Leverage on Xtesting

It removes all the files which have moved to Xtesting.
Vnf inheritances and env management will be improved in other
changes.

It keeps the same tree thanks to a symlink to allow publishing
artifacts.

Change-Id: I551bbd3f344cdab0158a50b7b09e541576695631
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

20 files changed, 55 insertions, 1745 deletions

diff --git a/functest/tests/unit/ci/test_run_tests.py b/functest/tests/unit/ci/test_run_tests.py
deleted file mode 100644
index b8dca20c4..000000000
--- a/functest/tests/unit/ci/test_run_tests.py
+++ /dev/null
@@ -1,267 +0,0 @@
-#!/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
-
-# pylint: disable=missing-docstring
-
-import logging
-import unittest
-import os
-
-import mock
-
-from functest.ci import run_tests
-from functest.core.testcase import TestCase
-
-
-class FakeModule(TestCase):
-
-    def run(self, **kwargs):
-        return TestCase.EX_OK
-
-
-class RunTestsTesting(unittest.TestCase):
-
-    def setUp(self):
-        self.runner = run_tests.Runner()
-        mock_test_case = mock.Mock()
-        mock_test_case.is_successful.return_value = TestCase.EX_OK
-        self.runner.executed_test_cases['test1'] = mock_test_case
-        self.runner.executed_test_cases['test2'] = mock_test_case
-        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()
-        test1 = mock.Mock()
-        test1.get_name.return_value = 'test1'
-        test2 = mock.Mock()
-        test2.get_name.return_value = 'test2'
-        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)
-
-        self.run_tests_parser = run_tests.RunTestsParser()
-
-    @mock.patch('functest.ci.run_tests.Runner.get_dict_by_test')
-    def test_get_run_dict(self, *args):
-        retval = {'run': mock.Mock()}
-        args[0].return_value = retval
-        self.assertEqual(self.runner.get_run_dict('test_name'), retval['run'])
-        args[0].assert_called_once_with('test_name')
-
-    @mock.patch('functest.ci.run_tests.LOGGER.error')
-    @mock.patch('functest.ci.run_tests.Runner.get_dict_by_test',
-                return_value=None)
-    def test_get_run_dict_config_ko(self, *args):
-        testname = 'test_name'
-        self.assertEqual(self.runner.get_run_dict(testname), None)
-        args[0].return_value = {}
-        self.assertEqual(self.runner.get_run_dict(testname), None)
-        calls = [mock.call(testname), mock.call(testname)]
-        args[0].assert_has_calls(calls)
-        calls = [mock.call("Cannot get %s's config options", testname),
-                 mock.call("Cannot get %s's config options", testname)]
-        args[1].assert_has_calls(calls)
-
-    @mock.patch('functest.ci.run_tests.LOGGER.exception')
-    @mock.patch('functest.ci.run_tests.Runner.get_dict_by_test',
-                side_effect=Exception)
-    def test_get_run_dict_exception(self, *args):
-        testname = 'test_name'
-        self.assertEqual(self.runner.get_run_dict(testname), None)
-        args[1].assert_called_once_with(
-            "Cannot get %s's config options", testname)
-
-    def _test_source_envfile(self, msg, key='OS_TENANT_NAME', value='admin'):
-        try:
-            del os.environ[key]
-        except Exception:  # pylint: disable=broad-except
-            pass
-        envfile = 'rc_file'
-        with mock.patch('six.moves.builtins.open',
-                        mock.mock_open(read_data=msg)) as mock_method,\
-                mock.patch('os.path.isfile', return_value=True):
-            mock_method.return_value.__iter__ = lambda self: iter(
-                self.readline, '')
-            self.runner.source_envfile(envfile)
-            mock_method.assert_called_once_with(envfile, 'r')
-            self.assertEqual(os.environ[key], value)
-
-    def test_source_envfile(self):
-        self._test_source_envfile('OS_TENANT_NAME=admin')
-        self._test_source_envfile('OS_TENANT_NAME= admin')
-        self._test_source_envfile('OS_TENANT_NAME = admin')
-        self._test_source_envfile('OS_TENANT_NAME = "admin"')
-        self._test_source_envfile('export OS_TENANT_NAME=admin')
-        self._test_source_envfile('export OS_TENANT_NAME =admin')
-        self._test_source_envfile('export OS_TENANT_NAME = admin')
-        self._test_source_envfile('export OS_TENANT_NAME = "admin"')
-        # This test will fail as soon as rc_file is fixed
-        self._test_source_envfile(
-            'export "\'OS_TENANT_NAME\'" = "\'admin\'"')
-
-    def test_get_dict_by_test(self):
-        with mock.patch('six.moves.builtins.open', mock.mock_open()), \
-                mock.patch('yaml.safe_load') as mock_yaml:
-            mock_obj = mock.Mock()
-            testcase_dict = {'case_name': 'testname',
-                             'criteria': 50}
-            attrs = {'get.return_value': [{'testcases': [testcase_dict]}]}
-            mock_obj.configure_mock(**attrs)
-            mock_yaml.return_value = mock_obj
-            self.assertDictEqual(
-                run_tests.Runner.get_dict_by_test('testname'),
-                testcase_dict)
-
-    @mock.patch('functest.ci.run_tests.Runner.get_run_dict',
-                return_value=None)
-    def test_run_tests_import_exception(self, *args):
-        mock_test = mock.Mock()
-        kwargs = {'get_name.return_value': 'test_name',
-                  'needs_clean.return_value': False}
-        mock_test.configure_mock(**kwargs)
-        with self.assertRaises(Exception) as context:
-            self.runner.run_test(mock_test)
-        args[0].assert_called_with('test_name')
-        msg = "Cannot import the class for the test case."
-        self.assertTrue(msg in str(context.exception))
-
-    @mock.patch('importlib.import_module', name="module",
-                return_value=mock.Mock(test_class=mock.Mock(
-                    side_effect=FakeModule)))
-    @mock.patch('functest.ci.run_tests.Runner.get_dict_by_test')
-    def test_run_tests_default(self, *args):
-        mock_test = mock.Mock()
-        kwargs = {'get_name.return_value': 'test_name',
-                  'needs_clean.return_value': True}
-        mock_test.configure_mock(**kwargs)
-        test_run_dict = {'module': 'test_module',
-                         'class': 'test_class'}
-        with mock.patch('functest.ci.run_tests.Runner.get_run_dict',
-                        return_value=test_run_dict):
-            self.runner.clean_flag = True
-            self.runner.run_test(mock_test)
-        args[0].assert_called_with('test_name')
-        args[1].assert_called_with('test_module')
-        self.assertEqual(self.runner.overall_result,
-                         run_tests.Result.EX_OK)
-
-    @mock.patch('functest.ci.run_tests.Runner.run_test',
-                return_value=TestCase.EX_OK)
-    def test_run_tier_default(self, *mock_methods):
-        self.assertEqual(self.runner.run_tier(self.tier),
-                         run_tests.Result.EX_OK)
-        mock_methods[0].assert_called_with(mock.ANY)
-
-    @mock.patch('functest.ci.run_tests.LOGGER.info')
-    def test_run_tier_missing_test(self, mock_logger_info):
-        self.tier.get_tests.return_value = None
-        self.assertEqual(self.runner.run_tier(self.tier),
-                         run_tests.Result.EX_ERROR)
-        self.assertTrue(mock_logger_info.called)
-
-    @mock.patch('functest.ci.run_tests.LOGGER.info')
-    @mock.patch('functest.ci.run_tests.Runner.run_tier')
-    @mock.patch('functest.ci.run_tests.Runner.summary')
-    def test_run_all_default(self, *mock_methods):
-        os.environ['CI_LOOP'] = 'test_ci_loop'
-        self.runner.run_all()
-        mock_methods[1].assert_not_called()
-        self.assertTrue(mock_methods[2].called)
-
-    @mock.patch('functest.ci.run_tests.LOGGER.info')
-    @mock.patch('functest.ci.run_tests.Runner.summary')
-    def test_run_all_missing_tier(self, *mock_methods):
-        os.environ['CI_LOOP'] = 'loop_re_not_available'
-        self.runner.run_all()
-        self.assertTrue(mock_methods[1].called)
-
-    @mock.patch('functest.ci.run_tests.Runner.source_envfile',
-                side_effect=Exception)
-    @mock.patch('functest.ci.run_tests.Runner.summary')
-    def test_main_failed(self, *mock_methods):
-        kwargs = {'test': 'test_name', 'noclean': True, 'report': True}
-        args = {'get_tier.return_value': False,
-                'get_test.return_value': False}
-        self.runner.tiers = mock.Mock()
-        self.runner.tiers.configure_mock(**args)
-        self.assertEqual(self.runner.main(**kwargs),
-                         run_tests.Result.EX_ERROR)
-        mock_methods[1].assert_called_once_with()
-
-    @mock.patch('functest.ci.run_tests.Runner.source_envfile')
-    @mock.patch('functest.ci.run_tests.Runner.run_test',
-                return_value=TestCase.EX_OK)
-    @mock.patch('functest.ci.run_tests.Runner.summary')
-    def test_main_tier(self, *mock_methods):
-        mock_tier = mock.Mock()
-        test_mock = mock.Mock()
-        test_mock.get_name.return_value = 'test1'
-        args = {'get_name.return_value': 'tier_name',
-                'get_tests.return_value': [test_mock]}
-        mock_tier.configure_mock(**args)
-        kwargs = {'test': 'tier_name', 'noclean': True, 'report': True}
-        args = {'get_tier.return_value': mock_tier,
-                'get_test.return_value': None}
-        self.runner.tiers = mock.Mock()
-        self.runner.tiers.configure_mock(**args)
-        self.assertEqual(self.runner.main(**kwargs),
-                         run_tests.Result.EX_OK)
-        mock_methods[1].assert_called()
-
-    @mock.patch('functest.ci.run_tests.Runner.source_envfile')
-    @mock.patch('functest.ci.run_tests.Runner.run_test',
-                return_value=TestCase.EX_OK)
-    def test_main_test(self, *mock_methods):
-        kwargs = {'test': 'test_name', 'noclean': True, 'report': True}
-        args = {'get_tier.return_value': None,
-                'get_test.return_value': 'test_name'}
-        self.runner.tiers = mock.Mock()
-        mock_methods[1].return_value = self.creds
-        self.runner.tiers.configure_mock(**args)
-        self.assertEqual(self.runner.main(**kwargs),
-                         run_tests.Result.EX_OK)
-        mock_methods[0].assert_called_once_with('test_name')
