Fully test and cover functest/ci/tier_*

It also fixes check_deployment.py and ci unit tests which were wrong
when testing exceptions.

Now ci modules are rated 10/10 and fully covered.

Change-Id: I30dca491b44cc54aa1abc0d0433c00b4dcabfdc4
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

7 files changed, 338 insertions, 252 deletions

diff --git a/functest/ci/check_deployment.py b/functest/ci/check_deployment.py
index 9453c6d4..81607dff 100644
--- a/functest/ci/check_deployment.py
+++ b/functest/ci/check_deployment.py
@@ -18,18 +18,18 @@ Verifies that:
 import logging
 import logging.config
 import os
-import pkg_resources
-from six.moves import urllib
 import socket
 
-from functest.opnfv_tests.openstack.snaps import snaps_utils
-
+import pkg_resources
+from six.moves import urllib
 from snaps.openstack.tests import openstack_tests
 from snaps.openstack.utils import glance_utils
 from snaps.openstack.utils import keystone_utils
 from snaps.openstack.utils import neutron_utils
 from snaps.openstack.utils import nova_utils
 
+from functest.opnfv_tests.openstack.snaps import snaps_utils
+
 __author__ = "Jose Lausuch <jose.lausuch@ericsson.com>"
 
 LOGGER = logging.getLogger(__name__)
@@ -37,18 +37,21 @@ LOGGER = logging.getLogger(__name__)
 
 def verify_connectivity(endpoint):
     """ Returns true if an hostname/port is reachable"""
-    connection = socket.socket()
-    connection.settimeout(10)
-    hostname = urllib.parse.urlparse(endpoint).hostname
-    port = urllib.parse.urlparse(endpoint).port
-    if not port:
-        port = 443 if urllib.parse.urlparse(endpoint).scheme == "https" else 80
     try:
-        connection.connect((hostname, port))
-        LOGGER.debug('%s:%s is reachable!', hostname, port)
+        connection = socket.socket()
+        connection.settimeout(10)
+        url = urllib.parse.urlparse(endpoint)
+        port = url.port
+        if not port:
+            port = 443 if url.scheme == "https" else 80
+        connection.connect(url.hostname, port)
+        LOGGER.debug('%s:%s is reachable!', url.hostname, port)
         return True
     except socket.error:
-        LOGGER.exception('%s:%s is not reachable.', hostname, port)
+        LOGGER.error('%s:%s is not reachable.', url.hostname, port)
+    except Exception:  # pylint: disable=broad-except
+        LOGGER.exception(
+            'Errors when verifying connectivity to %s:%s', url.hostname, port)
     return False
 
 
diff --git a/functest/ci/tier_builder.py b/functest/ci/tier_builder.py
index 9e92599d..370ab94d 100644
--- a/functest/ci/tier_builder.py
+++ b/functest/ci/tier_builder.py
@@ -40,24 +40,23 @@ class TierBuilder(object):
 
         del self.tier_objects[:]
         for dic_tier in self.dic_tier_array:
-            tier = th.Tier(name=dic_tier['name'],
-                           order=dic_tier['order'],
-                           ci_loop=dic_tier['ci_loop'],
-                           description=dic_tier['description'])
+            tier = th.Tier(
+                name=dic_tier['name'], order=dic_tier['order'],
+                ci_loop=dic_tier['ci_loop'],
+                description=dic_tier['description'])
 
             for dic_testcase in dic_tier['testcases']:
                 installer = dic_testcase['dependencies']['installer']
                 scenario = dic_testcase['dependencies']['scenario']
                 dep = th.Dependency(installer, scenario)
 
