Rename test pgjsonb returner test file to match naming convention

tests/unit/returners/test_pgjsonb.py

@@ -0,0 +1,54 @@
+# -*- coding: utf-8 -*-
+'''
+tests.unit.returners.pgjsonb_test
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+Unit tests for the PGJsonb returner (pgjsonb).
+'''
+
+# Import Python libs
+from __future__ import absolute_import, print_function, unicode_literals
+import logging
+
+# Import Salt Testing libs
+from tests.support.mixins import LoaderModuleMockMixin
+from tests.support.unit import TestCase, skipIf
+from tests.support.mock import (
+    MagicMock,
+    NO_MOCK,
+    NO_MOCK_REASON,
+    patch
+)
+
+# Import Salt libs
+import salt.returners.pgjsonb as pgjsonb
+
+log = logging.getLogger(__name__)
+
+
+@skipIf(NO_MOCK, NO_MOCK_REASON)
+class PGJsonbCleanOldJobsTestCase(TestCase, LoaderModuleMockMixin):
+    '''
+    Tests for the local_cache.clean_old_jobs function.
+    '''
+    def setup_loader_modules(self):
+        return {pgjsonb: {'__opts__': {'keep_jobs': 1, 'archive_jobs': 0}}}
+
+    def test_clean_old_jobs_purge(self):
+        '''
+        Tests that the function returns None when no jid_root is found.
+        '''
+        connect_mock = MagicMock()
+        with patch.object(pgjsonb, '_get_serv', connect_mock):
+            with patch.dict(pgjsonb.__salt__, {'config.option': MagicMock()}):
+                self.assertEqual(pgjsonb.clean_old_jobs(), None)
+
+    def test_clean_old_jobs_archive(self):
+        '''
+        Tests that the function returns None when no jid_root is found.
+        '''
+        connect_mock = MagicMock()
+        with patch.object(pgjsonb, '_get_serv', connect_mock):
+            with patch.dict(pgjsonb.__salt__, {'config.option': MagicMock()}):
+                with patch.dict(pgjsonb.__opts__, {'archive_jobs': 1}):
+                    self.assertEqual(pgjsonb.clean_old_jobs(), None)