-
-    @mock.patch('functest.ci.run_tests.Runner.source_envfile')
-    @mock.patch('functest.ci.run_tests.Runner.run_all')
-    @mock.patch('functest.ci.run_tests.Runner.summary')
-    def test_main_all_tier(self, *args):
-        kwargs = {'get_tier.return_value': None,
-                  'get_test.return_value': None}
-        self.runner.tiers = mock.Mock()
-        self.runner.tiers.configure_mock(**kwargs)
-        self.assertEqual(
-            self.runner.main(test='all', noclean=True, report=True),
-            run_tests.Result.EX_OK)
-        args[0].assert_called_once_with(None)
-        args[1].assert_called_once_with()
-        args[2].assert_called_once_with()
-
-    @mock.patch('functest.ci.run_tests.Runner.source_envfile')
-    def test_main_any_tier_test_ko(self, *args):
-        kwargs = {'get_tier.return_value': None,
-                  'get_test.return_value': None}
-        self.runner.tiers = mock.Mock()
-        self.runner.tiers.configure_mock(**kwargs)
-        self.assertEqual(
-            self.runner.main(test='any', noclean=True, report=True),
-            run_tests.Result.EX_ERROR)
-        args[0].assert_called_once_with()
-
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/ci/test_tier_builder.py b/functest/tests/unit/ci/test_tier_builder.py
deleted file mode 100644
index ef6a007bb..000000000
--- a/functest/tests/unit/ci/test_tier_builder.py
+++ /dev/null
@@ -1,93 +0,0 @@
-#!/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
-
-# pylint: disable=missing-docstring
-
-import logging
-import unittest
-
-import mock
-
-from functest.ci import tier_builder
-
-
-class TierBuilderTesting(unittest.TestCase):
-
-    def setUp(self):
-        self.dependency = {
-            'installer': 'test_installer', 'scenario': 'test_scenario'}
-        self.testcase = {
-            'dependencies': self.dependency, 'enabled': 'true',
-            'case_name': 'test_name', 'criteria': 'test_criteria',
-            'blocking': 'test_blocking', 'description': 'test_desc',
-            'project_name': 'project_name'}
-        self.dic_tier = {
-            'name': 'test_tier', 'order': 'test_order',
-            'ci_loop': 'test_ci_loop', 'description': 'test_desc',
-            'testcases': [self.testcase]}
-        self.mock_yaml = mock.Mock()
-        attrs = {'get.return_value': [self.dic_tier]}
-        self.mock_yaml.configure_mock(**attrs)
-
-        with mock.patch('functest.ci.tier_builder.yaml.safe_load',
-                        return_value=self.mock_yaml), \
-                mock.patch('six.moves.builtins.open', mock.mock_open()):
-            self.tierbuilder = tier_builder.TierBuilder(
-                'test_installer', 'test_scenario', 'testcases_file')
-        self.tier_obj = self.tierbuilder.tier_objects[0]
-
-    def test_get_tiers(self):
-        self.assertEqual(self.tierbuilder.get_tiers(),
-                         [self.tier_obj])
-
-    def test_get_tier_names(self):
-        self.assertEqual(self.tierbuilder.get_tier_names(),
-                         ['test_tier'])
-
-    def test_get_tier_present_tier(self):
-        self.assertEqual(self.tierbuilder.get_tier('test_tier'),
-                         self.tier_obj)
-
-    def test_get_tier_missing_tier(self):
-        self.assertEqual(self.tierbuilder.get_tier('test_tier2'),
-                         None)
-
-    def test_get_test_present_test(self):
-        self.assertEqual(self.tierbuilder.get_test('test_name'),
-                         self.tier_obj.get_test('test_name'))
-
-    def test_get_test_missing_test(self):
-        self.assertEqual(self.tierbuilder.get_test('test_name2'),
-                         None)
-
-    def test_get_tests_present_tier(self):
-        self.assertEqual(self.tierbuilder.get_tests('test_tier'),
-                         self.tier_obj.tests_array)
-
-    def test_get_tests_missing_tier(self):
-        self.assertEqual(self.tierbuilder.get_tests('test_tier2'),
-                         None)
-
-    def test_get_tier_name_ok(self):
-        self.assertEqual(self.tierbuilder.get_tier_name('test_name'),
-                         'test_tier')
-
-    def test_get_tier_name_ko(self):
-        self.assertEqual(self.tierbuilder.get_tier_name('test_name2'), None)
-
-    def test_str(self):
-        message = str(self.tierbuilder)
-        self.assertTrue('test_tier' in message)
-        self.assertTrue('test_order' in message)
-        self.assertTrue('test_ci_loop' in message)
-        self.assertTrue('test_desc' in message)
-        self.assertTrue('test_name' in message)
-
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/ci/test_tier_handler.py b/functest/tests/unit/ci/test_tier_handler.py
deleted file mode 100644
index 5e7841280..000000000
--- a/functest/tests/unit/ci/test_tier_handler.py
+++ /dev/null
@@ -1,139 +0,0 @@
-#!/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
-
-# pylint: disable=missing-docstring
-
-import logging
-import unittest
-
-import mock
-
-from functest.ci import tier_handler
-
-
-class TierHandlerTesting(unittest.TestCase):
-    # pylint: disable=too-many-public-methods
-
-    def setUp(self):
-        self.test = mock.Mock()
-        attrs = {'get_name.return_value': 'test_name'}
-        self.test.configure_mock(**attrs)
-        self.mock_depend = mock.Mock()
-        attrs = {'get_scenario.return_value': 'test_scenario',
-                 'get_installer.return_value': 'test_installer'}
-        self.mock_depend.configure_mock(**attrs)
-        self.tier = tier_handler.Tier(
-            'test_tier', 'test_order', 'test_ci_loop', description='test_desc')
-        self.testcase = tier_handler.TestCase(
-            'test_name', 'true', self.mock_depend, 'test_criteria',
-            True, description='test_desc', project='project_name')
-        self.dependency = tier_handler.Dependency(
-            'test_installer', 'test_scenario')
-        self.testcase.str = self.testcase.__str__()
-        self.dependency.str = self.dependency.__str__()
-        self.tier.str = self.tier.__str__()
-
-    def test_split_text(self):
-        test_str = 'this is for testing'
-        self.assertEqual(tier_handler.split_text(test_str, 10),
-                         ['this is ', 'for ', 'testing '])
-
-    def test_add_test(self):
-        self.tier.add_test(self.test)
-        self.assertEqual(self.tier.tests_array, [self.test])
-
-    def test_get_skipped_test1(self):
-        self.assertEqual(self.tier.get_skipped_test(), [])
-
-    def test_get_skipped_test2(self):
-        self.tier.skip_test(self.test)
-        self.assertEqual(self.tier.get_skipped_test(), [self.test])
-
-    def test_get_tests(self):
-        self.tier.tests_array = [self.test]
-        self.assertEqual(self.tier.get_tests(), [self.test])
-
-    def test_get_test_names(self):
-        self.tier.tests_array = [self.test]
-        self.assertEqual(self.tier.get_test_names(), ['test_name'])
-
-    def test_get_test(self):
-        self.tier.tests_array = [self.test]
-        with mock.patch.object(self.tier, 'is_test', return_value=True):
-            self.assertEqual(self.tier.get_test('test_name'), self.test)
-
-    def test_get_test_missing_test(self):
-        self.tier.tests_array = [self.test]
-        with mock.patch.object(self.tier, 'is_test', return_value=False):
-            self.assertEqual(self.tier.get_test('test_name'), None)
-
-    def test_get_name(self):
-        self.assertEqual(self.tier.get_name(), 'test_tier')
-
-    def test_get_order(self):
-        self.assertEqual(self.tier.get_order(), 'test_order')
-
-    def test_get_ci_loop(self):
-        self.assertEqual(self.tier.get_ci_loop(), 'test_ci_loop')
-
-    def test_testcase_is_none_in_item(self):
-        self.assertEqual(tier_handler.TestCase.is_none("item"), False)
-
-    def test_testcase_is_none_no_item(self):
-        self.assertEqual(tier_handler.TestCase.is_none(None), True)
-
-    def test_testcase_is_compatible(self):
-        self.assertEqual(
-            self.testcase.is_compatible('test_installer', 'test_scenario'),
-            True)
-
-    def test_testcase_is_compatible_2(self):
-        self.assertEqual(
-            self.testcase.is_compatible('missing_installer', 'test_scenario'),
-            False)
-        self.assertEqual(
-            self.testcase.is_compatible('test_installer', 'missing_scenario'),
-            False)
-
-    @mock.patch('re.search', side_effect=TypeError)
-    def test_testcase_is_compatible3(self, *args):
-        self.assertEqual(
-            self.testcase.is_compatible('test_installer', 'test_scenario'),
-            False)
-        args[0].assert_called_once_with('test_installer', 'test_installer')
-
-    def test_testcase_get_name(self):
-        self.assertEqual(self.tier.get_name(), 'test_tier')
-
-    def test_testcase_is_enabled(self):
-        self.assertEqual(self.testcase.is_enabled(), 'true')
-
-    def test_testcase_get_criteria(self):
-        self.assertEqual(self.testcase.get_criteria(), 'test_criteria')
-
-    def test_testcase_is_blocking(self):
-        self.assertTrue(self.testcase.is_blocking())
-
-    def test_testcase_get_project(self):
-        self.assertEqual(self.testcase.get_project(), 'project_name')
-
-    def test_testcase_get_order(self):
-        self.assertEqual(self.tier.get_order(), 'test_order')
-
-    def test_testcase_get_ci_loop(self):
-        self.assertEqual(self.tier.get_ci_loop(), 'test_ci_loop')
-
-    def test_dependency_get_installer(self):
-        self.assertEqual(self.dependency.get_installer(), 'test_installer')
-
-    def test_dependency_get_scenario(self):
-        self.assertEqual(self.dependency.get_scenario(), 'test_scenario')
-
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/cli/commands/test_cli_testcase.py b/functest/tests/unit/cli/commands/test_cli_testcase.py
index 30e55fac0..67bf2d503 100644
--- a/functest/tests/unit/cli/commands/test_cli_testcase.py
+++ b/functest/tests/unit/cli/commands/test_cli_testcase.py
@@ -19,7 +19,7 @@ class CliTestCasesTesting(unittest.TestCase):
 
     def setUp(self):
         self.testname = 'testname'
-        with mock.patch('functest.ci.tier_builder'):
+        with mock.patch('xtesting.ci.tier_builder'):
             self.cli_tests = cli_testcase.CliTestcase()
 