-                testcase = th.TestCase(name=dic_testcase['case_name'],
-                                       enabled=dic_testcase.get(
-                                           'enabled', True),
-                                       dependency=dep,
-                                       criteria=dic_testcase['criteria'],
-                                       blocking=dic_testcase['blocking'],
-                                       description=dic_testcase['description'],
-                                       project=dic_testcase['project_name'])
+                testcase = th.TestCase(
+                    name=dic_testcase['case_name'],
+                    enabled=dic_testcase.get('enabled', True),
+                    dependency=dep, criteria=dic_testcase['criteria'],
+                    blocking=dic_testcase['blocking'],
+                    description=dic_testcase['description'],
+                    project=dic_testcase['project_name'])
                 if (testcase.is_compatible(self.ci_installer,
                                            self.ci_scenario) and
                         testcase.is_enabled()):
diff --git a/functest/tests/unit/ci/test_check_deployment.py b/functest/tests/unit/ci/test_check_deployment.py
index fc6368e5..46dcc24c 100644
--- a/functest/tests/unit/ci/test_check_deployment.py
+++ b/functest/tests/unit/ci/test_check_deployment.py
@@ -7,9 +7,13 @@
 # which accompanies this distribution, and is available at
 # http://www.apache.org/licenses/LICENSE-2.0
 
+# pylint: disable=missing-docstring
+
+import socket
+import unittest
+
 import logging
 import mock
-import unittest
 
 from functest.ci import check_deployment
 
@@ -18,7 +22,7 @@ __author__ = "Jose Lausuch <jose.lausuch@ericsson.com>"
 
 class CheckDeploymentTesting(unittest.TestCase):
     """The super class which testing classes could inherit."""
-    # pylint: disable=missing-docstring
+    # pylint: disable=missing-docstring,too-many-public-methods
 
     logging.disable(logging.CRITICAL)
 
@@ -38,160 +42,243 @@ class CheckDeploymentTesting(unittest.TestCase):
         self.os_creds.proxy_settings = proxy_settings
         self.deployment.os_creds = self.os_creds
 
