Added server metadata and image tests. Also added a README for storm.conf

Change-Id: Ic67e7bfccf0e9b45dba24584e9326a27537f3cae
diff --git a/storm/tests/test_images.py b/storm/tests/test_images.py
new file mode 100644
index 0000000..e11dc47
--- /dev/null
+++ b/storm/tests/test_images.py
@@ -0,0 +1,67 @@
+from nose.plugins.attrib import attr
+from storm import openstack
+from storm.common.utils.data_utils import rand_name
+import unittest2 as unittest
+import storm.config
+
+
+class ImagesTest(unittest.TestCase):
+    create_image_enabled = storm.config.StormConfig().env.create_image_enabled
+
+    @classmethod
+    def setUpClass(cls):
+        cls.os = openstack.Manager()
+        cls.client = cls.os.images_client
+        cls.servers_client = cls.os.servers_client
+        cls.config = storm.config.StormConfig()
+        cls.image_ref = cls.config.env.image_ref
+        cls.flavor_ref = cls.config.env.flavor_ref
+
+    def _parse_image_id(self, image_ref):
+        temp = image_ref.rsplit('/')
+        return temp[6]
+
+    @unittest.skipIf(not create_image_enabled,
+                    'Environment unable to create images.')
+    def test_create_delete_image(self):
+        """An image for the provided server should be created"""
+        server_name = rand_name('server')
+        resp, server = self.servers_client.create_server(server_name,
+                                                         self.image_ref,
+                                                         self.flavor_ref)
+        self.servers_client.wait_for_server_status(server['id'], 'ACTIVE')
+
+        #Create a new image
+        name = rand_name('image')
+        resp, body = self.client.create_image(server['id'], name)
+        image_id = self._parse_image_id(resp['location'])
+        self.client.wait_for_image_exists(image_id)
+        self.client.wait_for_image_status(image_id, 'ACTIVE')
+
+        #Verify the image was created correctly
+        resp, image = self.client.get_image(image_id)
+        self.assertEqual(name, image['name'])
+
+        #Teardown
+        self.client.delete_image(image['id'])
+        self.servers_client.delete_server(server['id'])
+
+    @attr(type='smoke')
+    def test_get_image(self):
+        """Returns the correct details for a single image"""
+        resp, image = self.client.get_image(self.image_ref)
+        self.assertEqual(self.image_ref, image['id'])
+
+    @attr(type='smoke')
+    def test_list_images(self):
+        """The list of all images should contain the image flavor"""
+        resp, images = self.client.list_images()
+        found = any([i for i in images if i['id'] == self.image_ref])
+        self.assertTrue(found)
+
+    @attr(type='smoke')
+    def test_list_images_with_detail(self):
+        """Detailed list of all images should contain the expected image"""
+        resp, images = self.client.list_images_with_detail()
+        found = any([i for i in images if i['id'] == self.image_ref])
+        self.assertTrue(found)