devtools/__init__.py
author Sylvain Thénault <sylvain.thenault@logilab.fr>
Tue, 13 Oct 2009 12:03:24 +0200
changeset 3652 9fba30110377
parent 3647 2941f4a0aab9
child 3998 94cc7cad3d2d
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[testlib] nicer http headers and cookie faking in fake request
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"""Test tools for cubicweb
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:organization: Logilab
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:copyright: 2001-2009 LOGILAB S.A. (Paris, FRANCE), license is LGPL v2.
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:contact: http://www.logilab.fr/ -- mailto:contact@logilab.fr
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:license: GNU Lesser General Public License, v2.1 - http://www.gnu.org/licenses
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"""
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__docformat__ = "restructuredtext en"
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import os
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import logging
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from datetime import timedelta
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from os.path import (abspath, join, exists, basename, dirname, normpath, split,
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                     isfile, isabs)
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from cubicweb import CW_SOFTWARE_ROOT, ConfigurationError, schema, cwconfig
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from cubicweb.utils import strptime
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from cubicweb.server.serverconfig import ServerConfiguration
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from cubicweb.etwist.twconfig import TwistedConfiguration
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cwconfig.CubicWebConfiguration.cls_adjust_sys_path()
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# db auto-population configuration #############################################
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SYSTEM_ENTITIES = schema.SCHEMA_TYPES | set((
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    'CWGroup', 'CWUser', 'CWProperty',
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    'Workflow', 'State', 'BaseTransition', 'Transition', 'WorkflowTransition',
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    'TrInfo', 'SubWorkflowExitPoint',
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    ))
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SYSTEM_RELATIONS = schema.META_RTYPES | set((
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    # workflow related
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    'workflow_of', 'state_of', 'transition_of', 'initial_state', 'allowed_transition',
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    'destination_state', 'in_state', 'wf_info_for', 'from_state', 'to_state',
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    'condition', 'subworkflow', 'subworkflow_state', 'subworkflow_exit',
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    # cwproperty
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    'for_user',
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    # schema definition
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    'specializes',
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    'relation_type', 'from_entity', 'to_entity',
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    'constrained_by', 'cstrtype', 'widget',
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    'read_permission', 'update_permission', 'delete_permission', 'add_permission',
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    # permission
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    'in_group', 'require_group', 'require_permission',
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    # deducted from other relations
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    'primary_email',
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    ))
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# content validation configuration #############################################
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# validators are used to validate (XML, DTD, whatever) view's content
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# validators availables are :
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#  'dtd' : validates XML + declared DTD
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#  'xml' : guarantees XML is well formed
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#  None : do not try to validate anything
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# {'vid': validator}
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VIEW_VALIDATORS = {}
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# cubicweb test configuration ##################################################
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BASE_URL = 'http://testing.fr/cubicweb/'
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DEFAULT_SOURCES = {'system': {'adapter' : 'native',
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                              'db-encoding' : 'UTF-8', #'ISO-8859-1',
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                              'db-user' : u'admin',
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                              'db-password' : 'gingkow',
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                              'db-name' : 'tmpdb',
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                              'db-driver' : 'sqlite',
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                              'db-host' : None,
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                              },
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                   'admin' : {'login': u'admin',
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                              'password': u'gingkow',
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                              },
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                   }
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class TestServerConfiguration(ServerConfiguration):
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    mode = 'test'
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    set_language = False
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    read_instance_schema = False
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    bootstrap_schema = False
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    init_repository = True
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    options = cwconfig.merge_options(ServerConfiguration.options + (
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        ('anonymous-user',
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         {'type' : 'string',
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          'default': None,
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          'help': 'login of the CubicWeb user account to use for anonymous user (if you want to allow anonymous)',
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          'group': 'main', 'inputlevel': 1,
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          }),
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        ('anonymous-password',
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         {'type' : 'string',
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          'default': None,
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          'help': 'password of the CubicWeb user account matching login',
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          'group': 'main', 'inputlevel': 1,
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          }),
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        ))
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    if not os.environ.get('APYCOT_ROOT'):
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        REGISTRY_DIR = normpath(join(CW_SOFTWARE_ROOT, '../cubes'))
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    def __init__(self, appid, log_threshold=logging.CRITICAL+10):
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        ServerConfiguration.__init__(self, appid)
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        self.init_log(log_threshold, force=True)
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        # need this, usually triggered by cubicweb-ctl
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        self.load_cwctl_plugins()
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        self.global_set_option('anonymous-user', 'anon')
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        self.global_set_option('anonymous-password', 'anon')
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    anonymous_user = TwistedConfiguration.anonymous_user.im_func
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    @property
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    def apphome(self):
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        if exists(self.appid):
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            return abspath(self.appid)
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        # cube test
0
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        return abspath('..')