-    def test_check_rc(self):
-        with mock.patch('functest.ci.check_deployment.os.path.isfile',
-                        returns=True) as m, \
-                mock.patch('six.moves.builtins.open',
-                           mock.mock_open(read_data='OS_AUTH_URL')):
+    @mock.patch('socket.socket.connect', side_effect=TypeError)
+    def test_verify_connectivity_ko1(self, *args):
+        self.assertFalse(check_deployment.verify_connectivity("127.0.0.1"))
+        args[0].assert_called_once_with(None, 80)
+
+    @mock.patch('socket.socket.connect', side_effect=socket.error)
+    def test_verify_connectivity_ko2(self, *args):
+        self.assertFalse(
+            check_deployment.verify_connectivity("http://127.0.0.1"))
+        args[0].assert_called_once_with("127.0.0.1", 80)
+
+    @mock.patch('socket.socket.connect', side_effect=socket.error)
+    def test_verify_connectivity_ko3(self, *args):
+        self.assertFalse(
+            check_deployment.verify_connectivity("https://127.0.0.1"))
+        args[0].assert_called_once_with("127.0.0.1", 443)
+
+    @mock.patch('socket.socket.connect')
+    def test_verify_connectivity(self, *args):
+        self.assertTrue(
+            check_deployment.verify_connectivity("https://127.0.0.1"))
+        args[0].assert_called_once_with("127.0.0.1", 443)
+
+    @mock.patch('snaps.openstack.utils.keystone_utils.keystone_session',
+                return_value=mock.Mock(
+                    get_token=mock.Mock(side_effect=Exception)))
+    def test_get_auth_token_ko(self, *args):
+        with self.assertRaises(Exception):
+            check_deployment.get_auth_token(self.os_creds)
+        args[0].assert_called_once_with(self.os_creds)
+
+    @mock.patch('snaps.openstack.utils.keystone_utils.keystone_session',
+                return_value=mock.Mock(
+                    get_token=mock.Mock(return_value="foo")))
+    def test_get_auth_token(self, *args):
+        self.assertEqual(check_deployment.get_auth_token(self.os_creds), "foo")
+        args[0].assert_called_once_with(self.os_creds)
+
+    @mock.patch('six.moves.builtins.open',
+                mock.mock_open(read_data='OS_AUTH_URL'))
+    @mock.patch('functest.ci.check_deployment.os.path.isfile', returns=True)
+    def test_check_rc(self, *args):
+        self.deployment.check_rc()
+        args[0].assert_called_once_with(self.rc_file)
+
+    @mock.patch('functest.ci.check_deployment.os.path.isfile',
+                return_value=False)
+    def test_check_rc_missing_file(self, *args):
+        with self.assertRaises(Exception) as context:
             self.deployment.check_rc()
-            self.assertTrue(m.called)
-
-    def test_check_rc_missing_file(self):
-        with mock.patch('functest.ci.check_deployment.os.path.isfile',
-                        return_value=False), \
-                self.assertRaises(Exception) as context:
-            msg = 'RC file {} does not exist!'.format(self.rc_file)
-            self.deployment.check_rc(self.rc_file)
-            self.assertTrue(msg in context)
-
-    def test_check_rc_missing_os_auth(self):
-        with mock.patch('six.moves.builtins.open',
-                        mock.mock_open(read_data='test')), \
-                self.assertRaises(Exception) as context:
-            msg = 'OS_AUTH_URL not defined in {}.'.format(self.rc_file)
-            self.assertTrue(msg in context)
-
-    def test_check_auth_endpoint(self):
-        with mock.patch('functest.ci.check_deployment.verify_connectivity',
-                        return_value=True) as m,\
-                mock.patch('functest.ci.check_deployment.get_auth_token',
-                           return_value='gAAAAABaOhXGS') as mock_token:
-            self.deployment.check_auth_endpoint()
-            self.assertTrue(m.called)
-            self.assertTrue(mock_token.called)
-
-    def test_check_auth_endpoint_not_reachable(self):
-        with mock.patch('functest.ci.check_deployment.verify_connectivity',
-                        return_value=False) as m, \
-                self.assertRaises(Exception) as context:
-            endpoint = self.os_creds.auth_url
+        args[0].assert_called_once_with(self.rc_file)
+        msg = 'RC file {} does not exist!'.format(self.rc_file)
+        self.assertTrue(msg in str(context.exception))
+
+    @mock.patch('six.moves.builtins.open',
+                mock.mock_open(read_data='test'))
+    @mock.patch('functest.ci.check_deployment.os.path.isfile',
+                return_value=True)
+    def test_check_rc_missing_os_auth(self, *args):
+        with self.assertRaises(Exception) as context:
+            self.deployment.check_rc()
+        args[0].assert_called_once_with(self.rc_file)
+        msg = 'OS_AUTH_URL not defined in {}.'.format(self.rc_file)
+        self.assertTrue(msg in str(context.exception))
+
+    @mock.patch('functest.ci.check_deployment.get_auth_token',
+                return_value='gAAAAABaOhXGS')
+    @mock.patch('functest.ci.check_deployment.verify_connectivity',
+                return_value=True)
+    def test_check_auth_endpoint(self, *args):
+        self.deployment.check_auth_endpoint()
+        args[0].assert_called_once_with(self.endpoint_test)
+        args[1].assert_called_once_with(mock.ANY)
+
+    @mock.patch('functest.ci.check_deployment.verify_connectivity',
+                return_value=False)
+    def test_check_auth_endpoint_ko(self, *args):
+        with self.assertRaises(Exception) as context:
             self.deployment.check_auth_endpoint()
