import logging

from cubicweb import toolsutils

from cubicweb.devtools import DEFAULT_SOURCES, BaseApptestConfiguration

class RealDatabaseConfiguration(BaseApptestConfiguration):

    init_repository = False

    sourcesdef =  DEFAULT_SOURCES.copy()

    def sources(self):

        """

        By default, we run tests with the sqlite DB backend.

        One may use its own configuration by just creating a

        'sources' file in the test directory from wich tests are

        launched.

        """

        self._sources = self.sourcesdef

        return self._sources

def buildconfig(dbuser, dbpassword, dbname, adminuser, adminpassword, dbhost=None):

    """convenience function that builds a real-db configuration class"""

    sourcesdef =  {'system': {'adapter' : 'native',

                              'db-encoding' : 'UTF-8', #'ISO-8859-1',

                              'db-user' : dbuser,

                              'db-password' : dbpassword,

                              'db-name' : dbname,

                              'db-driver' : 'postgres',

                              'db-host' : dbhost,

                              },

                   'admin' : {'login': adminuser,

                              'password': adminpassword,

                              },

                   }

    return type('MyRealDBConfig', (RealDatabaseConfiguration,),

                {'sourcesdef': sourcesdef})

def loadconfig(filename):

    """convenience function that builds a real-db configuration class

    from a file

    """

    return type('MyRealDBConfig', (RealDatabaseConfiguration,),

                {'sourcesdef': toolsutils.read_config(filename)})