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19: Removed depreciated base2.py and test_base2.py files
This commit is contained in:
Jason Gerard DeRose
parent
9b3e2f5cec
commit
89e9b7eaec
154
ipalib/base2.py
154
ipalib/base2.py
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# Authors:
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# Jason Gerard DeRose <jderose@redhat.com>
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#
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# Copyright (C) 2008 Red Hat
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# see file 'COPYING' for use and warranty information
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; version 2 only
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""
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Base classes for plug-in architecture and generative API.
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"""
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import inspect
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import exceptions
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from base import NameSpace
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class Named(object):
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def __get_name(self):
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return self.__class__.__name__
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name = property(__get_name)
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class WithObj(Named):
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_obj = None
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__obj = None
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__obj_locked = False
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def __get_obj(self):
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return self.__obj
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def __set_obj(self, obj):
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if self.__obj_locked:
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raise exceptions.TwiceSetError(self.__class__.__name__, 'obj')
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self.__obj_locked = True
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if obj is None:
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assert self.__obj is None
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assert self.obj is None
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else:
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assert isinstance(obj, Named)
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assert isinstance(self._obj, str)
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assert obj.name == self._obj
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self.__obj = obj
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assert self.obj is obj
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obj = property(__get_obj, __set_obj)
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class Command(WithObj):
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pass
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class Property(WithObj):
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pass
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class Object(Named):
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__commands = None
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def __get_commands(self):
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return self.__commands
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def __set_commands(self, commands):
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if self.__commands is not None:
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raise exceptions.TwiceSetError(
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self.__class__.__name__, 'commands'
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)
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assert type(commands) is NameSpace
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self.__commands = commands
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assert self.commands is commands
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commands = property(__get_commands, __set_commands)
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class Collector(object):
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def __init__(self):
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self.__d = {}
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self.globals = []
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def __getitem__(self, key):
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assert isinstance(key, str)
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if key not in self.__d:
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self.__d[key] = []
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return self.__d[key]
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def __iter__(self):
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for key in self.__d:
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yield key
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def add(self, i):
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assert isinstance(i, WithObj)
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if i._obj is None:
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self.globals.append(i)
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else:
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self[i._obj].append(i)
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def namespaces(self):
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for key in self:
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d = dict((i.name, i) for i in self[key])
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yield (key, NameSpace(d))
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class Registrar(object):
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__object = None
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__commands = None
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__properties = None
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def __init__(self):
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self.__tmp_objects = {}
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self.__tmp_commands = {}
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self.__tmp_properties = {}
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def __get_objects(self):
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return self.__objects
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objects = property(__get_objects)
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def __get_commands(self):
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return self.__commands
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commands = property(__get_commands)
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def __get_target(self, i):
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if isinstance(i, Object):
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return (self.__tmp_objects, i.name)
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if isinstance(i, Command):
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return (self.__tmp_commands, i.name)
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assert isinstance(i, Property)
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def register(self, cls):
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assert inspect.isclass(cls)
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assert issubclass(cls, Named)
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i = cls()
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(target, key) = self.__get_target(i)
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target[key] = i
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def finalize(self):
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obj_cmd = Collector()
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for cmd in self.__tmp_commands.values():
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if cmd._obj is None:
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cmd.obj = None
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else:
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obj = self.__tmp_objects[cmd._obj]
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cmd.obj = obj
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obj_cmd.add(cmd)
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self.__objects = NameSpace(self.__tmp_objects)
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self.__commands = NameSpace(self.__tmp_commands)
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for (key, ns) in obj_cmd.namespaces():
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self.objects[key].commands = ns
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@ -1,155 +0,0 @@
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# Authors:
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# Jason Gerard DeRose <jderose@redhat.com>
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#
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# Copyright (C) 2008 Red Hat
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# see file 'COPYING' for use and warranty information
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License as
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# published by the Free Software Foundation; version 2 only
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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"""
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Unit tests for `ipalib.base` module.
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"""
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from ipalib import base2 as base
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from ipalib import exceptions
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def read_only(obj, name):
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"""
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Check that a given property is read-only.
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Returns the value of the property.
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"""
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assert isinstance(obj, object)
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assert hasattr(obj, name)
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raised = False
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try:
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setattr(obj, name, 'some new obj')
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except AttributeError:
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raised = True
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assert raised
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return getattr(obj, name)
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class ClassChecker(object):
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cls = None # Override this is subclasses
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def new(self, *args, **kw):
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return self.cls(*args, **kw)
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def args(self):
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return []
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def kw(self):
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return {}
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def std(self):
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return self.new(*self.args(), **self.kw())
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def test_Named():
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class named_class(base.Named):
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pass
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i = named_class()
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assert i.name == 'named_class'
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def test_WithObj():
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class some_object(base.Named):
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pass
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class another_object(base.Named):
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pass
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class some_command(base.WithObj):
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_obj = 'some_object'
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obj = some_object()
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cmd = some_command()
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# Test that it can be set:
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assert cmd.obj is None
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cmd.obj = obj
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assert cmd.obj is obj
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# Test that it cannot be set twice:
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raised = False
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try:
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cmd.obj = obj
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except exceptions.TwiceSetError:
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raised = True
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assert raised
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# Test that it can't be set with the wrong name:
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obj = another_object()
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cmd = some_command()
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raised = False
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try:
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cmd.obj = obj
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except AssertionError:
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raised = True
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assert raised
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def test_Registar():
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class adduser(base.Command):
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_obj = 'user'
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class moduser(base.Command):
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_obj = 'user'
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class deluser(base.Command):
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_obj = 'user'
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class finduser(base.Command):
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_obj = 'user'
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class kinit(base.Command):
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pass
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class user(base.Object):
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pass
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class group(base.Object):
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pass
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r = base.Registrar()
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r.register(adduser)
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r.register(moduser)
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r.register(deluser)
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r.register(finduser)
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r.register(kinit)
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r.register(user)
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r.register(group)
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r.finalize()
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assert len(r.commands) == 5
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assert len(r.objects) == 2
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obj = r.objects.user
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assert type(obj) is user
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for name in ['adduser', 'moduser', 'deluser', 'finduser']:
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cmd = r.commands[name]
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assert type(cmd) is locals()[name]
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assert cmd.obj is obj
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assert r.commands.kinit.obj is None
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for cmd in r.commands():
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raised = False
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try:
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cmd.obj = None
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except exceptions.TwiceSetError:
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raised = True
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assert raised
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u = r.objects.user
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assert isinstance(u.commands, base.NameSpace)
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assert len(u.commands) == 4
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assert list(u.commands) == ['adduser', 'deluser', 'finduser', 'moduser']
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