def test_lookup_cast(self):
from django.db.backends.postgresql.operations import DatabaseOperations
do = DatabaseOperations(connection=None)
for lookup in ('iexact', 'contains', 'icontains', 'startswith',
'istartswith', 'endswith', 'iendswith', 'regex', 'iregex'):
self.assertIn('::text', do.lookup_cast(lookup))
def test_lookup_cast(self):
from django.db.backends.postgresql.operations import DatabaseOperations
do = DatabaseOperations(connection=None)
for lookup in ('iexact', 'contains', 'icontains', 'startswith',
'istartswith', 'endswith', 'iendswith', 'regex', 'iregex'):
self.assertIn('::text', do.lookup_cast(lookup))
def test_lookup_cast(self):
from django.db.backends.postgresql.operations import DatabaseOperations
do = DatabaseOperations(connection=None)
lookups = (
'iexact', 'contains', 'icontains', 'startswith', 'istartswith',
'endswith', 'iendswith', 'regex', 'iregex',
)
for lookup in lookups:
with self.subTest(lookup=lookup):
self.assertIn('::text', do.lookup_cast(lookup))
for lookup in lookups:
for field_type in ('CICharField', 'CIEmailField', 'CITextField'):
with self.subTest(lookup=lookup, field_type=field_type):
self.assertIn('::citext', do.lookup_cast(lookup, internal_type=field_type))
def test_lookup_cast(self):
from django.db.backends.postgresql.operations import DatabaseOperations
do = DatabaseOperations(connection=None)
lookups = (
'iexact', 'contains', 'icontains', 'startswith', 'istartswith',
'endswith', 'iendswith', 'regex', 'iregex',
)
for lookup in lookups:
with self.subTest(lookup=lookup):
self.assertIn('::text', do.lookup_cast(lookup))
for lookup in lookups:
for field_type in ('CICharField', 'CIEmailField', 'CITextField'):
with self.subTest(lookup=lookup, field_type=field_type):
self.assertIn('::citext', do.lookup_cast(lookup, internal_type=field_type))
def __init__(self, *args, **kwargs):
super(DatabaseWrapper, self).__init__(*args, **kwargs)
self.features = DatabaseFeatures()
self.ops = DatabaseOperations(self)
self.client = DatabaseClient(self)
self.creation = DatabaseCreation(self)
self.introspection = DatabaseIntrospection(self)
self.validation = BaseDatabaseValidation(self)
class DatabaseWrapper(BaseDatabaseWrapper):
features = DatabaseFeatures()
ops = DatabaseOperations()
operators = {
'exact': '= %s',
'iexact': 'ILIKE %s',
'contains': 'LIKE %s',
'icontains': 'ILIKE %s',
'regex': '~ %s',
'iregex': '~* %s',
'gt': '> %s',
'gte': '>= %s',
'lt': '< %s',
'lte': '<= %s',
'startswith': 'LIKE %s',
'endswith': 'LIKE %s',
'istartswith': 'ILIKE %s',
'iendswith': 'ILIKE %s',
}
def _cursor(self, settings):
set_tz = False
if self.connection is None:
set_tz = True
if settings.DATABASE_NAME == '':
from django.core.exceptions import ImproperlyConfigured
raise ImproperlyConfigured(
"You need to specify DATABASE_NAME in your Django settings file."
)
host = settings.DATABASE_HOST or 'localhost'
port = settings.DATABASE_PORT and (':' +
settings.DATABASE_PORT) or ''
conn_string = "jdbc:postgresql://%s%s/%s" % (
host, port, settings.DATABASE_NAME)
self.connection = Database.connect(conn_string,
settings.DATABASE_USER,
settings.DATABASE_PASSWORD,
'org.postgresql.Driver',
**self.options)
# make transactions transparent to all cursors
from java.sql import Connection
jdbc_conn = self.connection.__connection__
jdbc_conn.setTransactionIsolation(
Connection.TRANSACTION_READ_COMMITTED)
real_cursor = self.connection.cursor()
# setup the JDBC3 DataHandler and our data handler
real_cursor.datahandler = JDBC30DataHandler(
DjangoDataHandler(real_cursor.datahandler))
cursor = CursorWrapper(real_cursor)
if set_tz:
# XXX: settings.TIME_ZONE could inject SQL
# Does it matter? If someone can edit settings.py, it already
# have the user and password!
cursor.execute("SET TIME ZONE %s" %
self.ops.quote_name(settings.TIME_ZONE))
return cursor
def __init__(self, *args, **kwargs):
super(DatabaseWrapper, self).__init__(*args, **kwargs)
import warnings
warnings.warn(
'The "postgresql" backend has been deprecated. Use "postgresql_psycopg2" instead.',
DeprecationWarning)
self.features = DatabaseFeatures(self)
self.ops = DatabaseOperations(self)
self.client = DatabaseClient(self)
self.creation = DatabaseCreation(self)
self.introspection = DatabaseIntrospection(self)
self.validation = BaseDatabaseValidation(self)
def test_lookup_cast(self):
from django.db.backends.postgresql.operations import DatabaseOperations
do = DatabaseOperations(connection=None)
lookups = (
"iexact",
"contains",
"icontains",
"startswith",
"istartswith",
"endswith",
"iendswith",
"regex",
"iregex",
)
for lookup in lookups:
with self.subTest(lookup=lookup):
self.assertIn("::text", do.lookup_cast(lookup))
for lookup in lookups:
for field_type in ("CICharField", "CIEmailField", "CITextField"):
with self.subTest(lookup=lookup, field_type=field_type):
self.assertIn(
"::citext",
do.lookup_cast(lookup, internal_type=field_type))
class DatabaseWrapper(BaseDatabaseWrapper):
features = DatabaseFeatures()
ops = DatabaseOperations()
operators = {
'exact': '= %s',
'iexact': 'ILIKE %s',
'contains': 'LIKE %s',
'icontains': 'ILIKE %s',
'regex': '~ %s',
'iregex': '~* %s',
'gt': '> %s',
'gte': '>= %s',
'lt': '< %s',
'lte': '<= %s',
'startswith': 'LIKE %s',
'endswith': 'LIKE %s',
'istartswith': 'ILIKE %s',
'iendswith': 'ILIKE %s',
}
def _cursor(self, settings):
set_tz = False
if self.connection is None:
set_tz = True
if settings.DATABASE_NAME == '':
from django.core.exceptions import ImproperlyConfigured
raise ImproperlyConfigured(
"You need to specify DATABASE_NAME in your Django settings file."
)
conn_string = "dbname=%s" % settings.DATABASE_NAME
if settings.DATABASE_USER:
conn_string = "user=%s %s" % (settings.DATABASE_USER,
conn_string)
if settings.DATABASE_PASSWORD:
conn_string += " password='******'" % settings.DATABASE_PASSWORD
if settings.DATABASE_HOST:
conn_string += " host=%s" % settings.DATABASE_HOST
if settings.DATABASE_PORT:
conn_string += " port=%s" % settings.DATABASE_PORT
self.connection = Database.connect(conn_string, **self.options)
self.connection.set_isolation_level(
1) # make transactions transparent to all cursors
cursor = self.connection.cursor()
if set_tz:
cursor.execute("SET TIME ZONE %s", [settings.TIME_ZONE])
cursor.execute("SET client_encoding to 'UNICODE'")
cursor = UnicodeCursorWrapper(cursor, 'utf-8')
return cursor
