update tests for service create and update

Signed-off-by: Evan Hazlett <ejhazlett@gmail.com>

integration-cli/docker_cli_service_create_test.go

@@ -70,5 +70,6 @@ func (s *DockerSwarmSuite) TestServiceCreateWithSecret(c *check.C) {
 	c.Assert(refs, checker.HasLen, 1)
 
 	c.Assert(refs[0].SecretName, checker.Equals, testName)
-	c.Assert(refs[0].Target, checker.Equals, testTarget)
+	c.Assert(refs[0].Target, checker.Not(checker.IsNil))
+	c.Assert(refs[0].Target.Name, checker.Equals, testTarget)
 }

integration-cli/docker_cli_service_update_test.go

@@ -114,7 +114,8 @@ func (s *DockerSwarmSuite) TestServiceUpdateSecrets(c *check.C) {
 	c.Assert(refs, checker.HasLen, 1)
 
 	c.Assert(refs[0].SecretName, checker.Equals, testName)
-	c.Assert(refs[0].Target, checker.Equals, testTarget)
+	c.Assert(refs[0].Target, checker.Not(checker.IsNil))
+	c.Assert(refs[0].Target.Name, checker.Equals, testTarget)
 
 	// remove
 	out, err = d.Cmd("service", "update", "test", "--secret-rm", testName)