adding states/reg unit test case.

tests/unit/states/reg_test.py

@@ -0,0 +1,93 @@
+# -*- 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 reg
+
+reg.__opts__ = {}
+reg.__salt__ = {}
+
+
+@skipIf(NO_MOCK, NO_MOCK_REASON)
+class RegTestCase(TestCase):
+    '''
+    Test cases for salt.states.reg
+    '''
+    # 'present' function tests: 1
+
+    def test_present(self):
+        '''
+        Test to set a registry entry.
+        '''
+        name = 'HKEY_CURRENT_USER\\SOFTWARE\\Salt\\version'
+        value = '0.15.3'
+
+        ret = {'name': name,
+               'changes': {},
+               'result': True,
+               'comment': '{0} is already configured'.format(name)}
+
+        mock = MagicMock(side_effect=[value, 'a', 'a'])
+        mock_t = MagicMock(return_value=True)
+        with patch.dict(reg.__salt__, {'reg.read_key': mock,
+                                       'reg.set_key': mock_t}):
+            self.assertDictEqual(reg.present(name, value), ret)
+
+            with patch.dict(reg.__opts__, {'test': True}):
+                ret.update({'comment': '', 'result': None,
+                            'changes': {'reg': 'configured to 0.15.3'}})
+                self.assertDictEqual(reg.present(name, value), ret)
+
+            with patch.dict(reg.__opts__, {'test': False}):
+                ret.update({'result': True})
+                self.assertDictEqual(reg.present(name, value), ret)
+
+    # 'absent' function tests: 1
+
+    def test_absent(self):
+        '''
+        Test to remove a registry entry.
+        '''
+        name = 'HKEY_CURRENT_USER\\SOFTWARE\\Salt\\version'
+
+        ret = {'name': name,
+               'changes': {},
+               'result': True,
+               'comment': '{0} is already absent'.format(name)}
+
+        mock = MagicMock(side_effect=[False, True, True])
+        mock_t = MagicMock(return_value=True)
+        with patch.dict(reg.__salt__, {'reg.read_key': mock,
+                                       'reg.delete_key': mock_t}):
+            self.assertDictEqual(reg.absent(name), ret)
+
+            with patch.dict(reg.__opts__, {'test': True}):
+                ret.update({'comment': '', 'result': None,
+                            'changes': {'reg': 'Removed {0}'.format(name)}})
+                self.assertDictEqual(reg.absent(name), ret)
+
+            with patch.dict(reg.__opts__, {'test': False}):
+                ret.update({'result': True})
+                self.assertDictEqual(reg.absent(name), ret)
+
+
+if __name__ == '__main__':
+    from integration import run_tests
+    run_tests(RegTestCase, needs_daemon=False)