devtools/fake.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Wed, 16 Sep 2015 16:04:17 +0200
changeset 10799 ec97974b9010
parent 10662 10942ed172de
permissions -rw-r--r--
make sync_schema_props_perms(<computed rtype>) work as expected It currently ends up with an ExecutionError while we want to synchronize permissions. This makes 3.21.1 migration of any application using computed relation crashing. Also, remove pre 3.6 compat code in hooks that prevent living schema update on computed relation's permission changes.
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# copyright 2003-2015 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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# contact http://www.logilab.fr/ -- mailto:contact@logilab.fr
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#
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# This file is part of CubicWeb.
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#
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# CubicWeb is free software: you can redistribute it and/or modify it under the
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# terms of the GNU Lesser General Public License as published by the Free
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# Software Foundation, either version 2.1 of the License, or (at your option)
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# any later version.
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#
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# CubicWeb is distributed in the hope that it will be useful, but WITHOUT
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# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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# FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
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# details.
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#
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# You should have received a copy of the GNU Lesser General Public License along
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# with CubicWeb.  If not, see <http://www.gnu.org/licenses/>.
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"""Fake objects to ease testing of cubicweb without a fully working environment
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"""
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__docformat__ = "restructuredtext en"
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from contextlib import contextmanager
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from six import string_types
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from logilab.database import get_db_helper
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from cubicweb.req import RequestSessionBase
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from cubicweb.cwvreg import CWRegistryStore
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from cubicweb.web.request import ConnectionCubicWebRequestBase
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from cubicweb.devtools import BASE_URL, BaseApptestConfiguration
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class FakeConfig(dict, BaseApptestConfiguration):
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    translations = {}
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    uiprops = {}
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    https_uiprops = {}
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    apphome = None
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    debugmode = False
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    def __init__(self, appid='data', apphome=None, cubes=()):
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        self.appid = appid
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        self.apphome = apphome
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        self._cubes = cubes
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        self['auth-mode'] = 'cookie'
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        self['uid'] = None
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        self['base-url'] = BASE_URL
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        self['rql-cache-size'] = 3000
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        self.datadir_url = BASE_URL + 'data/'
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        self.https_datadir_url = (BASE_URL + 'data/').replace('http://', 'https://')
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    def cubes(self, expand=False):
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        return self._cubes
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    def sources(self):
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        return {'system': {'db-driver': 'sqlite'}}
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class FakeRequest(ConnectionCubicWebRequestBase):
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    """test implementation of an cubicweb request object"""
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    def __init__(self, *args, **kwargs):
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        if not (args or 'vreg' in kwargs):
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            kwargs['vreg'] = CWRegistryStore(FakeConfig(), initlog=False)
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        kwargs['https'] = False
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        self._http_method = kwargs.pop('method', 'GET')
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        self._url = kwargs.pop('url', None) or 'view?rql=Blop&vid=blop'
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        super(FakeRequest, self).__init__(*args, **kwargs)
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        self._session_data = {}
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    def set_cookie(self, name, value, maxage=300, expires=None, secure=False, httponly=False):
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        super(FakeRequest, self).set_cookie(name, value, maxage, expires, secure, httponly)
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        cookie = self.get_response_header('Set-Cookie')
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        self._headers_in.setHeader('Cookie', cookie)
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    ## Implement request abstract API
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    def http_method(self):
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        return self._http_method
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    def relative_path(self, includeparams=True):
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        """return the normalized path of the request (ie at least relative
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        to the instance's root, but some other normalization may be needed
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        so that the returned path may be used to compare to generated urls
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        """
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        if self._url.startswith(BASE_URL):
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            url = self._url[len(BASE_URL):]
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        else:
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            url = self._url
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        if includeparams:
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            return url
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        return url.split('?', 1)[0]
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    def set_request_header(self, header, value, raw=False):
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        """set an incoming HTTP header (for test purpose only)"""
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        if isinstance(value, string_types):
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            value = [value]
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        if raw:
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            # adding encoded header is important, else page content
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            # will be reconverted back to unicode and apart unefficiency, this
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            # may cause decoding problem (e.g. when downloading a file)
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            self._headers_in.setRawHeaders(header, value)
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        else:
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            self._headers_in.setHeader(header, value) #
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    def get_response_header(self, header, default=None, raw=False):
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        """return output header (for test purpose only)"""
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        if raw:
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            return self.headers_out.getRawHeaders(header, [default])[0]
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        return self.headers_out.getHeader(header, default)
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    def build_url_params(self, **kwargs):
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        # overriden to get predictable resultts
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        args = []
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        for param, values in sorted(kwargs.items()):
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            if not isinstance(values, (list, tuple)):
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                values = (values,)
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            for value in values:
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                assert value is not None
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                args.append(u'%s=%s' % (param, self.url_quote(value)))
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        return '&'.join(args)
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class FakeUser(object):
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    login = 'toto'
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    eid = 0
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    def in_groups(self, groups):
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        return True
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class FakeSession(RequestSessionBase):
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    def __init__(self, repo=None, user=None, vreg=None):
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        self.repo = repo
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        if vreg is None:
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            vreg = getattr(self.repo, 'vreg', None)
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        if vreg is None:
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            vreg = CWRegistryStore(FakeConfig(), initlog=False)
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        self.vreg = vreg
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        self.cnxset = FakeConnectionsSet()
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        self.user = user or FakeUser()
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        self.is_internal_session = False
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        self.transaction_data = {}
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    def execute(self, *args, **kwargs):
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        pass
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    def commit(self, *args):
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        self.transaction_data.clear()
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    def close(self, *args):
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        pass
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    def system_sql(self, sql, args=None):
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        pass
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    def set_entity_cache(self, entity):
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        pass
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    def security_enabled(self, read=False, write=False):
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        class FakeCM(object):
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            def __enter__(self): pass
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            def __exit__(self, exctype, exc, traceback): pass
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        return FakeCM()
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    # for use with enabled_security context manager
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    read_security = write_security = True
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    @contextmanager
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    def running_hooks_ops(self):
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        yield
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class FakeRepo(object):
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    querier = None
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    def __init__(self, schema, vreg=None, config=None):
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        self.extids = {}
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        self.eids = {}
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        self._count = 0
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        self.schema = schema
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        self.config = config or FakeConfig()
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        self.vreg = vreg or CWRegistryStore(self.config, initlog=False)
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        self.vreg.schema = schema
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    def internal_session(self):
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        return FakeSession(self)
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    def extid2eid(self, source, extid, etype, cnx, insert=True):
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        try:
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            return self.extids[extid]
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        except KeyError:
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            if not insert:
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                return None
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            self._count += 1
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            eid = self._count
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            entity = source.before_entity_insertion(cnx, extid, etype, eid)
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            self.extids[extid] = eid
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            self.eids[eid] = extid
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            source.after_entity_insertion(cnx, extid, entity)
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            return eid
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0
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class FakeSource(object):
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    dbhelper = get_db_helper('sqlite')
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    def __init__(self, uri):
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        self.uri = uri
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class FakeConnectionsSet(object):
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    def source(self, uri):
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        return FakeSource(uri)