Unit tests for openstack/rally.

Few bug fix in rally code along with unit tests.

Change-Id: Id39a5089ca6fce8aac5ba89eb61d31b02a5e9a98
Signed-off-by: ashishk1994 <ashishk.iiit@gmail.com>

4 files changed, 391 insertions, 0 deletions

diff --git a/functest/tests/unit/opnfv_tests/__init__.py b/functest/tests/unit/opnfv_tests/__init__.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/functest/tests/unit/opnfv_tests/__init__.py
diff --git a/functest/tests/unit/opnfv_tests/openstack/__init__.py b/functest/tests/unit/opnfv_tests/openstack/__init__.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/functest/tests/unit/opnfv_tests/openstack/__init__.py
diff --git a/functest/tests/unit/opnfv_tests/openstack/rally/__init__.py b/functest/tests/unit/opnfv_tests/openstack/rally/__init__.py
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/functest/tests/unit/opnfv_tests/openstack/rally/__init__.py
diff --git a/functest/tests/unit/opnfv_tests/openstack/rally/test_rally.py b/functest/tests/unit/opnfv_tests/openstack/rally/test_rally.py
new file mode 100644
index 00000000..ad39be48
--- /dev/null
+++ b/functest/tests/unit/opnfv_tests/openstack/rally/test_rally.py
@@ -0,0 +1,391 @@
+#!/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 json
+import logging
+import os
+import unittest
+
+import mock
+
+from functest.core import testcase_base
+from functest.opnfv_tests.openstack.rally import rally
+from functest.utils.constants import CONST
+
+
+class OSRallyTesting(unittest.TestCase):
+
+    logging.disable(logging.CRITICAL)
+
+    def setUp(self):
+        self.nova_client = mock.Mock()
+        self.neutron_client = mock.Mock()
+        self.cinder_client = mock.Mock()
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.get_nova_client',
+                        return_value=self.nova_client), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.get_neutron_client',
+                       return_value=self.neutron_client), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.get_cinder_client',
+                       return_value=self.cinder_client):
+            self.rally_base = rally.RallyBase()
+            self.rally_base.network_dict['net_id'] = 'test_net_id'
+            self.polling_iter = 2
+
+    def test_build_task_args_missing_floating_network(self):
+        CONST.OS_AUTH_URL = None
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.get_external_net',
+                        return_value=None):
+            task_args = self.rally_base._build_task_args('test_file_name')
+            self.assertEqual(task_args['floating_network'], '')
+
+    def test_build_task_args_missing_net_id(self):
+        CONST.OS_AUTH_URL = None
+        self.rally_base.network_dict['net_id'] = ''
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.get_external_net',
+                        return_value='test_floating_network'):
+            task_args = self.rally_base._build_task_args('test_file_name')
+            self.assertEqual(task_args['netid'], '')
+
+    def test_build_task_args_missing_auth_url(self):
+        CONST.OS_AUTH_URL = None
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.get_external_net',
+                        return_value='test_floating_network'):
+            task_args = self.rally_base._build_task_args('test_file_name')
+            self.assertEqual(task_args['request_url'], '')
+
+    def check_scenario_file(self, value):
+        yaml_file = 'opnfv-{}.yaml'.format('test_file_name')
+        if yaml_file in value:
+            return False
+        return True
+
+    def test_prepare_test_list_missing_scenario_file(self):
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.path.exists',
+                        side_effect=self.check_scenario_file), \
+                self.assertRaises(Exception):
+            self.rally_base._prepare_test_list('test_file_name')
+
+    def check_temp_dir(self, value):
+        yaml_file = 'opnfv-{}.yaml'.format('test_file_name')
+        if yaml_file in value:
+            return True
+        return False
+
+    def test_prepare_test_list_missing_temp_dir(self):
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.path.exists',
+                        side_effect=self.check_temp_dir), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os.makedirs') as mock_os_makedir, \
+            mock.patch.object(self.rally_base, 'apply_blacklist',
+                              return_value=mock.Mock()) as mock_method:
+            yaml_file = 'opnfv-{}.yaml'.format('test_file_name')
+            ret_val = os.path.join(self.rally_base.TEMP_DIR, yaml_file)
+            self.assertEqual(self.rally_base.