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    appdatahome = apphome
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    def load_configuration(self):
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        super(TestServerConfiguration, self).load_configuration()
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        self.global_set_option('anonymous-user', 'anon')
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        self.global_set_option('anonymous-password', 'anon')
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    def main_config_file(self):
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        """return instance's control configuration file"""
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        return join(self.apphome, '%s.conf' % self.name)
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    def instance_md5_version(self):
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        return ''
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    def bootstrap_cubes(self):
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        try:
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            super(TestServerConfiguration, self).bootstrap_cubes()
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        except IOError:
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            # no cubes
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            self.init_cubes( () )
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    sourcefile = None
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    def sources_file(self):
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        """define in subclasses self.sourcefile if necessary"""
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        if self.sourcefile:
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            print 'Reading sources from', self.sourcefile
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            sourcefile = self.sourcefile
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            if not isabs(sourcefile):
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                sourcefile = join(self.apphome, sourcefile)
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        else:
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            sourcefile = super(TestServerConfiguration, self).sources_file()
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        return sourcefile
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    def sources(self):
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        """By default, we run tests with the sqlite DB backend.  One may use its
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        own configuration by just creating a 'sources' file in the test
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        directory from wich tests are launched or by specifying an alternative
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        sources file using self.sourcefile.
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        """
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        sources = super(TestServerConfiguration, self).sources()
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        if not sources:
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            sources = DEFAULT_SOURCES
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        return sources
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0
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class BaseApptestConfiguration(TestServerConfiguration, TwistedConfiguration):
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    repo_method = 'inmemory'
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    options = cwconfig.merge_options(TestServerConfiguration.options
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                                     + TwistedConfiguration.options)
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    cubicweb_appobject_path = TestServerConfiguration.cubicweb_appobject_path | TwistedConfiguration.cubicweb_appobject_path
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    cube_appobject_path = TestServerConfiguration.cube_appobject_path | TwistedConfiguration.cube_appobject_path
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    def available_languages(self, *args):
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        return ('en', 'fr', 'de')
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    def ext_resources_file(self):
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        """return instance's external resources file"""
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        return join(self.apphome, 'data', 'external_resources')
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0
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    def pyro_enabled(self):
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        # but export PYRO_MULTITHREAD=0 or you get problems with sqlite and threads
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        return True
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class ApptestConfiguration(BaseApptestConfiguration):
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    def __init__(self, appid, log_threshold=logging.CRITICAL, sourcefile=None):
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        BaseApptestConfiguration.__init__(self, appid, log_threshold=log_threshold)
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        self.init_repository = sourcefile is None
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        self.sourcefile = sourcefile
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0
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# test database handling #######################################################
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def init_test_database(config=None, configdir='data'):
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    """init a test database for a specific driver"""
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   195
    from cubicweb.dbapi import in_memory_cnx
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    config = config or TestServerConfiguration(configdir)
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    sources = config.sources()
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    driver = sources['system']['db-driver']
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    if driver == 'sqlite':
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        init_test_database_sqlite(config)
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    elif driver == 'postgres':
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        init_test_database_postgres(config)
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   203
    else:
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        raise ValueError('no initialization function for driver %r' % driver)
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    config._cubes = None # avoid assertion error
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    repo, cnx = in_memory_cnx(config, unicode(sources['admin']['login']),
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                              password=sources['admin']['password'] or 'xxx')
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   208
    if driver == 'sqlite':
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        install_sqlite_patch(repo.querier)
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    return repo, cnx
0
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def reset_test_database(config):
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    """init a test database for a specific driver"""
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   215
    driver = config.sources()['system']['db-driver']