     @mock.patch('functest.utils.functest_utils.execute_command')
diff --git a/functest/tests/unit/cli/commands/test_cli_tier.py b/functest/tests/unit/cli/commands/test_cli_tier.py
index f81ad31d0..23b614b81 100644
--- a/functest/tests/unit/cli/commands/test_cli_tier.py
+++ b/functest/tests/unit/cli/commands/test_cli_tier.py
@@ -20,7 +20,7 @@ class CliTierTesting(unittest.TestCase):
     def setUp(self):
         self.tiername = 'tiername'
         self.testnames = 'testnames'
-        with mock.patch('functest.ci.tier_builder'):
+        with mock.patch('xtesting.ci.tier_builder'):
             self.cli_tier = cli_tier.CliTier()
 
     @mock.patch('functest.cli.commands.cli_tier.click.echo')
diff --git a/functest/tests/unit/core/__init__.py b/functest/tests/unit/core/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/functest/tests/unit/core/__init__.py
+++ /dev/null
diff --git a/functest/tests/unit/core/test_feature.py b/functest/tests/unit/core/test_feature.py
deleted file mode 100644
index 3219c7265..000000000
--- a/functest/tests/unit/core/test_feature.py
+++ /dev/null
@@ -1,117 +0,0 @@
-#!/usr/bin/env python
-
-# Copyright (c) 2017 Orange and others.
-#
-# 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
-
-# pylint: disable=missing-docstring
-
-import logging
-import unittest
-
-import mock
-
-from functest.core import feature
-from functest.core import testcase
-
-
-class FeatureTestingBase(unittest.TestCase):
-
-    _case_name = "foo"
-    _project_name = "bar"
-    _repo = "dir_repo_bar"
-    _cmd = "run_bar_tests.py"
-    _output_file = '/home/opnfv/functest/results/foo.log'
-    feature = None
-
-    @mock.patch('time.time', side_effect=[1, 2])
-    def _test_run(self, status, mock_method=None):
-        self.assertEqual(self.feature.run(cmd=self._cmd), status)
-        if status == testcase.TestCase.EX_OK:
-            self.assertEqual(self.feature.result, 100)
-        else:
-            self.assertEqual(self.feature.result, 0)
-        mock_method.assert_has_calls([mock.call(), mock.call()])
-        self.assertEqual(self.feature.start_time, 1)
-        self.assertEqual(self.feature.stop_time, 2)
-
-    def test_logger_module_ko(self):
-        with mock.patch('six.moves.builtins.open'):
-            self.feature = feature.Feature(
-                project_name=self._project_name, case_name=self._case_name)
-            self.assertEqual(self.feature.logger.name, self._case_name)
-
-    def test_logger_module(self):
-        with mock.patch('six.moves.builtins.open'):
-            self.feature = feature.Feature(
-                project_name=self._project_name, case_name=self._case_name,
-                run={'module': 'bar'})
-            self.assertEqual(self.feature.logger.name, 'bar')
-
-
-class FeatureTesting(FeatureTestingBase):
-
-    def setUp(self):
-        # logging must be disabled else it calls time.time()
-        # what will break these unit tests.
-        logging.disable(logging.CRITICAL)
-        with mock.patch('six.moves.builtins.open'):
-            self.feature = feature.Feature(
-                project_name=self._project_name, case_name=self._case_name)
-
-    def test_run_exc(self):
-        # pylint: disable=bad-continuation
-        with mock.patch.object(
-                self.feature, 'execute',
-                side_effect=Exception) as mock_method:
-            self._test_run(testcase.TestCase.EX_RUN_ERROR)
-            mock_method.assert_called_once_with(cmd=self._cmd)
-
-    def test_run(self):
-        self._test_run(testcase.TestCase.EX_RUN_ERROR)
-
-
-class BashFeatureTesting(FeatureTestingBase):
-
-    def setUp(self):
-        # logging must be disabled else it calls time.time()
-        # what will break these unit tests.
-        logging.disable(logging.CRITICAL)
-        with mock.patch('six.moves.builtins.open'):
-            self.feature = feature.BashFeature(
-                project_name=self._project_name, case_name=self._case_name)
-
-    @mock.patch('subprocess.Popen')
-    def test_run_no_cmd(self, mock_subproc):
-        self.assertEqual(
-            self.feature.run(), testcase.TestCase.EX_RUN_ERROR)
-        mock_subproc.assert_not_called()
-
-    @mock.patch('subprocess.Popen')
-    def test_run_ko(self, mock_subproc):
-        with mock.patch('six.moves.builtins.open', mock.mock_open()) as mopen:
-            mock_obj = mock.Mock()
-            attrs = {'wait.return_value': 1}
-            mock_obj.configure_mock(**attrs)
-
-            mock_subproc.return_value = mock_obj
-            self._test_run(testcase.TestCase.EX_RUN_ERROR)
-            mopen.assert_called_once_with(self._output_file, "w+")
-
-    @mock.patch('subprocess.Popen')
-    def test_run(self, mock_subproc):
-        with mock.patch('six.moves.builtins.open', mock.mock_open()) as mopen:
-            mock_obj = mock.Mock()
-            attrs = {'wait.return_value': 0}
-            mock_obj.configure_mock(**attrs)
-
-            mock_subproc.return_value = mock_obj
-            self._test_run(testcase.TestCase.EX_OK)
-            mopen.assert_called_once_with(self._output_file, "w+")
-
-
-if __name__ == "__main__":
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/core/test_robotframework.py b/functest/tests/unit/core/test_robotframework.py
deleted file mode 100644
index 28fd15f69..000000000
--- a/functest/tests/unit/core/test_robotframework.py
+++ /dev/null
@@ -1,199 +0,0 @@
-#!/usr/bin/env python
-
-# Copyright (c) 2017 Orange and others.
-#
-# 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
-
-"""Define the classes required to fully cover robot."""
-
-import errno
-import logging
-import os
-import unittest
-
-import mock
-from robot.errors import DataError, RobotError
-from robot.result import model
-from robot.utils.robottime import timestamp_to_secs
-
-from functest.core import robotframework
-
-__author__ = "Cedric Ollivier <cedric.ollivier@orange.com>"
-
-
-class ResultVisitorTesting(unittest.TestCase):
-
-    """The class testing ResultVisitor."""
-    # pylint: disable=missing-docstring
-
-    def setUp(self):
-        self.visitor = robotframework.ResultVisitor()
-
-    def test_empty(self):
-        self.assertFalse(self.visitor.get_data())
-
-    def test_ok(self):
-        data = {'name': 'foo',
-                'parent': 'bar',
-                'status': 'PASS',
-                'starttime': "20161216 16:00:00.000",
-                'endtime': "20161216 16:00:01.000",
-                'elapsedtime': 1000,
-                'text': 'Hello, World!',
-                'critical': True}
-        test = model.TestCase(
-            name=data['name'], status=data['status'], message=data['text'],
-            starttime=data['starttime'], endtime=data['endtime'])
-        test.parent = mock.Mock()
-        config = {'name': data['parent'],
-                  'criticality.test_is_critical.return_value': data[
-                      'critical']}
-        test.parent.configure_mock(**config)
-        self.visitor.visit_test(test)
-        self.assertEqual(self.visitor.get_data(), [data])
-
-
-class ParseResultTesting(unittest.TestCase):
-
-    """The class testing RobotFramework.parse_results()."""
-    # pylint: disable=missing-docstring
-
-    _config = {'name': 'dummy', 'starttime': '20161216 16:00:00.000',
-               'endtime': '20161216 16:00:01.000'}
-
-    def setUp(self):
-        self.test = robotframework.RobotFramework(
-            case_name='robot', project_name='functest')
-
-    @mock.patch('robot.api.ExecutionResult', side_effect=DataError)
-    def test_raises_exc(self, mock_method):
-        with self.assertRaises(DataError):
-            self.test.parse_results()
-        mock_method.assert_called_once_with(
-            os.path.join(self.test.res_dir, 'output.xml'))
-
-    def _test_result(self, config, result):
-        suite = mock.Mock()
-        suite.configure_mock(**config)
-        with mock.patch('robot.api.ExecutionResult',
-                        return_value=mock.Mock(suite=suite)):
-            self.test.parse_results()
-            self.assertEqual(self.test.result, result)
-            self.assertEqual(self.test.start_time,
-                             timestamp_to_secs(config['starttime']))
-            self.assertEqual(self.test.stop_time,
-                             timestamp_to_secs(config['endtime']))
-            self.assertEqual(self.test.details,
-                             {'description': config['name'], 'tests': []})
-
-    def test_null_passed(self):
-        self._config.update({'statistics.critical.passed': 0,
-                             'statistics.critical.total': 20})
-        self._test_result(self._config, 0)
-
-    def test_no_test(self):
-        self._config.update({'statistics.critical.passed': 20,
-                             'statistics.critical.total': 0})
-        self._test_result(self._config, 0)
-