+                             _prepare_test_list('test_file_name'),
+                             ret_val)
+            self.assertTrue(mock_method.called)
+            self.assertTrue(mock_os_makedir.called)
+
+    def test_get_task_id_default(self):
+        cmd_raw = 'Task 1: started'
+        self.assertEqual(self.rally_base.get_task_id(cmd_raw),
+                         '1')
+
+    def test_get_task_id_missing_id(self):
+        cmd_raw = ''
+        self.assertEqual(self.rally_base.get_task_id(cmd_raw),
+                         None)
+
+    def test_task_succeed_fail(self):
+        json_raw = json.dumps([None])
+        self.assertEqual(self.rally_base.task_succeed(json_raw),
+                         False)
+        json_raw = json.dumps([{'result': [{'error': ['test_error']}]}])
+        self.assertEqual(self.rally_base.task_succeed(json_raw),
+                         False)
+
+    def test_task_succeed_success(self):
+        json_raw = json.dumps('')
+        self.assertEqual(self.rally_base.task_succeed(json_raw),
+                         True)
+
+    def polling(self):
+        if self.polling_iter == 0:
+            return "something"
+        self.polling_iter -= 1
+        return None
+
+    def test_get_cmd_output(self):
+        proc = mock.Mock()
+        attrs = {'poll.side_effect': self.polling,
+                 'stdout.readline.return_value': 'line'}
+        proc.configure_mock(**attrs)
+        self.assertEqual(self.rally_base.get_cmd_output(proc),
+                         'lineline')
+
+    def test_excl_scenario_default(self):
+        CONST.INSTALLER_TYPE = 'test_installer'
+        CONST.DEPLOY_SCENARIO = 'test_scenario'
+        dic = {'scenario': [{'scenarios': ['test_scenario'],
+                             'installers': ['test_installer'],
+                             'tests': ['test']}]}
+        with mock.patch('__builtin__.open', mock.mock_open()), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'yaml.safe_load',
+                       return_value=dic):
+                self.assertEqual(self.rally_base.excl_scenario(),
+                                 ['test'])
+
+    def test_excl_scenario_exception(self):
+        with mock.patch('__builtin__.open', side_effect=Exception):
+                self.assertEqual(self.rally_base.excl_scenario(),
+                                 [])
+
+    def test_excl_func_default(self):
+        CONST.INSTALLER_TYPE = 'test_installer'
+        CONST.DEPLOY_SCENARIO = 'test_scenario'
+        dic = {'functionality': [{'functions': ['no_live_migration'],
+                                  'tests': ['test']}]}
+        with mock.patch('__builtin__.open', mock.mock_open()), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'yaml.safe_load',
+                       return_value=dic), \
+            mock.patch.object(self.rally_base, 'live_migration_supported',
+                              return_value=False):
+                self.assertEqual(self.rally_base.excl_func(),
+                                 ['test'])
+
+    def test_excl_func_exception(self):
+        with mock.patch('__builtin__.open', side_effect=Exception):
+                self.assertEqual(self.rally_base.excl_func(),
+                                 [])
+
+    def test_file_is_empty_default(self):
+        mock_obj = mock.Mock()
+        attrs = {'st_size': 10}
+        mock_obj.configure_mock(**attrs)
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.stat',
+                        return_value=mock_obj):
+            self.assertEqual(self.rally_base.file_is_empty('test_file_name'),
+                             False)
+
+    def test_file_is_empty_exception(self):
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.stat',
+                        side_effect=Exception):
+            self.assertEqual(self.rally_base.file_is_empty('test_file_name'),
+                             True)
+
+    def test_run_task_missing_task_file(self):
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.path.exists',
+                        return_value=False), \
+                self.assertRaises(Exception):
+            self.rally_base._run_task('test_name')
+
+    @mock.patch('functest.opnfv_tests.openstack.rally.rally.logger.info')
+    def test_run_task_no_tests_for_scenario(self, mock_logger_info):
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.path.exists',
