(instance, name)
+
+    def snapshot(self, instance, disk_path, image_type=''):
+        # NOTE(bfilippov): this is done in favor for
+        # snapshot tests in test_libvirt.LibvirtConnTestCase
+        return imagebackend.Backend(True).snapshot(instance,
+            disk_path,
+            image_type=image_type)
+
+
+class Raw(imagebackend.Image):
+    # NOTE(spandhe) Added for test_rescue and test_rescue_config_drive
+    def __init__(self, instance=None, disk_name=None, path=None):
+        pass
+
+    def _get_driver_format(self):
+        pass
+
+    def correct_format(self):
+        pass
+
+    def create_image(self, prepare_template, base, size, *args, **kwargs):
+        pass