Added Unit Tests for ci/run_tests

Change-Id: I5cd900cee809b8fd935a5c8b862a9ecd6278bdf5
Signed-off-by: ashishk1994 <ashishk.iiit@gmail.com>
(cherry picked from commit 0077ad99834d51654a75a5ccf49fcfcaf828b905)

1 files changed, 192 insertions, 0 deletions

diff --git a/functest/tests/unit/ci/test_run_tests.py b/functest/tests/unit/ci/test_run_tests.py
new file mode 100644
index 000000000..021406109
--- /dev/null
+++ b/functest/tests/unit/ci/test_run_tests.py
@@ -0,0 +1,192 @@
+#!/usr/bin/env python
+
+# All rights reserved. This program and the accompanying materials
+# are made available under the terms of the Apache License, Version 2.0
+# which accompanies this distribution, and is available at
+# http://www.apache.org/licenses/LICENSE-2.0
+
+
+import unittest
+import logging
+
+import mock
+
+from functest.ci import run_tests
+from functest.utils.constants import CONST
+
+
+class RunTestsTesting(unittest.TestCase):
+
+    logging.disable(logging.CRITICAL)
+
+    def setUp(self):
+        self.sep = 'test_sep'
+        self.creds = {'OS_AUTH_URL': 'http://test_ip:test_port/v2.0',
+                      'OS_USERNAME': 'test_os_username',
+                      'OS_TENANT_NAME': 'test_tenant',
+                      'OS_PASSWORD': 'test_password'}
+        self.test = {'test_name': 'test_name'}
+        self.tier = mock.Mock()
+        attrs = {'get_name.return_value': 'test_tier',
+                 'get_tests.return_value': ['test1', 'test2'],
+                 'get_ci_loop.return_value': 'test_ci_loop',
+                 'get_test_names.return_value': ['test1', 'test2']}
+        self.tier.configure_mock(**attrs)
+
+        self.tiers = mock.Mock()
+        attrs = {'get_tiers.return_value': [self.tier]}
+        self.tiers.configure_mock(**attrs)
+
+    @mock.patch('functest.ci.run_tests.logger.info')
+    def test_print_separator(self, mock_logger_info):
+        run_tests.print_separator(self.sep)
+        mock_logger_info.assert_called_once_with(self.sep * 44)
+
+    @mock.patch('functest.ci.run_tests.logger.error')
+    def test_source_rc_file_missing_file(self, mock_logger_error):
+        with mock.patch('functest.ci.run_tests.os.path.isfile',
+                        return_value=False), \
+                self.assertRaises(Exception):
+            run_tests.source_rc_file()
+
+    @mock.patch('functest.ci.run_tests.logger.debug')
+    def test_source_rc_file_default(self, mock_logger_debug):
+        with mock.patch('functest.ci.run_tests.os.path.isfile',
+                        return_value=True), \
+            mock.patch('functest.ci.run_tests.os_utils.source_credentials',
+                       return_value=self.creds):
+            run_tests.source_rc_file()
+
+    @mock.patch('functest.ci.run_tests.os_snapshot.main')
+    def test_generate_os_snapshot(self, mock_os_snap):
+            run_tests.generate_os_snapshot()
+            self.assertTrue(mock_os_snap.called)
+
+    @mock.patch('functest.ci.run_tests.os_clean.main')
+    def test_cleanup(self, mock_os_clean):
+            run_tests.cleanup()
+            self.assertTrue(mock_os_clean.called)
+
+    def test_update_test_info(self):
+        run_tests.GlobalVariables.EXECUTED_TEST_CASES = [self.test]
+        run_tests.update_test_info('test_name',
+                                   'test_result',
+                                   'test_duration')
+        exp = self.test
+        exp.update({"result": 'test_result',
+                    "duration": 'test_duration'})
+        self.assertEqual(run_tests.GlobalVariables.EXECUTED_TEST_CASES,
+                         [exp])
+
+    def test_get_run_dict_if_defined_default(self):
+        mock_obj = mock.Mock()
+        with mock.patch('functest.ci.run_tests.'
+                        'ft_utils.get_dict_by_test',
+                        return_value={'run': mock_obj}):
+            self.assertEqual(run_tests.get_run_dict('test_name'),
+                             mock_obj)
+
+    @mock.patch('functest.ci.run_tests.logger.error')
+    def test_get_run_dict_if_defined_missing_config_option(self,
+                                                           mock_logger_error):
+        with mock.patch('functest.ci.run_tests.'
+                        'ft_utils.get_dict_by_test',
+                        return_value=None):
+            testname = 'test_name'
+            self.assertEqual(run_tests.get_run_dict(testname),
+                             None)
+            mock_logger_error.assert_called_once_with("Cannot get {}'s config "
