adding states/postgres_schema unit test case.

tests/unit/states/postgres_schema_test.py

@@ -0,0 +1,94 @@
+# -*- coding: utf-8 -*-
+'''
+    :codeauthor: :email:`Jayesh Kariya <jayeshk@saltstack.com>`
+'''
+# Import Python libs
+from __future__ import absolute_import
+
+# Import Salt Testing Libs
+from salttesting import skipIf, TestCase
+from salttesting.mock import (
+    NO_MOCK,
+    NO_MOCK_REASON,
+    MagicMock,
+    patch
+)
+
+from salttesting.helpers import ensure_in_syspath
+
+ensure_in_syspath('../../')
+
+# Import Salt Libs
+from salt.states import postgres_schema
+
+postgres_schema.__opts__ = {}
+postgres_schema.__salt__ = {}
+
+
+@skipIf(NO_MOCK, NO_MOCK_REASON)
+class PostgresSchemaTestCase(TestCase):
+    '''
+    Test cases for salt.states.postgres_schema
+    '''
+    # 'present' function tests: 1
+
+    def test_present(self):
+        '''
+        Test to ensure that the named schema is present in the database.
+        '''
+        name = 'myname'
+        dbname = 'mydb'
+
+        ret = {'name': name,
+               'dbname': dbname,
+               'changes': {},
+               'result': True,
+               'comment': ''}
+
+        mock = MagicMock(return_value=name)
+        with patch.dict(postgres_schema.__salt__,
+                        {'postgres.schema_get': mock}):
+            comt = ('Schema {0} already exists in database {1}'.format(name,
+                                                                       dbname))
+            ret.update({'comment': comt})
+            self.assertDictEqual(postgres_schema.present(dbname, name), ret)
+
+    # 'absent' function tests: 1
+
+    def test_absent(self):
+        '''
+        Test to ensure that the named schema is absent.
+        '''
+        name = 'myname'
+        dbname = 'mydb'
+
+        ret = {'name': name,
+               'dbname': dbname,
+               'changes': {},
+               'result': True,
+               'comment': ''}
+
+        mock_t = MagicMock(side_effect=[True, False])
+        mock = MagicMock(side_effect=[True, True, False])
+        with patch.dict(postgres_schema.__salt__,
+                        {'postgres.schema_exists': mock,
+                         'postgres.schema_remove': mock_t}):
+            comt = ('Schema {0} has been removed from database {1}'.
+                    format(name, dbname))
+            ret.update({'comment': comt, 'result': True,
+                        'changes': {name: 'Absent'}})
+            self.assertDictEqual(postgres_schema.absent(dbname, name), ret)
+
+            comt = ('Schema {0} failed to be removed'.format(name))
+            ret.update({'comment': comt, 'result': False, 'changes': {}})
+            self.assertDictEqual(postgres_schema.absent(dbname, name), ret)
+
+            comt = ('Schema {0} is not present in database {1},'
+                    ' so it cannot be removed'.format(name, dbname))
+            ret.update({'comment': comt, 'result': True})
+            self.assertDictEqual(postgres_schema.absent(dbname, name), ret)
+
+
+if __name__ == '__main__':
+    from integration import run_tests
+    run_tests(PostgresSchemaTestCase, needs_daemon=False)