diff --git a/freezer_api/tests/unit/sqlalchemy/v1/test_action.py b/freezer_api/tests/unit/sqlalchemy/v1/test_action.py
index 82f4ec8d..be374ffd 100644
--- a/freezer_api/tests/unit/sqlalchemy/v1/test_action.py
+++ b/freezer_api/tests/unit/sqlalchemy/v1/test_action.py
@@ -16,8 +16,11 @@
 """Tests for manipulating Action via the DB API"""
 
 import copy
+import mock
+from mock import patch
 from oslo_config import cfg
 
+from freezer_api.common import exceptions as freezer_api_exc
 from freezer_api.tests.unit import common
 from freezer_api.tests.unit.sqlalchemy import base
 
@@ -33,6 +36,7 @@ class DbActionTestCase(base.DbTestCase):
         self.fake_action_3 = common.get_fake_action_3()
         self.freezer_action_0 = self.fake_action_0.get('freezer_action')
         self.freezer_action_2 = self.fake_action_2.get('freezer_action')
+        self.fake_user_id = self.fake_action_0.get('user_id')
         self.fake_action_id = common.get_fake_action_id()
         CONF.enable_v1_api = True
 
@@ -414,3 +418,10 @@ class DbActionTestCase(base.DbTestCase):
 
         self.assertIsNotNone(result)
         self.assertEqual(len(result), 20)
+
+    @patch('freezer_api.db.sqlalchemy.api.get_action')
+    def test_raise_add_action(self, mock_get_action):
+        mock_get_action.return_value = mock.MagicMock()
+        self.assertRaises(freezer_api_exc.DocumentExists,
+                          self.dbapi.add_action, self.fake_user_id,
+                          self.fake_action_0)
diff --git a/freezer_api/tests/unit/sqlalchemy/v1/test_backup.py b/freezer_api/tests/unit/sqlalchemy/v1/test_backup.py
index 8ff2948c..97a34015 100644
--- a/freezer_api/tests/unit/sqlalchemy/v1/test_backup.py
+++ b/freezer_api/tests/unit/sqlalchemy/v1/test_backup.py
@@ -110,6 +110,13 @@ class DbBackupTestCase(base.DbTestCase):
             backupmap = result[index]
             self.assertEqual(backupids[index], backupmap['backup_id'])
 
+    @patch('freezer_api.db.sqlalchemy.api.get_backup')
+    def test_raise_add_backup_exist(self, mock_get_backup):
+        mock_get_backup.return_value = mock.MagicMock()
+        self.assertRaises(freezer_api_exc.DocumentExists,
+                          self.dbapi.add_backup, self.fake_user_id,
+                          '12343', self.fake_backup_metadata)
+
     @patch('freezer_api.common.elasticv2_utils.BackupMetadataDoc')
     @patch('freezer_api.common.utils.BackupMetadataDoc')
     def test_raise_add_backup(self, mock1_BackupMetadataDoc,
diff --git a/freezer_api/tests/unit/sqlalchemy/v2/test_action.py b/freezer_api/tests/unit/sqlalchemy/v2/test_action.py
index 35dbc653..a39b388b 100644
--- a/freezer_api/tests/unit/sqlalchemy/v2/test_action.py
+++ b/freezer_api/tests/unit/sqlalchemy/v2/test_action.py
@@ -16,7 +16,10 @@
 """Tests for manipulating Action via the DB API"""
 
 import copy
+import mock
+from mock import patch
 
+from freezer_api.common import exceptions as freezer_api_exc
 from freezer_api.tests.unit import common
 from freezer_api.tests.unit.sqlalchemy import base
 
@@ -31,6 +34,7 @@ class DbActionTestCase(base.DbTestCase):
         self.freezer_action_0 = self.fake_action_0.get('freezer_action')
         self.freezer_action_2 = self.fake_action_2.get('freezer_action')
         self.fake_project_id = self.fake_action_0.get('project_id')
+        self.fake_user_id = self.fake_action_0.get('user_id')
         self.fake_action_id = common.get_fake_action_id()
 
     def test_add_and_get_action(self):
@@ -438,3 +442,11 @@ class DbActionTestCase(base.DbTestCase):
 
         self.assertIsNotNone(result)
         self.assertEqual(len(result), 20)
+
+    @patch('freezer_api.db.sqlalchemy.api.get_action')
+    def test_raise_add_action(self, mock_get_action):
+        mock_get_action.return_value = mock.MagicMock()
+        self.assertRaises(freezer_api_exc.DocumentExists,
+                          self.dbapi.add_action, self.fake_user_id,
+                          self.fake_action_0,
+                          project_id=self.fake_project_id)
diff --git a/freezer_api/tests/unit/sqlalchemy/v2/test_backup.py b/freezer_api/tests/unit/sqlalchemy/v2/test_backup.py
index 1882a506..f5945892 100644
--- a/freezer_api/tests/unit/sqlalchemy/v2/test_backup.py
+++ b/freezer_api/tests/unit/sqlalchemy/v2/test_backup.py
@@ -110,6 +110,14 @@ class DbBackupTestCase(base.DbTestCase):
             backupmap = result[index]
             self.assertEqual(backupids[index], backupmap['backup_id'])
 
+    @patch('freezer_api.db.sqlalchemy.api.get_backup')
+    def test_raise_add_backup_exist(self, mock_get_backup):
+        mock_get_backup.return_value = mock.MagicMock()
+        self.assertRaises(freezer_api_exc.DocumentExists,
+                          self.dbapi.add_backup, self.fake_user_id,
+                          '12343', self.fake_backup_metadata,
+                          project_id=self.fake_project_id)
+
     @patch('freezer_api.common.elasticv2_utils.BackupMetadataDoc')
     @patch('freezer_api.common.utils.BackupMetadataDoc')
     def test_raise_add_backup(self, mock1_BackupMetadataDoc,