Remove user creation in object service and healthcheck test

To test basic object services and healthcheck middleware it is not
required to create a test user.  By removing this code, it is now
possible to run this test without an administrator account if
allow_tenant_isolation is set to False.

Change-Id: I475e59572729a826739bedb809b8ab5bbd746861
diff --git a/tempest/api/object_storage/test_healthcheck.py b/tempest/api/object_storage/test_healthcheck.py
index 7bbdd1e..b736376 100644
--- a/tempest/api/object_storage/test_healthcheck.py
+++ b/tempest/api/object_storage/test_healthcheck.py
@@ -18,7 +18,6 @@
 
 
 from tempest.api.object_storage import base
-from tempest import clients
 from tempest.common import custom_matchers
 from tempest.test import attr
 from tempest.test import HTTP_SUCCESS
@@ -30,37 +29,17 @@
     def setUpClass(cls):
         super(HealthcheckTest, cls).setUpClass()
 
-        # creates a test user. The test user will set its base_url to the Swift
-        # endpoint and test the healthcheck feature.
-        cls.data.setup_test_user()
-
-        cls.os_test_user = clients.Manager(
-            cls.data.test_user,
-            cls.data.test_password,
-            cls.data.test_tenant)
-
-    @classmethod
-    def tearDownClass(cls):
-        cls.data.teardown_all()
-        super(HealthcheckTest, cls).tearDownClass()
-
     def setUp(self):
         super(HealthcheckTest, self).setUp()
-        client = self.os_test_user.account_client
-        client._set_auth()
-
+        self.account_client._set_auth()
         # Turning http://.../v1/foobar into http://.../
-        client.base_url = "/".join(client.base_url.split("/")[:-2])
-
-    def tearDown(self):
-        # clear the base_url for subsequent requests
-        self.os_test_user.account_client.base_url = None
-        super(HealthcheckTest, self).tearDown()
+        self.account_client.base_url = "/".join(
+            self.account_client.base_url.split("/")[:-2])
 
     @attr('gate')
     def test_get_healthcheck(self):
 
-        resp, _ = self.os_test_user.account_client.get("healthcheck", {})
+        resp, _ = self.account_client.get("healthcheck", {})
 
         # The status is expected to be 200
         self.assertIn(int(resp['status']), HTTP_SUCCESS)
diff --git a/tempest/api/object_storage/test_object_services.py b/tempest/api/object_storage/test_object_services.py
index c7fdd0e..b1dfe35 100644
--- a/tempest/api/object_storage/test_object_services.py
+++ b/tempest/api/object_storage/test_object_services.py
@@ -33,20 +33,9 @@
         cls.container_client.create_container(cls.container_name)
         cls.containers = [cls.container_name]
 
-        cls.data.setup_test_user()
-        resp, body = cls.token_client.auth(cls.data.test_user,
-                                           cls.data.test_password,
-                                           cls.data.test_tenant)
-        cls.new_token = cls.token_client.get_token(cls.data.test_user,
-                                                   cls.data.test_password,
-                                                   cls.data.test_tenant)
-        cls.custom_headers = {'X-Auth-Token': cls.new_token}
-
     @classmethod
     def tearDownClass(cls):
         cls.delete_containers(cls.containers)
-        # delete the user setup created
-        cls.data.teardown_all()
         super(ObjectTest, cls).tearDownClass()
 
     @attr(type='smoke')