Cover vping_ssh

Change-Id: I37c52057a45d76e081a1a0145baee96041ca25a5
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

3 files changed, 125 insertions, 2 deletions

diff --git a/functest/opnfv_tests/openstack/vping/vping_ssh.py b/functest/opnfv_tests/openstack/vping/vping_ssh.py
index e3453e4c2..1fd2d975f 100644
--- a/functest/opnfv_tests/openstack/vping/vping_ssh.py
+++ b/functest/opnfv_tests/openstack/vping/vping_ssh.py
@@ -41,8 +41,6 @@ class VPingSSH(singlevm.SingleVm2):
     def execute(self):
         """Ping the second VM
 
-        It can be overriden to execute any command.
-
         Returns: ping exit codes
         """
         assert self.ssh
diff --git a/functest/tests/unit/openstack/vping/test_vping_ssh.py b/functest/tests/unit/openstack/vping/test_vping_ssh.py
new file mode 100644
index 000000000..589668efc
--- /dev/null
+++ b/functest/tests/unit/openstack/vping/test_vping_ssh.py
@@ -0,0 +1,123 @@
+#!/usr/bin/env python
+
+# Copyright (c) 2018 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
+
+from paramiko import ssh_exception
+import mock
+import munch
+import shade
+
+from functest.opnfv_tests.openstack.vping import vping_ssh
+from functest.utils import config
+
+
+class VpingSSHTesting(unittest.TestCase):
+
+    def setUp(self):
+        with mock.patch('functest.core.singlevm.SingleVm2.__init__'):
+            self.vping = vping_ssh.VPingSSH()
+            self.vping.cloud = mock.Mock()
+            self.vping.case_name = 'vping'
+            self.vping.guid = '1'
+
+    @mock.patch('functest.core.singlevm.SingleVm2.prepare',
+                side_effect=Exception)
+    def test_prepare_exc1(self, *args):
+        with self.assertRaises(Exception):
+            self.vping.prepare()
+        args[0].assert_called_once_with()
+
+    @mock.patch('functest.opnfv_tests.openstack.vping.vping_ssh.VPingSSH.'
+                'boot_vm',
+                side_effect=Exception)
+    @mock.patch('functest.core.singlevm.SingleVm2.prepare')
+    def test_prepare_exc2(self, *args):
+        self.vping.sec = munch.Munch(id='foo')
+        with self.assertRaises(Exception):
+            self.vping.prepare()
+        args[0].assert_called_once_with()
+        args[1].assert_called_once_with(
+            '{}-vm2_{}'.format(self.vping.case_name, self.vping.guid),
+            security_groups=[self.vping.sec.id])
+
+    @mock.patch('functest.opnfv_tests.openstack.vping.vping_ssh.VPingSSH.'
+                'boot_vm')
+    @mock.patch('functest.core.singlevm.SingleVm2.prepare')
+    def test_prepare(self, *args):
+        self.vping.sec = munch.Munch(id='foo')
+        self.vping.prepare()
+        args[0].assert_called_once_with()
+        args[1].assert_called_once_with(
+            '{}-vm2_{}'.format(self.vping.case_name, self.vping.guid),
+            security_groups=[self.vping.sec.id])
+
+    def test_execute_exc(self):
+        self.vping.vm2 = munch.Munch(private_v4='127.0.0.1')
+        self.vping.ssh = mock.Mock()
+        self.vping.ssh.exec_command.side_effect = ssh_exception.SSHException
+        with self.assertRaises(ssh_exception.SSHException):
+            self.vping.execute()
+        self.vping.ssh.exec_command.assert_called_once_with(
+            'ping -c 1 {}'.format(self.vping.vm2.private_v4))
+
+    def _test_execute(self, ret=0):
+        self.vping.vm2 = munch.Munch(private_v4='127.0.0.1')
+        self.vping.ssh = mock.Mock()
+        stdout = mock.Mock()
+        stdout.channel.recv_exit_status.return_value = ret
+        self.vping.ssh.exec_command.return_value = (None, stdout, None)
+        self.assertEqual(self.vping.execute(), ret)
+        self.vping.ssh.exec_command.assert_called_once_with(
+            'ping -c 1 {}'.format(self.vping.vm2.private_v4))
+
+    def test_execute1(self):
+        self._test_execute()
+
+    def test_execute2(self):
+        self._test_execute(1)
+
+    def test_clean_exc1(self):
+        self.vping.cloud = None
+        with self.assertRaises(AssertionError):
+            self.vping.clean()
+
+    def test_clean_exc2(self):
+        mdelete_server = self.vping.cloud.delete_server
+        mdelete_server.side_effect = shade.OpenStackCloudException(None)
+        with self.assertRaises(shade.OpenStackCloudException):
+            self.vping.clean()
+
+    @mock.patch('functest.core.singlevm.SingleVm2.clean',
+                side_effect=Exception)
+    def test_clean_exc3(self, *args):
+        self.vping.vm2 = munch.Munch()
+        with self.assertRaises(Exception):
+            self.vping.clean()
+        self.vping.cloud.delete_server.assert_called_once_with(
+            self.vping.vm2, wait=True,
+            timeout=getattr(config.CONF, 'vping_vm_delete_timeout'))
+        args[0].assert_called_once_with()
+
+    @mock.patch('functest.core.singlevm.SingleVm2.clean')
+    def test_clean(self, *args):
+        self.vping.vm2 = munch.Munch()
+        self.vping.clean()
+        self.vping.cloud.delete_server.assert_called_once_with(
+            self.vping.vm2, wait=True,
+            timeout=getattr(config.CONF, 'vping_vm_delete_timeout'))
+        args[0].assert_called_once_with()
+
+
+if __name__ == '__main__':
+    logging.disable(logging.CRITICAL)
+    unittest.main(verbosity=2)
diff --git a/tox.ini b/tox.ini
index 8a2bfd7cd..46782995f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -118,9 +118,11 @@ basepython = python2.7
 dirs =
   functest/tests/unit/ci
   functest/tests/unit/odl
+  functest/tests/unit/openstack/vping
 commands = nosetests --with-coverage --cover-tests \
   --cover-package functest.ci.check_deployment \
   --cover-package functest.opnfv_tests.sdn.odl \
+  --cover-package functest.opnfv_tests.openstack.vping.vping_ssh \
   --cover-package functest.tests.unit \
   --cover-min-percentage 100 {[testenv:cover]dirs}