-            msg = "OS_AUTH_URL {} is not reachable.".format(endpoint)
-            self.assertTrue(m.called)
-            self.assertTrue(msg in context)
-
-    def test_check_public_endpoint(self):
-        with mock.patch('functest.ci.check_deployment.verify_connectivity',
-                        return_value=True) as m, \
-                mock.patch('functest.ci.check_deployment.keystone_utils.'
-                           'get_endpoint') as n:
-            self.deployment.check_public_endpoint()
-            self.assertTrue(m.called)
-            self.assertTrue(n.called)
-
-    def test_check_public_endpoint_not_reachable(self):
-        with mock.patch('functest.ci.check_deployment.verify_connectivity',
-                        return_value=False) as m, \
-                mock.patch('functest.ci.check_deployment.keystone_utils.'
-                           'get_endpoint',
-                           return_value=self.endpoint_test) as n, \
-                self.assertRaises(Exception) as context:
+        msg = "OS_AUTH_URL {} is not reachable.".format(self.os_creds.auth_url)
+        args[0].assert_called_once_with(self.os_creds.auth_url)
+        self.assertTrue(msg in str(context.exception))
+
+    @mock.patch('functest.ci.check_deployment.verify_connectivity',
+                return_value=True)
+    @mock.patch('functest.ci.check_deployment.keystone_utils.get_endpoint')
+    def test_check_public_endpoint(self, *args):
+        args[0].return_value = self.endpoint_test
+        self.deployment.check_public_endpoint()
+        args[0].assert_called_once_with(
+            mock.ANY, 'identity', interface='public')
+        args[1].assert_called_once_with(self.endpoint_test)
+
+    @mock.patch('functest.ci.check_deployment.verify_connectivity',
+                return_value=False)
+    @mock.patch('functest.ci.check_deployment.keystone_utils.get_endpoint')
+    def test_check_public_endpoint_ko(self, *args):
+        args[0].return_value = self.endpoint_test
+        with self.assertRaises(Exception) as context:
             self.deployment.check_public_endpoint()
-            msg = ("Public endpoint {} is not reachable."
-                   .format(self.mock_endpoint))
-            self.assertTrue(m.called)
-            self.assertTrue(n.called)
-            self.assertTrue(msg in context)
-
-    def test_check_service_endpoint(self):
-        with mock.patch('functest.ci.check_deployment.verify_connectivity',
-                        return_value=True) as m, \
-                mock.patch('functest.ci.check_deployment.keystone_utils.'
-                           'get_endpoint') as n:
-            self.deployment.check_service_endpoint(self.service_test)
-            self.assertTrue(m.called)
-            self.assertTrue(n.called)
-
-    def test_check_service_endpoint_not_reachable(self):
-        with mock.patch('functest.ci.check_deployment.verify_connectivity',
-                        return_value=False) as m, \
-                mock.patch('functest.ci.check_deployment.keystone_utils.'
-                           'get_endpoint',
-                           return_value=self.endpoint_test) as n, \
-                self.assertRaises(Exception) as context:
+        args[0].assert_called_once_with(
+            mock.ANY, 'identity', interface='public')
+        args[1].assert_called_once_with(self.endpoint_test)
+        msg = "Public endpoint {} is not reachable.".format(self.endpoint_test)
+        self.assertTrue(msg in str(context.exception))
+
+    @mock.patch('functest.ci.check_deployment.verify_connectivity',
+                return_value=True)
+    @mock.patch('functest.ci.check_deployment.keystone_utils.get_endpoint')
+    def test_check_service_endpoint(self, *args):
+        self.deployment.check_service_endpoint(self.service_test)
+        args[0].assert_called_once_with(
+            mock.ANY, self.service_test, interface='public')
+        args[1].assert_called_once_with(args[0].return_value)
+
+    @mock.patch('functest.ci.check_deployment.verify_connectivity',
+                return_value=False)
+    @mock.patch('functest.ci.check_deployment.keystone_utils.get_endpoint')
+    def test_check_service_endpoint_ko(self, *args):
+        args[0].return_value = self.endpoint_test
+        with self.assertRaises(Exception) as context:
             self.deployment.check_service_endpoint(self.service_test)
-            msg = "{} endpoint {} is not reachable.".format(self.service_test,
-                                                            self.endpoint_test)
-            self.assertTrue(m.called)
-            self.assertTrue(n.called)
-            self.assertTrue(msg in context)
-
-    def test_check_nova(self):
-        with mock.patch('functest.ci.check_deployment.nova_utils.nova_client',
-                        return_value=self.client_test) as m:
-            self.deployment.check_nova()
-            self.assertTrue(m.called)
+        msg = "{} endpoint {} is not reachable.".format(
+            self.service_test, self.endpoint_test)
+        self.assertTrue(msg in str(context.exception))
+        args[0].assert_called_once_with(
+            mock.ANY, self.service_test, interface='public')
+        args[1].assert_called_once_with(args[0].return_value)
+
+    @mock.patch('functest.ci.check_deployment.nova_utils.nova_client')
+    def test_check_nova(self, mock_method):
+        self.deployment.check_nova()
+        mock_method.assert_called_once_with(mock.ANY)
 
