New module: management of the Nuage Networks VSP SDN solution (network/nuage/nuage_vspk) (#24895)

* Nuage module and unit tests with requested changes

* Cleanup of imports

* Adding check on python version

* Adding import try and catch wrappers

* Cleanup of requirements and adding integration tests

* Using pypi package for simulator

* Cleanup of requirements and adding integration tests

* Adding aliases for integration tests

* Adding module to import sanity test skip list

* Revert "Adding module to import sanity test skip list"

This reverts commit eab23af8c5ca7c503af63c05610b5db66d31fae4.

* Adding check for importlib and cleanup of requirements

test/units/modules/network/nuage/nuage_module.py

@@ -0,0 +1,100 @@
+# -*- coding: utf-8 -*-
+
+# (c) 2017, Nokia
+# This file is part of Ansible
+#
+# Ansible is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# Ansible is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.
+
+import json
+from ansible.compat.tests import unittest
+from ansible.compat.tests.mock import patch
+from ansible.module_utils import basic
+from ansible.module_utils._text import to_bytes
+
+from nose.plugins.skip import SkipTest
+try:
+    from vspk import v5_0 as vsdk
+    from bambou import nurest_session
+except ImportError:
+    raise SkipTest('Nuage Ansible modules requires the vspk and bambou python libraries')
+
+
+def set_module_args(args):
+    set_module_args_custom_auth(args=args, auth={
+        'api_username': 'csproot',
+        'api_password': 'csproot',
+        'api_enterprise': 'csp',
+        'api_url': 'https://localhost:8443',
+        'api_version': 'v5_0'
+    })
+
+
+def set_module_args_custom_auth(args, auth):
+    args['auth'] = auth
+    args = json.dumps({'ANSIBLE_MODULE_ARGS': args})
+    basic._ANSIBLE_ARGS = to_bytes(args)
+
+
+class AnsibleExitJson(Exception):
+    pass
+
+
+class AnsibleFailJson(Exception):
+    pass
+
+
+class MockNuageResponse(object):
+    def __init__(self, status_code, reason, errors):
+        self.status_code = status_code
+        self.reason = reason
+        self.errors = errors
+
+
+class MockNuageConnection(object):
+    def __init__(self, status_code, reason, errors):
+        self.response = MockNuageResponse(status_code, reason, errors)
+
+
+class TestNuageModule(unittest.TestCase):
+
+    def setUp(self):
+
+        def session_start(self):
+            self._root_object = vsdk.NUMe()
+            self._root_object.enterprise_id = 'enterprise-id'
+            nurest_session._NURESTSessionCurrentContext.session = self
+            return self
+
+        self.session_mock = patch('vspk.v5_0.NUVSDSession.start', new=session_start)
+        self.session_mock.start()
+
+        def fail_json(*args, **kwargs):
+            kwargs['failed'] = True
+            raise AnsibleFailJson(kwargs)
+
+        self.fail_json_mock = patch('ansible.module_utils.basic.AnsibleModule.fail_json', new=fail_json)
+        self.fail_json_mock.start()
+
+        def exit_json(*args, **kwargs):
+            if 'changed' not in kwargs:
+                kwargs['changed'] = False
+            raise AnsibleExitJson(kwargs)
+
+        self.exit_json_mock = patch('ansible.module_utils.basic.AnsibleModule.exit_json', new=exit_json)
+        self.exit_json_mock.start()
+
+    def tearDown(self):
+        self.session_mock.stop()
+        self.fail_json_mock.stop()
+        self.exit_json_mock.stop()