API: Cleanup APIs interface.api
[vpp.git] / test / remote_test.py
index dfdc630..f5b3c62 100644 (file)
@@ -3,13 +3,21 @@
 import inspect
 import os
 import unittest
+from framework import VppTestCase
 from multiprocessing import Process, Pipe
 from pickle import dumps
-
 import six
 from six import moves
+import sys
+if sys.version_info <= (3, 4):
+    from aenum import IntEnum
+else:
+    from enum import IntEnum
 
-from framework import VppTestCase
+if sys.version_info <= (3, 6):
+    from aenum import IntFlag
+else:
+    from enum import IntFlag
 
 
 class SerializableClassCopy(object):
@@ -42,14 +50,16 @@ class RemoteClassAttr(object):
 
     def __getattr__(self, attr):
         if attr[0] == '_':
-            raise AttributeError
+            if not (attr.startswith('__') and attr.endswith('__')):
+                raise AttributeError
         self._path.append(attr)
         return self
 
     def __setattr__(self, attr, val):
         if attr[0] == '_':
-            super(RemoteClassAttr, self).__setattr__(attr, val)
-            return
+            if not (attr.startswith('__') and attr.endswith('__')):
+                super(RemoteClassAttr, self).__setattr__(attr, val)
+                return
         self._path.append(attr)
         self._remote._remote_exec(RemoteClass.SETATTR, self.path_to_str(),
                                   True, value=val)
@@ -113,15 +123,17 @@ class RemoteClass(Process):
 
     def __getattr__(self, attr):
         if attr[0] == '_' or not self.is_alive():
-            if hasattr(super(RemoteClass, self), '__getattr__'):
-                return super(RemoteClass, self).__getattr__(attr)
-            raise AttributeError
+            if not (attr.startswith('__') and attr.endswith('__')):
+                if hasattr(super(RemoteClass, self), '__getattr__'):
+                    return super(RemoteClass, self).__getattr__(attr)
+                raise AttributeError
         return RemoteClassAttr(self, attr)
 
     def __setattr__(self, attr, val):
         if attr[0] == '_' or not self.is_alive():
-            super(RemoteClass, self).__setattr__(attr, val)
-            return
+            if not (attr.startswith('__') and attr.endswith('__')):
+                super(RemoteClass, self).__setattr__(attr, val)
+                return
         setattr(RemoteClassAttr(self, None), attr, val)
 
     def _remote_exec(self, op, path=None, ret=True, *args, **kwargs):
@@ -221,11 +233,27 @@ class RemoteClass(Process):
         """
         if self._serializable(obj):
             return obj  # already serializable
+
         copy = SerializableClassCopy()
+
+        """
+        Dictionaries can hold complex values, so we split keys and values into
+        separate lists and serialize them individually.
+        """
+        if (type(obj) is dict):
+            copy.type = type(obj)
+            copy.k_list = list()
+            copy.v_list = list()
+            for k, v in obj.items():
+                copy.k_list.append(self._make_serializable(k))
+                copy.v_list.append(self._make_serializable(v))
+            return copy
+
         # copy at least serializable attributes and properties
         for name, member in inspect.getmembers(obj):
             if name[0] == '_':  # skip private members
-                continue
+                if not (name.startswith('__') and name.endswith('__')):
+                    continue
             if callable(member) and not isinstance(member, property):
                 continue
             if not self._serializable(member):
@@ -245,10 +273,18 @@ class RemoteClass(Process):
             if type(obj) is tuple:
                 rv = tuple(rv)
             return rv
+        elif (isinstance(obj, IntEnum) or isinstance(obj, IntFlag)):
+            return obj.value
         else:
             return self._make_obj_serializable(obj)
 
     def _deserialize_obj(self, obj):
+        if (hasattr(obj, 'type')):
+            if obj.type is dict:
+                _obj = dict()
+                for k, v in zip(obj.k_list, obj.v_list):
+                    _obj[self._deserialize(k)] = self._deserialize(v)
+            return _obj
         return obj
 
     def _deserialize(self, obj):
@@ -351,12 +387,14 @@ class RemoteVppTestCase(VppTestCase):
     def __init__(self):
         super(RemoteVppTestCase, self).__init__("emptyTest")
 
+    # Note: __del__ is a 'Finalizer" not a 'Destructor'.
+    # https://docs.python.org/3/reference/datamodel.html#object.__del__
     def __del__(self):
         if hasattr(self, "vpp"):
-            cls.vpp.poll()
-            if cls.vpp.returncode is None:
-                cls.vpp.terminate()
-                cls.vpp.communicate()
+            self.vpp.poll()
+            if self.vpp.returncode is None:
+                self.vpp.terminate()
+                self.vpp.communicate()
 
     @classmethod
     def setUpClass(cls, tempdir):