Adding unit test for oc_scale

roles/lib_openshift/src/test/unit/oc_scale.py

@@ -0,0 +1,155 @@
+#!/usr/bin/env python2
+'''
+ Unit tests for oc scale
+'''
+# To run
+# python -m unittest version
+#
+# .
+# Ran 1 test in 0.597s
+#
+# OK
+
+import mock
+import os
+import sys
+import unittest
+
+# Removing invalid variable names for tests so that I can
+# keep them brief
+# pylint: disable=invalid-name,no-name-in-module
+# Disable import-error b/c our libraries aren't loaded in jenkins
+# pylint: disable=import-error
+# place class in our python path
+module_path = os.path.join('/'.join(os.path.realpath(__file__).split('/')[:-4]), 'library')  # noqa: E501
+sys.path.insert(0, module_path)
+from oc_scale import OCScale  # noqa: E402
+
+
+# pylint: disable=unused-argument
+def oc_cmd_mock(cmd, oadm=False, output=False, output_type='json', input_data=None):
+    '''mock command for openshift_cmd'''
+    version = '''oc v3.4.0.39
+kubernetes v1.4.0+776c994
+features: Basic-Auth GSSAPI Kerberos SPNEGO
+
+Server https://internal.api.opstest.openshift.com
+openshift v3.4.0.39
+kubernetes v1.4.0+776c994
+'''
+    if 'version' in cmd:
+        return {'stderr': None,
+                'stdout': version,
+                'returncode': 0,
+                'results': version,
+                'cmd': cmd}
+
+
+class OCScaleTest(unittest.TestCase):
+    '''
+     Test class for OCVersion
+    '''
+
+    def setUp(self):
+        ''' setup method will create a file and set to known configuration '''
+        pass
+
+    @mock.patch('oc_scale.OCScale.openshift_cmd')
+    def test_state_list(self, mock_openshift_cmd):
+        ''' Testing a get '''
+        params = {'name': 'router',
+                  'namespace': 'default',
+                  'replicas': 2,
+                  'state': 'list',
+                  'kind': 'dc',
+                  'kubeconfig': '/etc/origin/master/admin.kubeconfig',
+                  'debug': False}
+
+
+        dc = '''{"kind": "DeploymentConfig",
+               "apiVersion": "v1",
+               "metadata": {
+                   "name": "router",
+                   "namespace": "default",
+                   "selfLink": "/oapi/v1/namespaces/default/deploymentconfigs/router",
+                   "uid": "a441eedc-e1ae-11e6-a2d5-0e6967f34d42",
+                   "resourceVersion": "6558",
+                   "generation": 8,
+                   "creationTimestamp": "2017-01-23T20:58:07Z",
+                   "labels": {
+                       "router": "router"
+                   }
+               },
+               "spec": {
+                   "replicas": 2,
+               }
+           }'''
+
+
+        mock_openshift_cmd.side_effect = [
+            {"cmd": '/usr/bin/oc get dc router -n default',
+             'results': dc,
+             'returncode': 0,
+            }
+        ]
+
+        results = OCScale.run_ansible(params, False)
+
+        self.assertFalse(results['changed'])
+        self.assertEqual(results['result'][0], 2)
+
+    @mock.patch('oc_scale.OCScale.openshift_cmd')
+    def test_scale(self, mock_openshift_cmd):
+        ''' Testing a get '''
+        params = {'name': 'router',
+                  'namespace': 'default',
+                  'replicas': 3,
+                  'state': 'list',
+                  'kind': 'dc',
+                  'kubeconfig': '/etc/origin/master/admin.kubeconfig',
+                  'debug': False}
+
+
+        dc = '''{"kind": "DeploymentConfig",
+               "apiVersion": "v1",
+               "metadata": {
+                   "name": "router",
+                   "namespace": "default",
+                   "selfLink": "/oapi/v1/namespaces/default/deploymentconfigs/router",
+                   "uid": "a441eedc-e1ae-11e6-a2d5-0e6967f34d42",
+                   "resourceVersion": "6558",
+                   "generation": 8,
+                   "creationTimestamp": "2017-01-23T20:58:07Z",
+                   "labels": {
+                       "router": "router"
+                   }
+               },
+               "spec": {
+                   "replicas": 3,
+               }
+           }'''
+
+
+        mock_openshift_cmd.side_effect = [
+            {"cmd": '/usr/bin/oc get dc router -n default',
+             'results': dc,
+             'returncode': 0,
+            },
+            {"cmd": '/usr/bin/oc create -f /tmp/router -n default',
+             'results': '',
+             'returncode': 0,
+            },
+        ]
+
+        results = OCScale.run_ansible(params, False)
+
+        self.assertFalse(results['changed'])
+        self.assertEqual(results['result'][0], 3)
+
+    def tearDown(self):
+        '''TearDown method'''
+        pass
+
+
+if __name__ == "__main__":
+    unittest.main()