-    def test_half_success(self):
-        self._config.update({'statistics.critical.passed': 10,
-                             'statistics.critical.total': 20})
-        self._test_result(self._config, 50)
-
-    def test_success(self):
-        self._config.update({'statistics.critical.passed': 20,
-                             'statistics.critical.total': 20})
-        self._test_result(self._config, 100)
-
-
-class RunTesting(unittest.TestCase):
-
-    """The class testing RobotFramework.run()."""
-    # pylint: disable=missing-docstring
-
-    suites = ["foo"]
-    variable = []
-    variablefile = []
-
-    def setUp(self):
-        self.test = robotframework.RobotFramework(
-            case_name='robot', project_name='functest')
-
-    def test_exc_key_error(self):
-        self.assertEqual(self.test.run(), self.test.EX_RUN_ERROR)
-
-    @mock.patch('robot.run')
-    def _test_makedirs_exc(self, *args):
-        with mock.patch.object(self.test, 'parse_results') as mock_method:
-            self.assertEqual(
-                self.test.run(
-                    suites=self.suites, variable=self.variable,
-                    variablefile=self.variablefile),
-                self.test.EX_RUN_ERROR)
-            args[0].assert_not_called()
-            mock_method.asser_not_called()
-
-    @mock.patch('os.makedirs', side_effect=Exception)
-    def test_makedirs_exc(self, *args):
-        self._test_makedirs_exc()
-        args[0].assert_called_once_with(self.test.res_dir)
-
-    @mock.patch('os.makedirs', side_effect=OSError)
-    def test_makedirs_oserror(self, *args):
-        self._test_makedirs_exc()
-        args[0].assert_called_once_with(self.test.res_dir)
-
-    @mock.patch('robot.run')
-    def _test_makedirs(self, *args):
-        with mock.patch.object(self.test, 'parse_results') as mock_method:
-            self.assertEqual(
-                self.test.run(suites=self.suites, variable=self.variable),
-                self.test.EX_OK)
-            args[0].assert_called_once_with(
-                *self.suites, log='NONE', output=self.test.xml_file,
-                report='NONE', stdout=mock.ANY, variable=self.variable,
-                variablefile=self.variablefile)
-            mock_method.assert_called_once_with()
-
-    @mock.patch('os.makedirs', side_effect=OSError(errno.EEXIST, ''))
-    def test_makedirs_oserror17(self, *args):
-        self._test_makedirs()
-        args[0].assert_called_once_with(self.test.res_dir)
-
-    @mock.patch('os.makedirs')
-    def test_makedirs(self, *args):
-        self._test_makedirs()
-        args[0].assert_called_once_with(self.test.res_dir)
-
-    @mock.patch('robot.run')
-    def _test_parse_results(self, status, *args):
-        self.assertEqual(
-            self.test.run(
-                suites=self.suites, variable=self.variable,
-                variablefile=self.variablefile),
-            status)
-        args[0].assert_called_once_with(
-            *self.suites, log='NONE', output=self.test.xml_file,
-            report='NONE', stdout=mock.ANY, variable=self.variable,
-            variablefile=self.variablefile)
-
-    def test_parse_results_exc(self):
-        with mock.patch.object(self.test, 'parse_results',
-                               side_effect=Exception) as mock_method:
-            self._test_parse_results(self.test.EX_RUN_ERROR)
-            mock_method.assert_called_once_with()
-
-    def test_parse_results_robot_error(self):
-        with mock.patch.object(self.test, 'parse_results',
-                               side_effect=RobotError('foo')) as mock_method:
-            self._test_parse_results(self.test.EX_RUN_ERROR)
-            mock_method.assert_called_once_with()
-
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/core/test_testcase.py b/functest/tests/unit/core/test_testcase.py
deleted file mode 100644
index e11e5ff7b..000000000
--- a/functest/tests/unit/core/test_testcase.py
+++ /dev/null
@@ -1,277 +0,0 @@
-#!/usr/bin/env python
-
-# Copyright (c) 2016 Orange and others.
-#
-# 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
-
-"""Define the class required to fully cover testcase."""
-
-from datetime import datetime
-import json
-import logging
-import os
-import unittest
-
-from functest.core import testcase
-
-import mock
-import requests
-
-
-__author__ = "Cedric Ollivier <cedric.ollivier@orange.com>"
-
-
-class TestCaseTesting(unittest.TestCase):
-    """The class testing TestCase."""
-
-    # pylint: disable=missing-docstring,too-many-public-methods
-
-    _case_name = "base"
-    _project_name = "functest"
-    _published_result = "PASS"
-    _test_db_url = "http://testresults.opnfv.org/test/api/v1/results"
-    _headers = {'Content-Type': 'application/json'}
-
-    def setUp(self):
-        self.test = testcase.TestCase(case_name=self._case_name,
-                                      project_name=self._project_name)
-        self.test.start_time = 1
-        self.test.stop_time = 2
-        self.test.result = 100
-        self.test.details = {"Hello": "World"}
-        os.environ['TEST_DB_URL'] = TestCaseTesting._test_db_url
-        os.environ['INSTALLER_TYPE'] = "installer_type"
-        os.environ['DEPLOY_SCENARIO'] = "scenario"
-        os.environ['NODE_NAME'] = "node_name"
-        os.environ['BUILD_TAG'] = "foo-daily-master-bar"
-
-    def test_run_unimplemented(self):
-        self.assertEqual(self.test.run(),
-                         testcase.TestCase.EX_RUN_ERROR)
-
-    def _test_pushdb_missing_attribute(self):
-        self.assertEqual(self.test.push_to_db(),
-                         testcase.TestCase.EX_PUSH_TO_DB_ERROR)
-
-    def test_pushdb_no_project_name(self):
-        self.test.project_name = None
-        self._test_pushdb_missing_attribute()
-
-    def test_pushdb_no_case_name(self):
-        self.test.case_name = None
-        self._test_pushdb_missing_attribute()
-
-    def test_pushdb_no_start_time(self):
-        self.test.start_time = None
-        self._test_pushdb_missing_attribute()
-
-    def test_pushdb_no_stop_time(self):
-        self.test.stop_time = None
-        self._test_pushdb_missing_attribute()
-
-    def _test_pushdb_missing_env(self, var):
-        del os.environ[var]
-        self.assertEqual(self.test.push_to_db(),
-                         testcase.TestCase.EX_PUSH_TO_DB_ERROR)
-
-    def test_pushdb_no_db_url(self):
-        self._test_pushdb_missing_env('TEST_DB_URL')
-
-    def test_pushdb_no_installer_type(self):
-        self._test_pushdb_missing_env('INSTALLER_TYPE')
-
-    def test_pushdb_no_deploy_scenario(self):
-        self._test_pushdb_missing_env('DEPLOY_SCENARIO')
-
-    def test_pushdb_no_node_name(self):
-        self._test_pushdb_missing_env('NODE_NAME')
-
-    def test_pushdb_no_build_tag(self):
-        self._test_pushdb_missing_env('BUILD_TAG')
-
-    @mock.patch('requests.post')
-    def test_pushdb_bad_start_time(self, mock_function=None):
-        self.test.start_time = "1"
-        self.assertEqual(
-            self.test.push_to_db(),
-            testcase.TestCase.EX_PUSH_TO_DB_ERROR)
-        mock_function.assert_not_called()
-
-    @mock.patch('requests.post')
-    def test_pushdb_bad_end_time(self, mock_function=None):
-        self.test.stop_time = "2"
-        self.assertEqual(
-            self.test.push_to_db(),
-            testcase.TestCase.EX_PUSH_TO_DB_ERROR)
-        mock_function.assert_not_called()
-
-    def _get_data(self):
-        return {
-            "build_tag": os.environ['BUILD_TAG'],
-            "case_name": self._case_name,
-            "criteria": 'PASS' if self.test.is_successful(
-                ) == self.test.EX_OK else 'FAIL',
-            "details": self.test.details,
-            "installer": os.environ['INSTALLER_TYPE'],
-            "pod_name": os.environ['NODE_NAME'],
-            "project_name": self.test.project_name,
-            "scenario": os.environ['DEPLOY_SCENARIO'],
-            "start_date": datetime.fromtimestamp(
-                self.test.start_time).strftime('%Y-%m-%d %H:%M:%S'),
-            "stop_date": datetime.fromtimestamp(
-                self.test.stop_time).strftime('%Y-%m-%d %H:%M:%S'),
-            "version": "master"}
-
-    @mock.patch('requests.post')
-    def _test_pushdb_version(self, mock_function=None, **kwargs):
-        payload = self._get_data()
-        payload["version"] = kwargs.get("version", "unknown")
-        self.assertEqual(self.test.push_to_db(), testcase.TestCase.EX_OK)
-        mock_function.assert_called_once_with(
-            os.environ['TEST_DB_URL'],
-            data=json.dumps(payload, sort_keys=True),
-            headers=self._headers)
-
-    def test_pushdb_daily_job(self):
-        self._test_pushdb_version(version="master")
-
-    def test_pushdb_weekly_job(self):
-        os.environ['BUILD_TAG'] = 'foo-weekly-master-bar'
-        self._test_pushdb_version(version="master")
