Add python3 for Functest utils

It also fixes test_utils RegexMatch and SubstrMatch.

Change-Id: I124aa7d0c4110dcd2f50220aae7ba9b299799e93
Signed-off-by: Cédric Ollivier <cedric.ollivier@orange.com>

4 files changed, 15 insertions, 8 deletions

diff --git a/functest/tests/unit/test_utils.py b/functest/tests/unit/test_utils.py
index e171db02..15904764 100644
--- a/functest/tests/unit/test_utils.py
+++ b/functest/tests/unit/test_utils.py
@@ -8,16 +8,22 @@
 import re
 
 
-class RegexMatch(str):
+class RegexMatch(object):
+    def __init__(self, msg):
+        self.msg = msg
+
     def __eq__(self, other):
-        match = re.search(self, other)
+        match = re.search(self.msg, other)
         if match:
             return True
         return False
 
 
-class SubstrMatch(str):
+class SubstrMatch(object):
+    def __init__(self, msg):
+        self.msg = msg
+
     def __eq__(self, other):
-        if self in other:
+        if self.msg in other:
             return True
         return False
diff --git a/functest/tests/unit/utils/test_openstack_clean.py b/functest/tests/unit/utils/test_openstack_clean.py
index 6ae7faa4..d85bd2ba 100644
--- a/functest/tests/unit/utils/test_openstack_clean.py
+++ b/functest/tests/unit/utils/test_openstack_clean.py
@@ -711,7 +711,7 @@ class OSCleanTesting(unittest.TestCase):
             as mock_remove_tenants, \
             mock.patch('functest.utils.openstack_clean.yaml.safe_load',
                        return_value=mock.Mock()), \
-                mock.patch('__builtin__.open', mock.mock_open()) as m:
+                mock.patch('six.moves.builtins.open', mock.mock_open()) as m:
             openstack_clean.main()
             self.assertTrue(mock_remove_instances)
             self.assertTrue(mock_remove_images)
diff --git a/functest/tests/unit/utils/test_openstack_snapshot.py b/functest/tests/unit/utils/test_openstack_snapshot.py
index 33e74609..919b28c6 100644
--- a/functest/tests/unit/utils/test_openstack_snapshot.py
+++ b/functest/tests/unit/utils/test_openstack_snapshot.py
@@ -222,7 +222,7 @@ class OSSnapshotTesting(unittest.TestCase):
                        return_value=self.update_list), \
             mock.patch('functest.utils.openstack_snapshot.get_tenants',
                        return_value=self.update_list), \
-                mock.patch('__builtin__.open', mock.mock_open()) as m:
+                mock.patch('six.moves.builtins.open', mock.mock_open()) as m:
             openstack_snapshot.main()
             mock_logger_info.assert_called_once_with("Generating OpenStack "
                                                      "snapshot...")
diff --git a/functest/tests/unit/utils/test_openstack_utils.py b/functest/tests/unit/utils/test_openstack_utils.py
index 307cbe37..01085bb7 100644
--- a/functest/tests/unit/utils/test_openstack_utils.py
+++ b/functest/tests/unit/utils/test_openstack_utils.py
@@ -365,7 +365,8 @@ class OSUtilsTesting(unittest.TestCase):
         except:
             pass
         f = 'rc_file'
-        with mock.patch('__builtin__.open', mock.mock_open(read_data=msg),
+        with mock.patch('six.moves.builtins.open',
+                        mock.mock_open(read_data=msg),
                         create=True) as m:
             m.return_value.__iter__ = lambda self: iter(self.readline, '')
             openstack_utils.source_credentials(f)
@@ -1460,7 +1461,7 @@ class OSUtilsTesting(unittest.TestCase):
                         return_value=True), \
             mock.patch('functest.utils.openstack_utils.get_image_id',
                        return_value=''), \
-            mock.patch('__builtin__.open',
+            mock.patch('six.moves.builtins.open',
                        mock.mock_open(read_data='1')) as m:
                 self.assertEqual(openstack_utils.
                                  create_glance_image(self.glance_client,