-    def test_check_nova_fail(self):
-        with mock.patch('functest.ci.check_deployment.nova_utils.nova_client',
-                        return_value=self.client_test) as m, \
-                mock.patch.object(self.client_test, 'servers.list',
-                                  side_effect=Exception):
+    @mock.patch('functest.ci.check_deployment.nova_utils.nova_client',
+                return_value=mock.Mock(
+                    servers=mock.Mock(list=mock.Mock(side_effect=Exception))))
+    def test_check_nova_fail(self, mock_method):
+        with self.assertRaises(Exception):
             self.deployment.check_nova()
-            self.assertTrue(m.called)
-            self.assertRaises(Exception)
+        mock_method.assert_called_once_with(mock.ANY)
 
-    def test_check_neutron(self):
-        with mock.patch('functest.ci.check_deployment.neutron_utils.'
-                        'neutron_client', return_value=self.client_test) as m:
-            self.deployment.check_neutron()
-            self.assertTrue(m.called)
-
-    def test_check_neutron_fail(self):
-        with mock.patch('functest.ci.check_deployment.neutron_utils.'
-                        'neutron_client',
-                        return_value=self.client_test) as m, \
-                mock.patch.object(self.client_test, 'list_networks',
-                                  side_effect=Exception), \
-                self.assertRaises(Exception):
+    @mock.patch('functest.ci.check_deployment.neutron_utils.neutron_client')
+    def test_check_neutron(self, mock_method):
+        self.deployment.check_neutron()
+        mock_method.assert_called_once_with(mock.ANY)
+
+    @mock.patch('functest.ci.check_deployment.neutron_utils.neutron_client',
+                return_value=mock.Mock(
+                    list_networks=mock.Mock(side_effect=Exception)))
+    def test_check_neutron_fail(self, mock_method):
+        with self.assertRaises(Exception):
             self.deployment.check_neutron()
-            self.assertRaises(Exception)
-            self.assertTrue(m.called)
+        mock_method.assert_called_once_with(mock.ANY)
 
-    def test_check_glance(self):
-        with mock.patch('functest.ci.check_deployment.glance_utils.'
-                        'glance_client', return_value=self.client_test) as m:
-            self.deployment.check_glance()
-            self.assertTrue(m.called)
+    @mock.patch('functest.ci.check_deployment.glance_utils.glance_client')
+    def test_check_glance(self, mock_method):
+        self.deployment.check_glance()
+        mock_method.assert_called_once_with(mock.ANY)
 
-    def test_check_glance_fail(self):
-        with mock.patch('functest.ci.check_deployment.glance_utils.'
-                        'glance_client', return_value=self.client_test) as m, \
-                mock.patch.object(self.client_test, 'images.list',
-                                  side_effect=Exception):
+    @mock.patch('functest.ci.check_deployment.glance_utils.glance_client',
+                return_value=mock.Mock(
+                    images=mock.Mock(list=mock.Mock(side_effect=Exception))))
+    def test_check_glance_fail(self, mock_method):
+        with self.assertRaises(Exception):
             self.deployment.check_glance()
-            self.assertRaises(Exception)
-            self.assertTrue(m.called)
+        mock_method.assert_called_once_with(mock.ANY)
 
     @mock.patch('functest.ci.check_deployment.LOGGER.info')
     @mock.patch('functest.opnfv_tests.openstack.snaps.snaps_utils.'
-                'get_ext_net_name')
-    def test_check_extnet(self, mock_getext, mock_loginfo):
-        test_network = 'ext-net'
-        mock_getext.return_value = test_network
+                'get_ext_net_name', return_value='ext-net')
+    def test_check_extnet(self, *args):
         self.deployment.check_ext_net()
-        self.assertTrue(mock_getext.called)
-        mock_loginfo.assert_called_once_with(
-            "External network found: %s", test_network)
+        args[0].assert_called_once_with(mock.ANY)
+        args[1].assert_called_once_with(
+            "External network found: %s", "ext-net")
 