-
-    def test_pushdb_random_build_tag(self):
-        os.environ['BUILD_TAG'] = 'whatever'
-        self._test_pushdb_version(version="unknown")
-
-    @mock.patch('requests.post', return_value=mock.Mock(
-        raise_for_status=mock.Mock(
-            side_effect=requests.exceptions.HTTPError)))
-    def test_pushdb_http_errors(self, mock_function=None):
-        self.assertEqual(
-            self.test.push_to_db(),
-            testcase.TestCase.EX_PUSH_TO_DB_ERROR)
-        mock_function.assert_called_once_with(
-            os.environ['TEST_DB_URL'],
-            data=json.dumps(self._get_data(), sort_keys=True),
-            headers=self._headers)
-
-    def test_check_criteria_missing(self):
-        self.test.criteria = None
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_TESTCASE_FAILED)
-
-    def test_check_result_missing(self):
-        self.test.result = None
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_TESTCASE_FAILED)
-
-    def test_check_result_failed(self):
-        # Backward compatibility
-        # It must be removed as soon as TestCase subclasses
-        # stop setting result = 'PASS' or 'FAIL'.
-        self.test.result = 'FAIL'
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_TESTCASE_FAILED)
-
-    def test_check_result_pass(self):
-        # Backward compatibility
-        # It must be removed as soon as TestCase subclasses
-        # stop setting result = 'PASS' or 'FAIL'.
-        self.test.result = 'PASS'
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_OK)
-
-    def test_check_result_lt(self):
-        self.test.result = 50
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_TESTCASE_FAILED)
-
-    def test_check_result_eq(self):
-        self.test.result = 100
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_OK)
-
-    def test_check_result_gt(self):
-        self.test.criteria = 50
-        self.test.result = 100
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_OK)
-
-    def test_check_result_zero(self):
-        self.test.criteria = 0
-        self.test.result = 0
-        self.assertEqual(self.test.is_successful(),
-                         testcase.TestCase.EX_TESTCASE_FAILED)
-
-    def test_get_duration_start_ko(self):
-        self.test.start_time = None
-        self.assertEqual(self.test.get_duration(), "XX:XX")
-        self.test.start_time = 0
-        self.assertEqual(self.test.get_duration(), "XX:XX")
-
-    def test_get_duration_end_ko(self):
-        self.test.stop_time = None
-        self.assertEqual(self.test.get_duration(), "XX:XX")
-        self.test.stop_time = 0
-        self.assertEqual(self.test.get_duration(), "XX:XX")
-
-    def test_get_invalid_duration(self):
-        self.test.start_time = 2
-        self.test.stop_time = 1
-        self.assertEqual(self.test.get_duration(), "XX:XX")
-
-    def test_get_zero_duration(self):
-        self.test.start_time = 2
-        self.test.stop_time = 2
-        self.assertEqual(self.test.get_duration(), "00:00")
-
-    def test_get_duration(self):
-        self.test.start_time = 1
-        self.test.stop_time = 180
-        self.assertEqual(self.test.get_duration(), "02:59")
-
-    def test_str_project_name_ko(self):
-        self.test.project_name = None
-        self.assertIn("<functest.core.testcase.TestCase object at",
-                      str(self.test))
-
-    def test_str_case_name_ko(self):
-        self.test.case_name = None
-        self.assertIn("<functest.core.testcase.TestCase object at",
-                      str(self.test))
-
-    def test_str_pass(self):
-        duration = '01:01'
-        with mock.patch.object(self.test, 'get_duration',
-                               return_value=duration), \
-                mock.patch.object(self.test, 'is_successful',
-                                  return_value=testcase.TestCase.EX_OK):
-            message = str(self.test)
-        self.assertIn(self._project_name, message)
-        self.assertIn(self._case_name, message)
-        self.assertIn(duration, message)
-        self.assertIn('PASS', message)
-
-    def test_str_fail(self):
-        duration = '00:59'
-        with mock.patch.object(self.test, 'get_duration',
-                               return_value=duration), \
-                mock.patch.object(
-                    self.test, 'is_successful',
-                    return_value=testcase.TestCase.EX_TESTCASE_FAILED):
-            message = str(self.test)
-        self.assertIn(self._project_name, message)
-        self.assertIn(self._case_name, message)
-        self.assertIn(duration, message)
-        self.assertIn('FAIL', message)
-
-    def test_clean(self):
-        self.assertEqual(self.test.clean(), None)
-
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/core/test_unit.py b/functest/tests/unit/core/test_unit.py
deleted file mode 100644
index ca73de672..000000000
--- a/functest/tests/unit/core/test_unit.py
+++ /dev/null
@@ -1,98 +0,0 @@
-#!/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
-
-# pylint: disable=missing-docstring
-
-import logging
-import unittest
-
-import mock
-
-from functest.core import unit
-from functest.core import testcase
-
-
-class PyTestSuiteRunnerTesting(unittest.TestCase):
-
-    def setUp(self):
-        self.psrunner = unit.Suite()
-        self.psrunner.suite = "foo"
-
-    @mock.patch('unittest.TestLoader')
-    def _test_run(self, mock_class=None, result=mock.Mock(),
-                  status=testcase.TestCase.EX_OK):
-        with mock.patch('functest.core.unit.unittest.TextTestRunner.run',
-                        return_value=result):
-            self.assertEqual(self.psrunner.run(), status)
-            mock_class.assert_not_called()
-
-    def test_check_suite_null(self):
-        self.assertEqual(unit.Suite().suite, None)
-        self.psrunner.suite = None
-        self._test_run(result=mock.Mock(),
-                       status=testcase.TestCase.EX_RUN_ERROR)
-
-    def test_run_no_ut(self):
-        mock_result = mock.Mock(testsRun=0, errors=[], failures=[])
-        self._test_run(result=mock_result,
-                       status=testcase.TestCase.EX_RUN_ERROR)
-        self.assertEqual(self.psrunner.result, 0)
-        self.assertEqual(self.psrunner.details,
-                         {'errors': 0, 'failures': 0, 'stream': '',
-                          'testsRun': 0})
-        self.assertEqual(self.psrunner.is_successful(),
-                         testcase.TestCase.EX_TESTCASE_FAILED)
-
-    def test_run_result_ko(self):
-        self.psrunner.criteria = 100
-        mock_result = mock.Mock(testsRun=50, errors=[('test1', 'error_msg1')],
-                                failures=[('test2', 'failure_msg1')])
-        self._test_run(result=mock_result)
-        self.assertEqual(self.psrunner.result, 96)
-        self.assertEqual(self.psrunner.details,
-                         {'errors': 1, 'failures': 1, 'stream': '',
-                          'testsRun': 50})
-        self.assertEqual(self.psrunner.is_successful(),
-                         testcase.TestCase.EX_TESTCASE_FAILED)
-
-    def test_run_result_ok(self):
-        mock_result = mock.Mock(testsRun=50, errors=[],
-                                failures=[])
-        self._test_run(result=mock_result)
-        self.assertEqual(self.psrunner.result, 100)
-        self.assertEqual(self.psrunner.details,
-                         {'errors': 0, 'failures': 0, 'stream': '',
-                          'testsRun': 50})
-        self.assertEqual(self.psrunner.is_successful(),
-                         testcase.TestCase.EX_OK)
-
-    @mock.patch('unittest.TestLoader')
-    def test_run_name_exc(self, mock_class=None):
-        mock_obj = mock.Mock(side_effect=ImportError)
-        mock_class.side_effect = mock_obj
-        self.assertEqual(self.psrunner.run(name='foo'),
-                         testcase.TestCase.EX_RUN_ERROR)
-        mock_class.assert_called_once_with()
-        mock_obj.assert_called_once_with()
-
-    @mock.patch('unittest.TestLoader')
-    def test_run_name(self, mock_class=None):
-        mock_result = mock.Mock(testsRun=50, errors=[],
-                                failures=[])
-        mock_obj = mock.Mock()
-        mock_class.side_effect = mock_obj
-        with mock.patch('functest.core.unit.unittest.TextTestRunner.run',
-                        return_value=mock_result):
-            self.assertEqual(self.psrunner.run(name='foo'),
-                             testcase.TestCase.EX_OK)
-        mock_class.assert_called_once_with()
-        mock_obj.assert_called_once_with()
-
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/core/test_vnf.py b/functest/tests/unit/core/test_vnf.py
index dbdcc0f05..81d9eef76 100644
--- a/functest/tests/unit/core/test_vnf.py
+++ b/functest/tests/unit/core/test_vnf.py
@@ -13,13 +13,12 @@ import logging
 import unittest
 
