Merge "Add functional tests for python-cinderclient"

cinderclient/tests/functional/base.py

@@ -97,7 +97,7 @@ class ClientTestBase(base.ClientTestBase):
             for field in field_names:
                 self.assertIn(field, item)
 
-    def assert_volume_details_rows(self, items):
+    def assert_volume_details(self, items):
         """Check presence of common volume properties.
 
         :param items: volume properties
@@ -134,7 +134,6 @@ class ClientTestBase(base.ClientTestBase):
     def check_volume_deleted(self, volume_id, timeout=60):
         """Check that volume deleted successfully.
 
-        :param timeout:
         :param volume_id: uuid4 id of given volume
         :param timeout: timeout in seconds
         """
@@ -179,3 +178,66 @@ class ClientTestBase(base.ClientTestBase):
         for item in items:
             obj[item['Property']] = six.text_type(item['Value'])
         return obj
+
+    def wait_for_snapshot_status(self, snapshot_id, status, timeout=60):
+        """Wait until snapshot reaches given status.
+
+        :param snapshot_id: uuid4 id of given volume
+        :param status: expected snapshot's status
+        :param timeout: timeout in seconds
+        """
+        start_time = time.time()
+        while time.time() - start_time < timeout:
+            if status in self.cinder('snapshot-show', params=snapshot_id):
+                break
+        else:
+            self.fail("Snapshot %s did not reach status %s after %d seconds."
+                      % (snapshot_id, status, timeout))
+
+    def check_snapshot_deleted(self, snapshot_id, timeout=60):
+        """Check that snapshot deleted successfully.
+
+        :param snapshot_id: the given snapshot id
+        :param timeout: timeout in seconds
+        """
+        try:
+            start_time = time.time()
+            while time.time() - start_time < timeout:
+                if snapshot_id not in self.cinder('snapshot-show',
+                                                  params=snapshot_id):
+                    break
+        except exceptions.CommandFailed:
+            pass
+        else:
+            self.fail("Snapshot %s has not deleted after %d seconds."
+                      % (snapshot_id, timeout))
+
+    def assert_snapshot_details(self, items):
+        """Check presence of common volume snapshot properties.
+
+        :param items: volume snapshot properties
+        """
+        values = ('created_at', 'description', 'id', 'metadata', 'name',
+                  'size', 'status', 'volume_id')
+
+        for value in values:
+            self.assertIn(value, items)
+
+    def snapshot_create(self, volume_id):
+        """Create a volume snapshot from the volume id.
+
+        :param volume_id: the given volume id to create a snapshot
+        """
+        output = self.cinder('snapshot-create', params=volume_id)
+        snapshot = self._get_property_from_output(output)
+        self.addCleanup(self.snapshot_delete, snapshot['id'])
+        self.wait_for_snapshot_status(snapshot['id'], 'available')
+        return snapshot
+
+    def snapshot_delete(self, snapshot_id):
+        """Delete specified snapshot by ID.
+
+        :param snapshot_id: the given snapshot id
+        """
+        if snapshot_id in self.cinder('snapshot-list'):
+            self.cinder('snapshot-delete', params=snapshot_id)

cinderclient/tests/functional/test_cli.py

@@ -22,7 +22,7 @@ class CinderClientTests(base.ClientTestBase):
     def test_volume_create_delete_id(self):
         """Create and delete a volume by ID."""
         volume = self.volume_create(params='1')
-        self.assert_volume_details_rows(volume.keys())
+        self.assert_volume_details(volume.keys())
         self.volume_delete(volume['id'])
         self.check_volume_deleted(volume['id'])
 
@@ -39,7 +39,7 @@ class CinderClientTests(base.ClientTestBase):
         output = self.cinder('show', params='TestVolumeShow')
         volume = self._get_property_from_output(output)
         self.assertEqual('TestVolumeShow', volume['name'])
-        self.assert_volume_details_rows(volume.keys())
+        self.assert_volume_details(volume.keys())
 
         self.volume_delete(volume['id'])
         self.check_volume_deleted(volume['id'])
@@ -55,3 +55,13 @@ class CinderClientTests(base.ClientTestBase):
 
         self.volume_delete(volume['id'])
         self.check_volume_deleted(volume['id'])
+
+    def test_snapshot_create_and_delete(self):
+        """Create a volume snapshot and then delete."""
+        volume = self.volume_create(params='1')
+        snapshot = self.snapshot_create(volume['id'])
+        self.assert_snapshot_details(snapshot.keys())
+        self.snapshot_delete(snapshot['id'])
+        self.check_snapshot_deleted(snapshot['id'])
+        self.volume_delete(volume['id'])
+        self.check_volume_deleted(volume['id'])