     @mock.patch('functest.opnfv_tests.openstack.snaps.snaps_utils.'
                 'get_ext_net_name', return_value='')
-    def test_check_extnet_None(self, mock_getext):
+    def test_check_extnet_none(self, mock_getext):
         with self.assertRaises(Exception) as context:
             self.deployment.check_ext_net()
-            self.assertTrue(mock_getext.called)
-            msg = 'ERROR: No external networks in the deployment.'
-            self.assertTrue(msg in context)
+        self.assertTrue(mock_getext.called)
+        msg = 'ERROR: No external networks in the deployment.'
+        self.assertTrue(msg in str(context.exception))
+
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_rc',
+                side_effect=Exception)
+    def test_check_all_exc1(self, *args):
+        with self.assertRaises(Exception):
+            self.deployment.check_all()
+        args[0].assert_called_once_with()
+
+    @mock.patch('snaps.openstack.tests.openstack_tests.get_credentials',
+                side_effect=Exception)
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_rc')
+    def test_check_all_exc2(self, *args):
+        with self.assertRaises(Exception):
+            self.deployment.check_all()
+        args[0].assert_called_once_with()
+        args[1].assert_called_once_with(
+            os_env_file=self.rc_file, proxy_settings_str=None,
+            ssh_proxy_cmd=None)
+
+    @mock.patch('snaps.openstack.tests.openstack_tests.get_credentials',
+                return_value=None)
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_rc')
+    def test_check_all_exc3(self, *args):
+        with self.assertRaises(Exception):
+            self.deployment.check_all()
+        args[0].assert_called_once_with()
+        args[1].assert_called_once_with(
+            os_env_file=self.rc_file, proxy_settings_str=None,
+            ssh_proxy_cmd=None)
+
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_ext_net')
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_glance')
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_neutron')
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_nova')
+    @mock.patch(
+        'functest.ci.check_deployment.CheckDeployment.check_service_endpoint')
+    @mock.patch(
+        'functest.ci.check_deployment.CheckDeployment.check_public_endpoint')
+    @mock.patch(
+        'functest.ci.check_deployment.CheckDeployment.check_auth_endpoint')
+    @mock.patch('snaps.openstack.tests.openstack_tests.get_credentials')
+    @mock.patch('functest.ci.check_deployment.CheckDeployment.check_rc')
+    def test_check_all(self, *args):
+        self.assertEqual(self.deployment.check_all(), 0)
+        for i in [0, 2, 3, 5, 6, 7, 8]:
+            args[i].assert_called_once_with()
+        args[1].assert_called_once_with(
+            os_env_file=self.rc_file, proxy_settings_str=None,
+            ssh_proxy_cmd=None)
+        calls = [mock.call('compute'), mock.call('network'),
+                 mock.call('image')]
+        args[4].assert_has_calls(calls)
 
 
 if __name__ == "__main__":
diff --git a/functest/tests/unit/ci/test_run_tests.py b/functest/tests/unit/ci/test_run_tests.py
index 93cbfccd..0db5f283 100644
--- a/functest/tests/unit/ci/test_run_tests.py
+++ b/functest/tests/unit/ci/test_run_tests.py
@@ -20,12 +20,6 @@ class FakeModule(TestCase):
     def run(self):
         return TestCase.EX_OK
 
-    def push_to_db(self):
-        return TestCase.EX_OK
-
-    def is_successful(self):
-        return TestCase.EX_OK
-
 
 class RunTestsTesting(unittest.TestCase):
 
@@ -121,9 +115,9 @@ class RunTestsTesting(unittest.TestCase):
             mock.patch('functest.ci.run_tests.Runner.get_run_dict',
                        return_value=None), \
                 self.assertRaises(Exception) as context:
-            self.runner(mock_test, 'tier_name')
-            msg = "Cannot import the class for the test case."
-            self.assertTrue(msg in context)
+            self.runner.run_test(mock_test)
+        msg = "Cannot import the class for the test case."
+        self.assertTrue(msg in str(context.exception))
 