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   216
    if driver == 'sqlite':
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   217
        reset_test_database_sqlite(config)
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    else:
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        raise ValueError('no reset function for driver %r' % driver)
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### postgres test database handling ############################################
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   224
def init_test_database_postgres(config):
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    """initialize a fresh sqlite databse used for testing purpose"""
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   226
    if config.init_repository:
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   227
        from cubicweb.server import init_repository
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        init_repository(config, interactive=False, drop=True)
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0
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### sqlite test database handling ##############################################
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def cleanup_sqlite(dbfile, removetemplate=False):
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    try:
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        os.remove(dbfile)
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        os.remove('%s-journal' % dbfile)
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    except OSError:
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        pass
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    if removetemplate:
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        try:
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            os.remove('%s-template' % dbfile)
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        except OSError:
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            pass
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2773
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def reset_test_database_sqlite(config):
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    import shutil
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    dbfile = config.sources()['system']['db-name']
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    cleanup_sqlite(dbfile)
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    template = '%s-template' % dbfile
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    if exists(template):
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        shutil.copy(template, dbfile)
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        return True
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    return False
0
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2773
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def init_test_database_sqlite(config):
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    """initialize a fresh sqlite databse used for testing purpose"""
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    # remove database file if it exists
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    dbfile = config.sources()['system']['db-name']
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    if not reset_test_database_sqlite(config):
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        # initialize the database
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        import shutil
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        from cubicweb.server import init_repository
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        init_repository(config, interactive=False)
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        dbfile = config.sources()['system']['db-name']
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        shutil.copy(dbfile, '%s-template' % dbfile)
0
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2732
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def install_sqlite_patch(querier):
0
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    """This patch hotfixes the following sqlite bug :
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       - http://www.sqlite.org/cvstrac/tktview?tn=1327,33
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       (some dates are returned as strings rather thant date objects)
0
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    """
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    if hasattr(querier.__class__, '_devtools_sqlite_patched'):
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        return # already monkey patched
0
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    def wrap_execute(base_execute):
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        def new_execute(*args, **kwargs):
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            rset = base_execute(*args, **kwargs)
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            if rset.description:
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                found_date = False
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                for row, rowdesc in zip(rset, rset.description):
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                    for cellindex, (value, vtype) in enumerate(zip(row, rowdesc)):
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                        if vtype in ('Date', 'Datetime') and type(value) is unicode:
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                            found_date = True
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                            value = value.rsplit('.', 1)[0]
0
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                            try:
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                                row[cellindex] = strptime(value, '%Y-%m-%d %H:%M:%S')
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                            except:
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                                row[cellindex] = strptime(value, '%Y-%m-%d')
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                        if vtype == 'Time' and type(value) is unicode:
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                            found_date = True
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                            try:
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                                row[cellindex] = strptime(value, '%H:%M:%S')
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                            except:
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                                # DateTime used as Time?
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                                row[cellindex] = strptime(value, '%Y-%m-%d %H:%M:%S')
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                        if vtype == 'Interval' and type(value) is int:
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                            found_date = True
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                            row[cellindex] = timedelta(0, value, 0) # XXX value is in number of seconds?
0
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                    if not found_date:
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                        break
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            return rset
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        return new_execute
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    querier.__class__.execute = wrap_execute(querier.__class__.execute)
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    querier.__class__._devtools_sqlite_patched = True