+                                                      "options"
+                                                      .format(testname))
+
+        with mock.patch('functest.ci.run_tests.'
+                        'ft_utils.get_dict_by_test',
+                        return_value={}):
+            testname = 'test_name'
+            self.assertEqual(run_tests.get_run_dict(testname),
+                             None)
+
+    @mock.patch('functest.ci.run_tests.logger.exception')
+    def test_get_run_dict_if_defined_exception(self,
+                                               mock_logger_except):
+        with mock.patch('functest.ci.run_tests.'
+                        'ft_utils.get_dict_by_test',
+                        side_effect=Exception):
+            testname = 'test_name'
+            self.assertEqual(run_tests.get_run_dict(testname),
+                             None)
+            mock_logger_except.assert_called_once_with("Cannot get {}'s config"
+                                                       " options"
+                                                       .format(testname))
+
+    def test_run_tests_import_test_class_exception(self):
+        mock_test = mock.Mock()
+        args = {'get_name': 'test_name',
+                'needs_clean': False}
+        mock_test.configure_mock(**args)
+        with mock.patch('functest.ci.run_tests.print_separator'),\
+            mock.patch('functest.ci.run_tests.source_rc_file'), \
+            mock.patch('functest.ci.run_tests.get_run_dict',
+                       return_value=None), \
+                self.assertRaises(Exception) as context:
+            run_tests.run_test(mock_test, 'tier_name')
+            msg = "Cannot import the class for the test case."
+            self.assertTrue(msg in context)
+
+    @mock.patch('functest.ci.run_tests.logger.info')
+    def test_run_tier_default(self, mock_logger_info):
+        with mock.patch('functest.ci.run_tests.print_separator'), \
+                mock.patch('functest.ci.run_tests.run_test') as mock_method:
+            run_tests.run_tier(self.tier)
+            mock_method.assert_any_call('test1', 'test_tier')
+            mock_method.assert_any_call('test2', 'test_tier')
+            self.assertTrue(mock_logger_info.called)
+
+    @mock.patch('functest.ci.run_tests.logger.info')
+    def test_run_tier_missing_test(self, mock_logger_info):
+        with mock.patch('functest.ci.run_tests.print_separator'):
+            self.tier.get_tests.return_value = None
+            self.assertEqual(run_tests.run_tier(self.tier), 0)
+            self.assertTrue(mock_logger_info.called)
+
+    @mock.patch('functest.ci.run_tests.logger.info')
+    def test_run_all_default(self, mock_logger_info):
+        with mock.patch('functest.ci.run_tests.run_tier') as mock_method, \
+            mock.patch('functest.ci.run_tests.generate_report.init'), \
+                mock.patch('functest.ci.run_tests.generate_report.main'):
+            CONST.CI_LOOP = 'test_ci_loop'
+            run_tests.run_all(self.tiers)
+            mock_method.assert_any_call(self.tier)
+            self.assertTrue(mock_logger_info.called)
+
+    @mock.patch('functest.ci.run_tests.logger.info')
+    def test_run_all__missing_tier(self, mock_logger_info):
+        with mock.patch('functest.ci.run_tests.generate_report.init'), \
+                mock.patch('functest.ci.run_tests.generate_report.main'):
+            CONST.CI_LOOP = 'loop_re_not_available'
+            run_tests.run_all(self.tiers)
+            self.assertTrue(mock_logger_info.called)
+
+    def test_main_failed(self):
+        kwargs = {'test': 'test_name', 'noclean': True, 'report': True}
+        mock_obj = mock.Mock()
+        args = {'get_tier.return_value': False,
+                'get_test.return_value': False}
+        mock_obj.configure_mock(**args)
+
+        with mock.patch('functest.ci.run_tests.tb.TierBuilder'), \
+            mock.patch('functest.ci.run_tests.source_rc_file',
+                       side_effect=Exception):
+            self.assertEqual(run_tests.main(**kwargs),
+                             run_tests.Result.EX_ERROR)
+
+        with mock.patch('functest.ci.run_tests.tb.TierBuilder',
+                        return_value=mock_obj), \
+            mock.patch('functest.ci.run_tests.source_rc_file',
+                       side_effect=Exception):
+            self.assertEqual(run_tests.main(**kwargs),
+                             run_tests.Result.EX_ERROR)
+
+
+if __name__ == "__main__":
+    unittest.main(verbosity=2)