     @mock.patch('functest.ci.run_tests.Runner.source_rc_file')
     @mock.patch('importlib.import_module', name="module",
diff --git a/functest/tests/unit/ci/test_tier_builder.py b/functest/tests/unit/ci/test_tier_builder.py
index d832ca3f..ef6a007b 100644
--- a/functest/tests/unit/ci/test_tier_builder.py
+++ b/functest/tests/unit/ci/test_tier_builder.py
@@ -18,23 +18,17 @@ 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.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)
@@ -42,9 +36,8 @@ class TierBuilderTesting(unittest.TestCase):
         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.tierbuilder = tier_builder.TierBuilder(
+                'test_installer', 'test_scenario', 'testcases_file')
         self.tier_obj = self.tierbuilder.tier_objects[0]
 
     def test_get_tiers(self):
@@ -86,6 +79,14 @@ class TierBuilderTesting(unittest.TestCase):
     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)
diff --git a/functest/tests/unit/ci/test_tier_handler.py b/functest/tests/unit/ci/test_tier_handler.py
index 871220db..5e784128 100644
--- a/functest/tests/unit/ci/test_tier_handler.py
+++ b/functest/tests/unit/ci/test_tier_handler.py
@@ -16,31 +16,23 @@ 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',
-                                              'test_blocking',
-                                              description='test_desc')
-
-        self.dependency = tier_handler.Dependency('test_installer',
-                                                  'test_scenario')
-
+        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__()
@@ -52,89 +44,94 @@ class TierHandlerTesting(unittest.TestCase):
 
     def test_add_test(self):
         self.tier.add_test(self.test)
-        self.assertEqual(self.tier.tests_array,
-                         [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])
+        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'])
+        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)
+        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)
+        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')
+        self.assertEqual(self.tier.get_name(), 'test_tier')
 
     def test_get_order(self):
-        self.assertEqual(self.tier.get_order(),
-                         'test_order')
+        self.assertEqual(self.tier.get_order(), 'test_order')
 
     def test_get_ci_loop(self):
-        self.assertEqual(self.tier.get_ci_loop(),
-                         'test_ci_loop')
+        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)
+        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)
+        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)
+        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)
+        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')
+        self.assertEqual(self.tier.get_name(), 'test_tier')
 
     def test_testcase_is_enabled(self):
-        self.assertEqual(self.testcase.is_enabled(),
-                         'true')
+        self.assertEqual(self.testcase.is_enabled(), 'true')
 
     def test_testcase_get_criteria(self):
-        self.assertEqual(self.tier.get_order(),
-                         'test_order')
+        self.assertEqual(self.testcase.get_criteria(), 'test_criteria')
 
     def test_testcase_is_blocking(self):
-        self.assertEqual(self.tier.get_ci_loop(),
-                         'test_ci_loop')
+        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')
+        self.assertEqual(self.dependency.get_installer(), 'test_installer')
 
     def test_dependency_get_scenario(self):
-        self.assertEqual(self.dependency.get_scenario(),
-                         'test_scenario')
+        self.assertEqual(self.dependency.get_scenario(), 'test_scenario')
 
 
 if __name__ == "__main__":
diff --git a/tox.ini b/tox.ini
index 70621618..0dd543da 100644
--- a/tox.ini
+++ b/tox.ini
@@ -34,8 +34,9 @@ modules =
   functest.core
   functest.energy
   functest.opnfv_tests.sdn.odl
-  functest.tests.unit.ci.test_tier_handler
+  functest.tests.unit.ci.test_check_deployment
   functest.tests.unit.ci.test_tier_builder
+  functest.tests.unit.ci.test_tier_handler
   functest.tests.unit.core
   functest.tests.unit.energy
   functest.tests.unit.odl
@@ -70,11 +71,15 @@ commands = nosetests {[testenv:py35]dirs}
 [testenv:cover]
 basepython = python2.7
 dirs =
+  functest/tests/unit/ci
   functest/tests/unit/core
   functest/tests/unit/energy
   functest/tests/unit/odl
   functest/tests/unit/utils/test_decorators.py
 commands = nosetests --with-coverage --cover-tests \
+  --cover-package functest.ci.check_deployment \
+  --cover-package functest.ci.tier_builder \
+  --cover-package functest.ci.tier_handler \
   --cover-package functest.core \
   --cover-package functest.energy \
   --cover-package functest.opnfv_tests.sdn.odl \