 import mock
+from snaps.openstack.os_credentials import OSCreds
+from xtesting.core import testcase
 
 from functest.core import vnf
-from functest.core import testcase
 from functest.utils import constants
 
-from snaps.openstack.os_credentials import OSCreds
-
 
 class VnfBaseTesting(unittest.TestCase):
     """The class testing VNF."""
diff --git a/functest/tests/unit/energy/__init__.py b/functest/tests/unit/energy/__init__.py
deleted file mode 100644
index e69de29bb..000000000
--- a/functest/tests/unit/energy/__init__.py
+++ /dev/null
diff --git a/functest/tests/unit/energy/test_functest_energy.py b/functest/tests/unit/energy/test_functest_energy.py
deleted file mode 100644
index fd1104327..000000000
--- a/functest/tests/unit/energy/test_functest_energy.py
+++ /dev/null
@@ -1,371 +0,0 @@
-#!/usr/bin/env python
-# -*- coding: UTF-8 -*-
-
-# Copyright (c) 2017 Orange and others.
-#
-# 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
-
-"""Unitary test for energy module."""
-# pylint: disable=unused-argument
-import logging
-import os
-import unittest
-
-import mock
-import requests
-
-from functest.energy.energy import EnergyRecorder
-import functest.energy.energy as energy
-
-CASE_NAME = "UNIT_TEST_CASE"
-STEP_NAME = "UNIT_TEST_STEP"
-
-PREVIOUS_SCENARIO = "previous_scenario"
-PREVIOUS_STEP = "previous_step"
-
-
-class MockHttpResponse(object):  # pylint: disable=too-few-public-methods
-    """Mock response for Energy recorder API."""
-
-    def __init__(self, text, status_code):
-        """Create an instance of MockHttpResponse."""
-        self.text = text
-        self.status_code = status_code
-
-
-API_OK = MockHttpResponse(
-    '{"status": "OK"}',
-    200
-)
-API_KO = MockHttpResponse(
-    '{"message": "API-KO"}',
-    500
-)
-
-RECORDER_OK = MockHttpResponse(
-    '{"environment": "UNIT_TEST",'
-    ' "step": "string",'
-    ' "scenario": "' + CASE_NAME + '"}',
-    200
-)
-RECORDER_KO = MockHttpResponse(
-    '{"message": "An unhandled API exception occurred (MOCK)"}',
-    500
-)
-RECORDER_NOT_FOUND = MockHttpResponse(
-    '{"message": "Recorder not found (MOCK)"}',
-    404
-)
-
-
-# pylint: disable=too-many-public-methods
-class EnergyRecorderTest(unittest.TestCase):
-    """Energy module unitary test suite."""
-
-    case_name = CASE_NAME
-    request_headers = {'content-type': 'application/json'}
-    returned_value_to_preserve = "value"
-    exception_message_to_preserve = "exception_message"
-
-    @staticmethod
-    def _set_env_creds():
-        """Set config values."""
-        os.environ["ENERGY_RECORDER_API_URL"] = "http://pod-uri:8888"
-        os.environ["ENERGY_RECORDER_API_USER"] = "user"
-        os.environ["ENERGY_RECORDER_API_PASSWORD"] = "password"
-
-    @staticmethod
-    def _set_env_nocreds():
-        """Set config values."""
-        os.environ["ENERGY_RECORDER_API_URL"] = "http://pod-uri:8888"
-        del os.environ["ENERGY_RECORDER_API_USER"]
-        del os.environ["ENERGY_RECORDER_API_PASSWORD"]
-
-    @mock.patch('functest.energy.energy.requests.post',
-                return_value=RECORDER_OK)
-    def test_start(self, post_mock=None, get_mock=None):
-        """EnergyRecorder.start method (regular case)."""
-        self.test_load_config()
-        self.assertTrue(EnergyRecorder.start(self.case_name))
-        post_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"],
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            data=mock.ANY,
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.requests.post',
-                side_effect=Exception("Internal execution error (MOCK)"))
-    def test_start_error(self, post_mock=None):
-        """EnergyRecorder.start method (error in method)."""
-        self.test_load_config()
-        self.assertFalse(EnergyRecorder.start(self.case_name))
-        post_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"],
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            data=mock.ANY,
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.EnergyRecorder.load_config',
-                side_effect=Exception("Internal execution error (MOCK)"))
-    def test_start_exception(self, conf_loader_mock=None):
-        """EnergyRecorder.start test with exception during execution."""
-        start_status = EnergyRecorder.start(CASE_NAME)
-        self.assertFalse(start_status)
-
-    @mock.patch('functest.energy.energy.requests.post',
-                return_value=RECORDER_KO)
-    def test_start_api_error(self, post_mock=None):
-        """EnergyRecorder.start method (API error)."""
-        self.test_load_config()
-        self.assertFalse(EnergyRecorder.start(self.case_name))
-        post_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"],
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            data=mock.ANY,
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.requests.post',
-                return_value=RECORDER_OK)
-    def test_set_step(self, post_mock=None):
-        """EnergyRecorder.set_step method (regular case)."""
-        self.test_load_config()
-        self.assertTrue(EnergyRecorder.set_step(STEP_NAME))
-        post_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"] + "/step",
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            data=mock.ANY,
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.requests.post',
-                return_value=RECORDER_KO)
-    def test_set_step_api_error(self, post_mock=None):
-        """EnergyRecorder.set_step method (API error)."""
-        self.test_load_config()
-        self.assertFalse(EnergyRecorder.set_step(STEP_NAME))
-        post_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"] + "/step",
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            data=mock.ANY,
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.requests.post',
-                side_effect=Exception("Internal execution error (MOCK)"))
-    def test_set_step_error(self, post_mock=None):
-        """EnergyRecorder.set_step method (method error)."""
-        self.test_load_config()
-        self.assertFalse(EnergyRecorder.set_step(STEP_NAME))
-        post_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"] + "/step",
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            data=mock.ANY,
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.EnergyRecorder.load_config',
-                side_effect=requests.exceptions.ConnectionError())
-    def test_set_step_connection_error(self, conf_loader_mock=None):
-        """EnergyRecorder.start test with exception during execution."""
-        step_status = EnergyRecorder.set_step(STEP_NAME)
-        self.assertFalse(step_status)
-
-    @mock.patch('functest.energy.energy.requests.delete',
-                return_value=RECORDER_OK)
-    def test_stop(self, delete_mock=None):
-        """EnergyRecorder.stop method (regular case)."""
-        self.test_load_config()
-        self.assertTrue(EnergyRecorder.stop())
-        delete_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"],
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.requests.delete',
-                return_value=RECORDER_KO)
-    def test_stop_api_error(self, delete_mock=None):
-        """EnergyRecorder.stop method (API Error)."""
-        self.test_load_config()
-        self.assertFalse(EnergyRecorder.stop())
-        delete_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"],
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @mock.patch('functest.energy.energy.requests.delete',
-                side_effect=Exception("Internal execution error (MOCK)"))
-    def test_stop_error(self, delete_mock=None):
-        """EnergyRecorder.stop method (method error)."""
-        self.test_load_config()
-        self.assertFalse(EnergyRecorder.stop())
-        delete_mock.assert_called_once_with(
-            EnergyRecorder.energy_recorder_api["uri"],
-            auth=EnergyRecorder.energy_recorder_api["auth"],
-            headers=self.request_headers,
-            timeout=EnergyRecorder.CONNECTION_TIMEOUT
-        )
-
-    @energy.enable_recording
-    def __decorated_method(self):
-        """Call with to energy recorder decorators."""
-        return self.returned_value_to_preserve
-
-    @energy.enable_recording
-    def __decorated_method_with_ex(self):
-        """Call with to energy recorder decorators."""
-        raise Exception(self.exception_message_to_preserve)
-
-    @mock.patch("functest.energy.energy.EnergyRecorder.get_current_scenario",
-                return_value=None)
-    @mock.patch("functest.energy.energy.EnergyRecorder")
-    def test_decorators(self,
-                        recorder_mock=None,
-                        cur_scenario_mock=None):
-        """Test energy module decorators."""
-        self.__decorated_method()
-        calls = [mock.call.start(self.case_name),
-                 mock.call.stop()]
-        recorder_mock.assert_has_calls(calls)
-
-    @mock.patch("functest.energy.energy.EnergyRecorder.get_current_scenario",
-                return_value={"scenario": PREVIOUS_SCENARIO,
-                              "step": PREVIOUS_STEP})
-    @mock.patch("functest.energy.energy.EnergyRecorder")
-    def test_decorators_with_previous(self,
-                                      recorder_mock=None,
-                                      cur_scenario_mock=None):
-        """Test energy module decorators."""
-        os.environ['NODE_NAME'] = 'MOCK_POD'
-        self._set_env_creds()
-        self.__decorated_method()
-        calls = [mock.call.start(self.case_name),
-                 mock.call.submit_scenario(PREVIOUS_SCENARIO,
-                                           PREVIOUS_STEP)]
-        recorder_mock.assert_has_calls(calls, True)
-
-    def test_decorator_preserve_return(self):
-        """Test that decorator preserve method returned value."""
-        self.test_load_config()
-        self.assertTrue(
-            self.__decorated_method() == self.returned_value_to_preserve
-        )
-
-    @mock.patch(
-        "functest.energy.energy.finish_session")
-    def test_decorator_preserve_ex(self, finish_mock=None):
-        """Test that decorator preserve method exceptions."""
-        self.test_load_config()
-        with self.assertRaises(Exception) as context:
-            self.__decorated_method_with_ex()
-        self.assertTrue(
-            self.exception_message_to_preserve in str(context.exception)
-        )
-        self.assertTrue(finish_mock.called)
-
-    @mock.patch("functest.energy.energy.requests.get",
-                return_value=API_OK)
-    def test_load_config(self, loader_mock=None, get_mock=None):
-        """Test load config."""
-        os.environ['NODE_NAME'] = 'MOCK_POD'
-        self._set_env_creds()
-        EnergyRecorder.energy_recorder_api = None
-        EnergyRecorder.load_config()
-
-        self.assertEquals(
-            EnergyRecorder.energy_recorder_api["auth"],
-            ("user", "password")
-        )
-        self.assertEquals(
-            EnergyRecorder.energy_recorder_api["uri"],
-            "http://pod-uri:8888/recorders/environment/MOCK_POD"
-        )
-
-    @mock.patch("functest.energy.energy.requests.get",
-                return_value=API_OK)
-    def test_load_config_no_creds(self, loader_mock=None, get_mock=None):
-        """Test load config without creds."""
-        os.environ['NODE_NAME'] = 'MOCK_POD'
-        self._set_env_nocreds()
-        EnergyRecorder.energy_recorder_api = None
-        EnergyRecorder.load_config()
-        self.assertEquals(EnergyRecorder.energy_recorder_api["auth"], None)
-        self.assertEquals(
-            EnergyRecorder.energy_recorder_api["uri"],
-            "http://pod-uri:8888/recorders/environment/MOCK_POD"
-        )
-
-    @mock.patch("functest.energy.energy.requests.get",
-                return_value=API_OK)
-    def test_load_config_ex(self, loader_mock=None, get_mock=None):
-        """Test load config with exception."""
-        for key in ['NODE_NAME', 'ENERGY_RECORDER_API_URL']:
-            os.environ[key] = ''
-            with self.assertRaises(AssertionError):
-                EnergyRecorder.energy_recorder_api = None
-                EnergyRecorder.load_config()
-            self.assertEquals(EnergyRecorder.energy_recorder_api, None)
-
-    @mock.patch("functest.energy.energy.requests.get",
-                return_value=API_KO)
-    def test_load_config_api_ko(self, loader_mock=None, get_mock=None):
-        """Test load config with API unavailable."""
-        os.environ['NODE_NAME'] = 'MOCK_POD'
-        self._set_env_creds()
-        EnergyRecorder.energy_recorder_api = None
-        EnergyRecorder.load_config()
-        self.assertEquals(EnergyRecorder.energy_recorder_api["available"],
-                          False)
-
-    @mock.patch('functest.energy.energy.requests.get',
-                return_value=RECORDER_OK)
-    def test_get_current_scenario(self, loader_mock=None, get_mock=None):
-        """Test get_current_scenario."""
-        os.environ['NODE_NAME'] = 'MOCK_POD'
-        self.test_load_config()
-        scenario = EnergyRecorder.get_current_scenario()
-        self.assertTrue(scenario is not None)
-
-    @mock.patch('functest.energy.energy.requests.get',
-                return_value=RECORDER_NOT_FOUND)
-    def test_current_scenario_not_found(self, get_mock=None):
-        """Test get current scenario not existing."""
-        os.environ['NODE_NAME'] = 'MOCK_POD'
-        self.test_load_config()
-        scenario = EnergyRecorder.get_current_scenario()
-        self.assertTrue(scenario is None)
-
-    @mock.patch('functest.energy.energy.requests.get',
-                return_value=RECORDER_KO)
-    def test_current_scenario_api_error(self, get_mock=None):
-        """Test get current scenario with API error."""
-        os.environ['NODE_NAME'] = 'MOCK_POD'
-        self.test_load_config()
-        scenario = EnergyRecorder.get_current_scenario()
-        self.assertTrue(scenario is None)
-
-    @mock.patch('functest.energy.energy.EnergyRecorder.load_config',
-                side_effect=Exception("Internal execution error (MOCK)"))
-    def test_current_scenario_exception(self, get_mock=None):
-        """Test get current scenario with exception."""
-        scenario = EnergyRecorder.get_current_scenario()
-        self.assertTrue(scenario is None)
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)
diff --git a/functest/tests/unit/odl/test_odl.py b/functest/tests/unit/odl/test_odl.py
index 65784ae53..937e37120 100644
--- a/functest/tests/unit/odl/test_odl.py
+++ b/functest/tests/unit/odl/test_odl.py
@@ -17,8 +17,8 @@ import mock
 from robot.errors import RobotError
 import six
 from six.moves import urllib
+from xtesting.core import testcase
 
