231 lines
7.2 KiB
Python
231 lines
7.2 KiB
Python
# 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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Test the `ipalib.backend` module.
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"""
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import threading
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from tests.util import ClassChecker, raises, create_test_api
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from tests.data import unicode_str
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from ipalib.request import context, Connection
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from ipalib.frontend import Command
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from ipalib import backend, plugable, errors2, base
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class test_Backend(ClassChecker):
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"""
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Test the `ipalib.backend.Backend` class.
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"""
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_cls = backend.Backend
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def test_class(self):
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assert self.cls.__bases__ == (plugable.Plugin,)
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assert self.cls.__proxy__ is False
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class DummyConnection(Connection):
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def create(self, *args, **kw):
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self.args = args
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self.kw = kw
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self.closed = False
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return 'The connection'
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def close(self):
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assert self.closed is False
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object.__setattr__(self, 'closed', True)
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class test_Connectible(ClassChecker):
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"""
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Test the `ipalib.backend.Connectible` class.
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"""
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_cls = backend.Connectible
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def test_connect(self):
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"""
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Test the `ipalib.backend.Connectible.connect` method.
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"""
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# Test that TypeError is raised when connection_klass isn't a
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# Connection subclass:
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class bad(self.cls):
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connection_klass = base.ReadOnly
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o = bad()
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m = '%s.connection_klass must be a request.Connection subclass'
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e = raises(ValueError, o.connect)
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assert str(e) == m % 'bad'
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# Test that connection is created:
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class example(self.cls):
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connection_klass = DummyConnection
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o = example()
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args = ('Arg1', 'Arg2', 'Arg3')
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kw = dict(key1='Val1', key2='Val2', key3='Val3')
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assert not hasattr(context, 'example')
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assert o.connect(*args, **kw) is None
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conn = context.example
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assert type(conn) is DummyConnection
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assert conn.args == args
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assert conn.kw == kw
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assert conn.conn == 'The connection'
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# Test that StandardError is raised if already connected:
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m = "connection 'context.%s' already exists in thread %r"
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e = raises(StandardError, o.connect, *args, **kw)
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assert str(e) == m % ('example', threading.currentThread().getName())
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# Double check that it works after deleting context.example:
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del context.example
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assert o.connect(*args, **kw) is None
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def test_isconnected(self):
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"""
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Test the `ipalib.backend.Connectible.isconnected` method.
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"""
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class example(self.cls):
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pass
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for klass in (self.cls, example):
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o = klass()
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assert o.isconnected() is False
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conn = DummyConnection()
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setattr(context, klass.__name__, conn)
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assert o.isconnected() is True
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delattr(context, klass.__name__)
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def test_conn(self):
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"""
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Test the `ipalib.backend.Connectible.conn` property.
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"""
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msg = 'no context.%s in thread %r'
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class example(self.cls):
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pass
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for klass in (self.cls, example):
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o = klass()
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e = raises(AttributeError, getattr, o, 'conn')
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assert str(e) == msg % (
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klass.__name__, threading.currentThread().getName()
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)
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conn = DummyConnection()
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setattr(context, klass.__name__, conn)
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assert o.conn is conn.conn
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delattr(context, klass.__name__)
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class test_Executioner(ClassChecker):
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"""
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Test the `ipalib.backend.Executioner` class.
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"""
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_cls = backend.Executioner
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def test_execute(self):
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"""
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Test the `ipalib.backend.Executioner.execute` method.
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"""
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(api, home) = create_test_api(in_server=True)
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class echo(Command):
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takes_args = ['arg1', 'arg2+']
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takes_options = ['option1?', 'option2?']
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def execute(self, *args, **options):
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assert type(args[1]) is tuple
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return args + (options,)
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api.register(echo)
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class good(Command):
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def execute(self):
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raise errors2.ValidationError(
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name='nurse',
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error=u'Not naughty!',
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)
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api.register(good)
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class bad(Command):
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def execute(self):
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raise ValueError('This is private.')
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api.register(bad)
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api.finalize()
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o = self.cls()
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o.set_api(api)
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o.finalize()
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# Test that CommandError is raised:
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conn = DummyConnection()
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context.someconn = conn
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e = raises(errors2.CommandError, o.execute, 'nope')
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assert e.name == 'nope'
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assert conn.closed is True # Make sure destroy_context() was called
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assert context.__dict__.keys() == []
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# Test with echo command:
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arg1 = unicode_str
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arg2 = (u'Hello', unicode_str, u'world!')
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args = (arg1,) + arg2
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options = dict(option1=u'How are you?', option2=unicode_str)
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conn = DummyConnection()
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context.someconn = conn
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assert o.execute('echo', arg1, arg2, **options) == (arg1, arg2, options)
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assert conn.closed is True # Make sure destroy_context() was called
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assert context.__dict__.keys() == []
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conn = DummyConnection()
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context.someconn = conn
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assert o.execute('echo', *args, **options) == (arg1, arg2, options)
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assert conn.closed is True # Make sure destroy_context() was called
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assert context.__dict__.keys() == []
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# Test with good command:
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conn = DummyConnection()
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context.someconn = conn
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e = raises(errors2.ValidationError, o.execute, 'good')
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assert e.name == 'nurse'
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assert e.error == u'Not naughty!'
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assert conn.closed is True # Make sure destroy_context() was called
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assert context.__dict__.keys() == []
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# Test with bad command:
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conn = DummyConnection()
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context.someconn = conn
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e = raises(errors2.InternalError, o.execute, 'bad')
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assert conn.closed is True # Make sure destroy_context() was called
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assert context.__dict__.keys() == []
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class test_Context(ClassChecker):
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"""
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Test the `ipalib.backend.Context` class.
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"""
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_cls = backend.Context
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def test_get_value(self):
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"""
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Test the `ipalib.backend.Context.get_value` method.
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"""
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class Subclass(self.cls):
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pass
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o = Subclass()
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e = raises(NotImplementedError, o.get_value)
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assert str(e) == 'Subclass.get_value()'
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