Fixes unit tests and token cleanup (#48005)

The unit tests in 2.8 were broken. this fixes them and adds a token
cleanup to the bigip_tunnel module

lib/ansible/modules/network/f5/bigip_tunnel.py

@@ -603,8 +603,10 @@ def main():
         client = F5RestClient(**module.params)
         mm = ModuleManager(module=module, client=client)
         results = mm.exec_module()
+        cleanup_tokens(client)
         exit_json(module, results, client)
     except F5ModuleError as ex:
+        cleanup_tokens(client)
         fail_json(module, ex, client)
 
 

test/units/modules/network/f5/test_bigip_tunnel.py

@@ -8,16 +8,12 @@ __metaclass__ = type
 
 import os
 import json
-import pytest
 import sys
 
 from nose.plugins.skip import SkipTest
 if sys.version_info < (2, 7):
     raise SkipTest("F5 Ansible modules require Python >= 2.7")
 
-from units.compat import unittest
-from units.compat.mock import Mock
-from units.compat.mock import patch
 from ansible.module_utils.basic import AnsibleModule
 
 try:
@@ -25,17 +21,25 @@ try:
     from library.modules.bigip_tunnel import ModuleParameters
     from library.modules.bigip_tunnel import ModuleManager
     from library.modules.bigip_tunnel import ArgumentSpec
-    from library.module_utils.network.f5.common import F5ModuleError
-    from library.module_utils.network.f5.common import iControlUnexpectedHTTPError
-    from test.unit.modules.utils import set_module_args
+
+    # In Ansible 2.8, Ansible changed import paths.
+    from test.units.compat import unittest
+    from test.units.compat.mock import Mock
+    from test.units.compat.mock import patch
+
+    from test.units.modules.utils import set_module_args
 except ImportError:
     try:
         from ansible.modules.network.f5.bigip_tunnel import ApiParameters
         from ansible.modules.network.f5.bigip_tunnel import ModuleParameters
         from ansible.modules.network.f5.bigip_tunnel import ModuleManager
         from ansible.modules.network.f5.bigip_tunnel import ArgumentSpec
-        from ansible.module_utils.network.f5.common import F5ModuleError
-        from ansible.module_utils.network.f5.common import iControlUnexpectedHTTPError
+
+        # Ansible 2.8 imports
+        from units.compat import unittest
+        from units.compat.mock import Mock
+        from units.compat.mock import patch
+
         from units.modules.utils import set_module_args
     except ImportError:
         raise SkipTest("F5 Ansible modules require the f5-sdk Python library")