-from functest.core import testcase
 from functest.opnfv_tests.sdn.odl import odl
 
 __author__ = "Cedric Ollivier <cedric.ollivier@orange.com>"
diff --git a/functest/tests/unit/openstack/rally/test_rally.py b/functest/tests/unit/openstack/rally/test_rally.py
index 9cc6bf53d..989ade090 100644
--- a/functest/tests/unit/openstack/rally/test_rally.py
+++ b/functest/tests/unit/openstack/rally/test_rally.py
@@ -13,12 +13,11 @@ import os
 import unittest
 
 import mock
+from snaps.openstack.os_credentials import OSCreds
+from xtesting.core import testcase
 
-from functest.core import testcase
 from functest.opnfv_tests.openstack.rally import rally
 
-from snaps.openstack.os_credentials import OSCreds
-
 
 class OSRallyTesting(unittest.TestCase):
     # pylint: disable=too-many-public-methods
diff --git a/functest/tests/unit/openstack/refstack_client/test_refstack_client.py b/functest/tests/unit/openstack/refstack_client/test_refstack_client.py
index 1d5cc69f4..c26857e4d 100644
--- a/functest/tests/unit/openstack/refstack_client/test_refstack_client.py
+++ b/functest/tests/unit/openstack/refstack_client/test_refstack_client.py
@@ -15,13 +15,12 @@ import unittest
 
 import mock
 import pkg_resources
+from snaps.openstack.os_credentials import OSCreds
+from xtesting.core import testcase
 
-from functest.core import testcase
 from functest.opnfv_tests.openstack.refstack_client.refstack_client import \
     RefstackClient, RefstackClientParser
 
-from snaps.openstack.os_credentials import OSCreds
-
 __author__ = ("Matthew Li <matthew.lijun@huawei.com>,"
               "Linda Wang <wangwulin@huawei.com>")
 
diff --git a/functest/tests/unit/openstack/snaps/test_snaps.py b/functest/tests/unit/openstack/snaps/test_snaps.py
index 3d9e9df07..8bbf70f4a 100644
--- a/functest/tests/unit/openstack/snaps/test_snaps.py
+++ b/functest/tests/unit/openstack/snaps/test_snaps.py
@@ -13,8 +13,8 @@ import unittest
 
 import mock
 from snaps.openstack.os_credentials import OSCreds
+from xtesting.core import testcase
 
-from functest.core.testcase import TestCase
 from functest.opnfv_tests.openstack.snaps import (
     connection_check, api_check, health_check, smoke)
 
@@ -41,9 +41,9 @@ class ConnectionCheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = []
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.connection_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.connection_check.run())
         self.assertEquals(
-            TestCase.EX_OK, self.connection_check.is_successful())
+            testcase.TestCase.EX_OK, self.connection_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', os_creds=self.os_creds, suite=mock.ANY,
@@ -57,9 +57,10 @@ class ConnectionCheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.connection_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.connection_check.run())
         self.assertEquals(
-            TestCase.EX_TESTCASE_FAILED, self.connection_check.is_successful())
+            testcase.TestCase.EX_TESTCASE_FAILED,
+            self.connection_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', os_creds=self.os_creds, suite=mock.ANY,
@@ -74,9 +75,9 @@ class ConnectionCheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.connection_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.connection_check.run())
         self.assertEquals(
-            TestCase.EX_OK, self.connection_check.is_successful())
+            testcase.TestCase.EX_OK, self.connection_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', os_creds=self.os_creds, suite=mock.ANY,
@@ -105,9 +106,9 @@ class APICheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = []
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.api_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.api_check.run())
         self.assertEquals(
-            TestCase.EX_OK, self.api_check.is_successful())
+            testcase.TestCase.EX_OK, self.api_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', image_metadata=mock.ANY,
@@ -121,9 +122,10 @@ class APICheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.api_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.api_check.run())
         self.assertEquals(
-            TestCase.EX_TESTCASE_FAILED, self.api_check.is_successful())
+            testcase.TestCase.EX_TESTCASE_FAILED,
+            self.api_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', image_metadata=mock.ANY,
@@ -138,9 +140,9 @@ class APICheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.api_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.api_check.run())
         self.assertEquals(
-            TestCase.EX_OK, self.api_check.is_successful())
+            testcase.TestCase.EX_OK, self.api_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', image_metadata=mock.ANY,
@@ -169,9 +171,9 @@ class HealthCheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = []
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.health_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.health_check.run())
         self.assertEquals(
-            TestCase.EX_OK, self.health_check.is_successful())
+            testcase.TestCase.EX_OK, self.health_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             mock.ANY, ext_net_name='foo', flavor_metadata=None,
@@ -186,9 +188,10 @@ class HealthCheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.health_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.health_check.run())
         self.assertEquals(
-            TestCase.EX_TESTCASE_FAILED, self.health_check.is_successful())
+            testcase.TestCase.EX_TESTCASE_FAILED,
+            self.health_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             mock.ANY, ext_net_name='foo', flavor_metadata=None,
@@ -204,9 +207,9 @@ class HealthCheckTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.health_check.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.health_check.run())
         self.assertEquals(
-            TestCase.EX_OK, self.health_check.is_successful())
+            testcase.TestCase.EX_OK, self.health_check.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             mock.ANY, ext_net_name='foo', flavor_metadata=None,
@@ -236,8 +239,8 @@ class SmokeTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = []
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.smoke.run())
-        self.assertEquals(TestCase.EX_OK, self.smoke.is_successful())
+        self.assertEquals(testcase.TestCase.EX_OK, self.smoke.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.smoke.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', flavor_metadata=None, image_metadata=mock.ANY,
@@ -252,9 +255,9 @@ class SmokeTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.smoke.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.smoke.run())
         self.assertEquals(
-            TestCase.EX_TESTCASE_FAILED, self.smoke.is_successful())
+            testcase.TestCase.EX_TESTCASE_FAILED, self.smoke.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', flavor_metadata=None, image_metadata=mock.ANY,
@@ -270,9 +273,9 @@ class SmokeTesting(unittest.TestCase):
         args[0].return_value.testsRun = 100
         args[0].return_value.failures = ['foo']
         args[0].return_value.errors = []
-        self.assertEquals(TestCase.EX_OK, self.smoke.run())
+        self.assertEquals(testcase.TestCase.EX_OK, self.smoke.run())
         self.assertEquals(
-            TestCase.EX_OK, self.smoke.is_successful())
+            testcase.TestCase.EX_OK, self.smoke.is_successful())
         args[0].assert_called_with(mock.ANY)
         args[1].assert_called_with(
             ext_net_name='foo', flavor_metadata=None, image_metadata=mock.ANY,
diff --git a/functest/tests/unit/openstack/tempest/test_tempest.py b/functest/tests/unit/openstack/tempest/test_tempest.py
index ba2c1c48f..8600506ad 100644
--- a/functest/tests/unit/openstack/tempest/test_tempest.py
+++ b/functest/tests/unit/openstack/tempest/test_tempest.py
@@ -12,13 +12,12 @@ import os
 import unittest
 
 import mock
+from snaps.openstack.os_credentials import OSCreds
+from xtesting.core import testcase
 
-from functest.core import testcase
 from functest.opnfv_tests.openstack.tempest import tempest
 from functest.opnfv_tests.openstack.tempest import conf_utils
 
-from snaps.openstack.os_credentials import OSCreds
-
 
 class OSTempestTesting(unittest.TestCase):
 
@@ -72,7 +71,8 @@ class OSTempestTesting(unittest.TestCase):
             self.tempestcommon.generate_test_list('test_verifier_repo_dir')
             self.assertTrue(mock_copyfile.called)
 
