From c247913df121a007f0107b71f94b066d691b68cc Mon Sep 17 00:00:00 2001
From: MORITA Kazutaka <morita.kazutaka@gmail.com>
Date: Thu, 19 May 2011 21:49:15 +0900
Subject: [PATCH] Add a unitest to test EC2 snapshot APIs.

---
 nova/tests/test_cloud.py | 46 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/nova/tests/test_cloud.py b/nova/tests/test_cloud.py
index c8559615a..d9169a646 100644
--- a/nova/tests/test_cloud.py
+++ b/nova/tests/test_cloud.py
@@ -188,6 +188,52 @@ class CloudTestCase(test.TestCase):
         db.service_destroy(self.context, service1['id'])
         db.service_destroy(self.context, service2['id'])
 
+    def test_describe_snapshots(self):
+        """Makes sure describe_snapshots works and filters results."""
+        vol = db.volume_create(self.context, {})
+        snap1 = db.snapshot_create(self.context, {'volume_id': vol['id']})
+        snap2 = db.snapshot_create(self.context, {'volume_id': vol['id']})
+        result = self.cloud.describe_snapshots(self.context)
+        self.assertEqual(len(result['snapshotSet']), 2)
+        snapshot_id = ec2utils.id_to_ec2_id(snap2['id'], 'snap-%08x')
+        result = self.cloud.describe_snapshots(self.context,
+                                               snapshot_id=[snapshot_id])
+        self.assertEqual(len(result['snapshotSet']), 1)
+        self.assertEqual(
+            ec2utils.ec2_id_to_id(result['snapshotSet'][0]['snapshotId']),
+            snap2['id'])
+        db.snapshot_destroy(self.context, snap1['id'])
+        db.snapshot_destroy(self.context, snap2['id'])
+        db.volume_destroy(self.context, vol['id'])
+
+    def test_create_snapshot(self):
+        """Makes sure create_snapshot works."""
+        vol = db.volume_create(self.context, {'status': "available"})
+        volume_id = ec2utils.id_to_ec2_id(vol['id'], 'vol-%08x')
+
+        result = self.cloud.create_snapshot(self.context,
+                                            volume_id=volume_id)
+        snapshot_id = result['snapshotId']
+        result = self.cloud.describe_snapshots(self.context)
+        self.assertEqual(len(result['snapshotSet']), 1)
+        self.assertEqual(result['snapshotSet'][0]['snapshotId'], snapshot_id)
+
+        db.snapshot_destroy(self.context, ec2utils.ec2_id_to_id(snapshot_id))
+        db.volume_destroy(self.context, vol['id'])
+
+    def test_delete_snapshot(self):
+        """Makes sure delete_snapshot works."""
+        vol = db.volume_create(self.context, {'status': "available"})
+        snap = db.snapshot_create(self.context, {'volume_id': vol['id'],
+                                                  'status': "available"})
+        snapshot_id = ec2utils.id_to_ec2_id(snap['id'], 'snap-%08x')
+
+        result = self.cloud.delete_snapshot(self.context,
+                                            snapshot_id=snapshot_id)
+        self.assertTrue(result)
+
+        db.volume_destroy(self.context, vol['id'])
+
     def test_describe_instances(self):
         """Makes sure describe_instances works and filters results."""
         inst1 = db.instance_create(self.context, {'reservation_id': 'a',