+                        return_value=True), \
+            mock.patch.object(self.rally_base, '_prepare_test_list',
+                              return_value='test_file_name'), \
+            mock.patch.object(self.rally_base, 'file_is_empty',
+                              return_value=True):
+            self.rally_base._run_task('test_name')
+            str = 'No tests for scenario "test_name"'
+            mock_logger_info.assert_any_call(str)
+
+    @mock.patch('functest.opnfv_tests.openstack.rally.rally.logger.error')
+    def test_run_task_taskid_missing(self, mock_logger_error):
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.path.exists',
+                        return_value=True), \
+            mock.patch.object(self.rally_base, '_prepare_test_list',
+                              return_value='test_file_name'), \
+            mock.patch.object(self.rally_base, 'file_is_empty',
+                              return_value=False), \
+            mock.patch.object(self.rally_base, '_build_task_args',
+                              return_value={}), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'subprocess.Popen'), \
+            mock.patch.object(self.rally_base, '_get_output',
+                              return_value=mock.Mock()), \
+            mock.patch.object(self.rally_base, 'get_task_id',
+                              return_value=None), \
+            mock.patch.object(self.rally_base, 'get_cmd_output',
+                              return_value=''):
+            self.rally_base._run_task('test_name')
+            str = 'Failed to retrieve task_id, validating task...'
+            mock_logger_error.assert_any_call(str)
+
+    @mock.patch('functest.opnfv_tests.openstack.rally.rally.logger.info')
+    @mock.patch('functest.opnfv_tests.openstack.rally.rally.logger.error')
+    def test_run_task_default(self, mock_logger_error,
+                              mock_logger_info):
+        popen = mock.Mock()
+        attrs = {'read.return_value': 'json_result'}
+        popen.configure_mock(**attrs)
+
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os.path.exists',
+                        return_value=True), \
+            mock.patch.object(self.rally_base, '_prepare_test_list',
+                              return_value='test_file_name'), \
+            mock.patch.object(self.rally_base, 'file_is_empty',
+                              return_value=False), \
+            mock.patch.object(self.rally_base, '_build_task_args',
+                              return_value={}), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'subprocess.Popen'), \
+            mock.patch.object(self.rally_base, '_get_output',
+                              return_value=mock.Mock()), \
+            mock.patch.object(self.rally_base, 'get_task_id',
+                              return_value='1'), \
+            mock.patch.object(self.rally_base, 'get_cmd_output',
+                              return_value=''), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os.makedirs'), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os.popen',
+                       return_value=popen), \
+            mock.patch('__builtin__.open', mock.mock_open()), \
+            mock.patch.object(self.rally_base, 'task_succeed',
+                              return_value=True):
+            self.rally_base._run_task('test_name')
+            str = 'Test scenario: "test_name" OK.\n'
+            mock_logger_info.assert_any_call(str)
+
+    def test_prepare_env_testname_invalid(self):
+        self.rally_base.TESTS = ['test1', 'test2']
+        self.rally_base.test_name = 'test'
+        with self.assertRaises(Exception):
+            self.rally_base._prepare_env()
+
+    def test_prepare_env_volume_creation_failed(self):
+        self.rally_base.TESTS = ['test1', 'test2']
+        self.rally_base.test_name = 'test1'
+        volume_type = None
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.list_volume_types',
+                        return_value=None), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.create_volume_type',
+                       return_value=volume_type), \
+                self.assertRaises(Exception):
+            self.rally_base._prepare_env()
+
+    def test_prepare_env_image_missing(self):
+        self.rally_base.TESTS = ['test1', 'test2']
+        self.rally_base.test_name = 'test1'