-    def _test_gen_tl_mode_default(self, mode):
+    @mock.patch('functest.utils.functest_utils.execute_command')
+    def _test_gen_tl_mode_default(self, mode, mock_exec=None):
         self.tempestcommon.mode = mode
         if self.tempestcommon.mode == 'smoke':
             testr_mode = r"'tempest\.(api|scenario).*\[.*\bsmoke\b.*\]'"
@@ -82,14 +82,12 @@ class OSTempestTesting(unittest.TestCase):
             testr_mode = 'tempest.api.' + self.tempestcommon.mode
         conf_utils.TEMPEST_RAW_LIST = 'raw_list'
         verifier_repo_dir = 'test_verifier_repo_dir'
-        with mock.patch('functest.opnfv_tests.openstack.tempest.tempest.'
-                        'ft_utils.execute_command') as mock_exec:
-            cmd = ("cd {0};"
-                   "testr list-tests {1} > {2};"
-                   "cd -;".format(verifier_repo_dir, testr_mode,
-                                  conf_utils.TEMPEST_RAW_LIST))
-            self.tempestcommon.generate_test_list('test_verifier_repo_dir')
-            mock_exec.assert_any_call(cmd)
+        cmd = ("cd {0};"
+               "testr list-tests {1} > {2};"
+               "cd -;".format(verifier_repo_dir, testr_mode,
+                              conf_utils.TEMPEST_RAW_LIST))
+        self.tempestcommon.generate_test_list('test_verifier_repo_dir')
+        mock_exec.assert_any_call(cmd)
 
     def test_gen_tl_smoke_mode(self):
         self._test_gen_tl_mode_default('smoke')
@@ -221,9 +219,9 @@ class OSTempestTesting(unittest.TestCase):
 
     def test_run_apply_blacklist_ko(self):
         with mock.patch.object(self.tempestcommon, 'generate_test_list'), \
-                    mock.patch.object(self.tempestcommon,
-                                      'apply_tempest_blacklist',
-                                      side_effect=Exception()):
+                mock.patch.object(
+                    self.tempestcommon, 'apply_tempest_blacklist',
+                    side_effect=Exception()):
             self._test_run(testcase.TestCase.EX_RUN_ERROR)
 
     def test_run_verifier_tests_ko(self):
diff --git a/functest/tests/unit/openstack/vping/test_vping.py b/functest/tests/unit/openstack/vping/test_vping.py
index 91cf22599..85e5ab9e8 100644
--- a/functest/tests/unit/openstack/vping/test_vping.py
+++ b/functest/tests/unit/openstack/vping/test_vping.py
@@ -14,23 +14,20 @@ import logging
 import unittest
 
 import mock
-
 from snaps.config.keypair import KeypairConfig
 from snaps.config.network import NetworkConfig, PortConfig, SubnetConfig
 from snaps.config.router import RouterConfig
 from snaps.config.security_group import SecurityGroupConfig
 from snaps.config.vm_inst import VmInstanceConfig
-
 from snaps.openstack.create_image import OpenStackImage
 from snaps.openstack.create_instance import OpenStackVmInstance
 from snaps.openstack.create_keypairs import OpenStackKeypair
 from snaps.openstack.create_network import OpenStackNetwork
 from snaps.openstack.create_router import OpenStackRouter
 from snaps.openstack.create_security_group import OpenStackSecurityGroup
-
 from snaps.openstack.os_credentials import OSCreds
+from xtesting.core import testcase
 
-from functest.core.testcase import TestCase
 from functest.opnfv_tests.openstack.vping import vping_userdata, vping_ssh
 
 
@@ -82,7 +79,8 @@ class VPingUserdataTesting(unittest.TestCase):
                 mock.patch('snaps.openstack.create_instance.'
                            'OpenStackVmInstance.get_console_output',
                            return_value='vPing OK'):
-            self.assertEquals(TestCase.EX_OK, self.vping_userdata.run())
+            self.assertEquals(
+                testcase.TestCase.EX_OK, self.vping_userdata.run())
 
 
 class VPingSSHTesting(unittest.TestCase):
@@ -117,7 +115,7 @@ class VPingSSHTesting(unittest.TestCase):
     @mock.patch('functest.opnfv_tests.openstack.vping.vping_ssh.'
                 'VPingSSH._transfer_ping_script', return_value=True)
     @mock.patch('functest.opnfv_tests.openstack.vping.vping_ssh.'
-                'VPingSSH._do_vping_ssh', return_value=TestCase.EX_OK)
+                'VPingSSH._do_vping_ssh', return_value=testcase.TestCase.EX_OK)
     @mock.patch('functest.opnfv_tests.openstack.snaps.snaps_utils.'
                 'get_ext_net_name', return_value='foo')
     def test_vping_ssh(self, *args):
@@ -166,7 +164,7 @@ class VPingSSHTesting(unittest.TestCase):
                 mock.patch('snaps.openstack.create_instance.'
                            'OpenStackVmInstance.'
                            'ssh_client', return_value=ssh_client):
-            self.assertEquals(TestCase.EX_OK, self.vping_ssh.run())
+            self.assertEquals(testcase.TestCase.EX_OK, self.vping_ssh.run())
 
 
 if __name__ == "__main__":
diff --git a/functest/tests/unit/utils/test_decorators.py b/functest/tests/unit/utils/test_decorators.py
deleted file mode 100644
index b4cdf6ff3..000000000
--- a/functest/tests/unit/utils/test_decorators.py
+++ /dev/null
@@ -1,125 +0,0 @@
-#!/usr/bin/env python
-
-# Copyright (c) 2017 Orange and others.
-#
-# 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
-
-"""Define the class required to fully cover decorators."""
-
-from datetime import datetime
-import errno
-import json
-import logging
-import os
-import unittest
-
-import mock
-
-from functest.core import testcase
-from functest.utils import decorators
-
-__author__ = "Cedric Ollivier <cedric.ollivier@orange.com>"
-
-DIR = '/dev'
-FILE = '{}/null'.format(DIR)
-URL = 'file://{}'.format(FILE)
-
-
-class DecoratorsTesting(unittest.TestCase):
-    # pylint: disable=missing-docstring
-
-    _case_name = 'base'
-    _project_name = 'functest'
-    _start_time = 1.0
-    _stop_time = 2.0
-    _result = 'PASS'
-    _version = 'unknown'
-    _build_tag = 'none'
-    _node_name = 'bar'
-    _deploy_scenario = 'foo'
-    _installer_type = 'debian'
-
-    def setUp(self):
-        os.environ['INSTALLER_TYPE'] = self._installer_type
-        os.environ['DEPLOY_SCENARIO'] = self._deploy_scenario
-        os.environ['NODE_NAME'] = self._node_name
-        os.environ['BUILD_TAG'] = self._build_tag
-
-    def test_wraps(self):
-        self.assertEqual(testcase.TestCase.push_to_db.__name__,
-                         "push_to_db")
-
-    def _get_json(self):
-        stop_time = datetime.fromtimestamp(self._stop_time).strftime(
-            '%Y-%m-%d %H:%M:%S')
-        start_time = datetime.fromtimestamp(self._start_time).strftime(
-            '%Y-%m-%d %H:%M:%S')
-        data = {'project_name': self._project_name,
-                'stop_date': stop_time, 'start_date': start_time,
-                'case_name': self._case_name, 'build_tag': self._build_tag,
-                'pod_name': self._node_name, 'installer': self._installer_type,
-                'scenario': self._deploy_scenario, 'version': self._version,
-                'details': {}, 'criteria': self._result}
-        return json.dumps(data, sort_keys=True)
-
-    def _get_testcase(self):
-        test = testcase.TestCase(
-            project_name=self._project_name, case_name=self._case_name)
-        test.start_time = self._start_time
-        test.stop_time = self._stop_time
-        test.result = 100
-        test.details = {}
-        return test
-
-    @mock.patch('requests.post')
-    def test_http_shema(self, *args):
-        os.environ['TEST_DB_URL'] = 'http://127.0.0.1'
-        test = self._get_testcase()
-        self.assertEqual(test.push_to_db(), testcase.TestCase.EX_OK)
-        args[0].assert_called_once_with(
-            'http://127.0.0.1', data=self._get_json(),
-            headers={'Content-Type': 'application/json'})
-
-    def test_wrong_shema(self):
-        os.environ['TEST_DB_URL'] = '/dev/null'
-        test = self._get_testcase()
-        self.assertEqual(
-            test.push_to_db(), testcase.TestCase.EX_PUSH_TO_DB_ERROR)
-
-    def _test_dump(self):
-        os.environ['TEST_DB_URL'] = URL
-        with mock.patch.object(decorators, 'open', mock.mock_open(),
-                               create=True) as mock_open:
-            test = self._get_testcase()
-            self.assertEqual(test.push_to_db(), testcase.TestCase.EX_OK)
-        mock_open.assert_called_once_with(FILE, 'a')
-        handle = mock_open()
-        call_args, _ = handle.write.call_args
-        self.assertIn('POST', call_args[0])
-        self.assertIn(self._get_json(), call_args[0])
-
-    @mock.patch('os.makedirs')
-    def test_default_dump(self, mock_method=None):
-        self._test_dump()
-        mock_method.assert_called_once_with(DIR)
-
-    @mock.patch('os.makedirs', side_effect=OSError(errno.EEXIST, ''))
-    def test_makedirs_dir_exists(self, mock_method=None):
-        self._test_dump()
-        mock_method.assert_called_once_with(DIR)
-
-    @mock.patch('os.makedirs', side_effect=OSError)
-    def test_makedirs_exc(self, *args):
-        os.environ['TEST_DB_URL'] = URL
-        test = self._get_testcase()
-        self.assertEqual(
-            test.push_to_db(), testcase.TestCase.EX_PUSH_TO_DB_ERROR)
-        args[0].assert_called_once_with(DIR)
-
-
-if __name__ == "__main__":
-    logging.disable(logging.CRITICAL)
-    unittest.main(verbosity=2)