Account for truncated resource names in test PhysName

The utility class PhysName was blindly comparing resource
name without considering that the resource name may
have also been truncated.

Closes-Bug: #1251379

Change-Id: I189f79ee5238b7c82eff1595ef612efb1f8633d4

contrib/rackspace/heat/engine/plugins/cloud_server.py

@@ -180,13 +180,6 @@ zypper --non-interactive in cloud-init python-boto python-pip gcc python-devel
         self._flavor = None
         self._image = None
 
-    def physical_resource_name(self):
-        name = self.properties.get('name')
-        if name:
-            return name
-
-        return super(CloudServer, self).physical_resource_name()
-
     @property
     def server(self):
         """Get the Cloud Server object."""

contrib/rackspace/heat/tests/test_rackspace_cloud_server.py

@@ -146,8 +146,9 @@ class RackspaceCloudServerTest(HeatTestCase):
         cs.t = cs.stack.resolve_runtime_data(cs.t)
 
         self.m.StubOutWithMock(self.fc.servers, 'create')
-        self.fc.servers.create(utils.PhysName(stack_name, cs.name),
-                               1, 1,
+        name_limit = cloud_server.CloudServer.physical_resource_name_limit
+        server_name = utils.PhysName(stack_name, cs.name, limit=name_limit)
+        self.fc.servers.create(server_name, 1, 1,
                                files=mox.IgnoreArg()).AndReturn(return_server)
         return_server.adminPass = "foobar"
 

heat/tests/utils.py

@@ -164,9 +164,12 @@ class PhysName(object):
     mock_short_id = 'x' * 12
 
     def __init__(self, stack_name, resource_name, limit=255):
-        self.stack_name = stack_name
-        self.resource_name = resource_name
-        self.limit = limit
+        name = '%s-%s-%s' % (stack_name,
+                             resource_name,
+                             self.mock_short_id)
+        self._physname = resource.Resource.reduce_physical_resource_name(
+            name, limit)
+        self.stack, self.res, self.sid = self._physname.rsplit('-', 2)
 
     def __eq__(self, physical_name):
         try:
@@ -178,14 +181,10 @@ class PhysName(object):
             return False
 
         # ignore the stack portion of the name, as it may have been truncated
-        return self.resource_name == res
+        return res == self.res
 
     def __ne__(self, physical_name):
         return not self.__eq__(physical_name)
 
     def __repr__(self):
-        name = '%s-%s-%s' % (self.stack_name,
-                             self.resource_name,
-                             self.mock_short_id)
-        return resource.Resource.reduce_physical_resource_name(
-            name, self.limit)
+        return self._physname