+        volume_type = mock.Mock()
+        image_id = None
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.list_volume_types',
+                        return_value=None), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.create_volume_type',
+                       return_value=volume_type), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.get_or_create_image',
+                       return_value=(True, image_id)), \
+                self.assertRaises(Exception):
+            self.rally_base._prepare_env()
+
+    def test_prepare_env_image_shared_network_creation_failed(self):
+        self.rally_base.TESTS = ['test1', 'test2']
+        self.rally_base.test_name = 'test1'
+        volume_type = mock.Mock()
+        image_id = 'image_id'
+        network_dict = None
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.list_volume_types',
+                        return_value=None), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.create_volume_type',
+                       return_value=volume_type), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.get_or_create_image',
+                       return_value=(True, image_id)), \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.create_shared_network_full',
+                       return_value=network_dict), \
+                self.assertRaises(Exception):
+            self.rally_base._prepare_env()
+
+    def test_run_tests_all(self):
+        self.rally_base.TESTS = ['test1', 'test2']
+        self.rally_base.test_name = 'all'
+        with mock.patch.object(self.rally_base, '_run_task',
+                               return_value=mock.Mock()):
+            self.rally_base._run_tests()
+            self.rally_base._run_task.assert_any_call('test1')
+            self.rally_base._run_task.assert_any_call('test2')
+
+    def test_run_tests_default(self):
+        self.rally_base.TESTS = ['test1', 'test2']
+        self.rally_base.test_name = 'test1'
+        with mock.patch.object(self.rally_base, '_run_task',
+                               return_value=mock.Mock()):
+            self.rally_base._run_tests()
+            self.rally_base._run_task.assert_any_call('test1')
+
+    @mock.patch('functest.opnfv_tests.openstack.rally.rally.logger.info')
+    def test_generate_report(self, mock_logger_info):
+        summary = [{'test_name': 'test_name',
+                    'overall_duration': 5,
+                    'nb_tests': 3,
+                    'success': 5}]
+        self.rally_base.summary = summary
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'ft_utils.check_success_rate',
+                        return_value='criteria'):
+            self.rally_base._generate_report()
+            self.assertTrue(mock_logger_info.called)
+
+    def test_clean_up_default(self):
+        self.rally_base.volume_type = mock.Mock()
+        self.rally_base.cinder_client = mock.Mock()
+        self.rally_base.image_exists = False
+        self.rally_base.image_id = 1
+        self.rally_base.nova_client = mock.Mock()
+        with mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                        'os_utils.delete_volume_type') as mock_vol_method, \
+            mock.patch('functest.opnfv_tests.openstack.rally.rally.'
+                       'os_utils.delete_glance_image') as mock_glance_method:
+            self.rally_base._clean_up()
+            mock_vol_method.assert_any_call(self.rally_base.cinder_client,
+                                            self.rally_base.volume_type)
+            mock_glance_method.assert_any_call(self.rally_base.nova_client,
+                                               1)
+
+    def test_run_default(self):
+        with mock.patch.object(self.rally_base, '_prepare_env'), \
+            mock.patch.object(self.rally_base, '_run_tests'), \
+            mock.patch.object(self.rally_base, '_generate_report'), \
+                mock.patch.object(self.rally_base, '_clean_up'):
+            self.assertEqual(self.rally_base.run(),
+                             testcase_base.TestcaseBase.EX_OK)
+
+    def test_run_exception(self):
+        with mock.patch.object(self.rally_base, '_prepare_env',
+                               side_effect=Exception):
+            self.assertEqual(self.rally_base.run(),
+                             testcase_base.TestcaseBase.EX_RUN_ERROR)
+
+
+if __name__ == "__main__":
+    unittest.main(verbosity=2)