Replaced an explicit vendor check by a feature flag.

Forward-port of c9aedce0 from stable/1.7.x.
This commit is contained in:
Aymeric Augustin 2014-06-06 00:29:24 +02:00
parent 5c95a55330
commit e071f67b7f
3 changed files with 7 additions and 4 deletions

View File

@ -591,6 +591,9 @@ class BaseDatabaseFeatures(object):
# Can the backend introspect an BooleanField, instead of an IntegerField?
can_introspect_boolean_field = True
# Can the backend introspect an DecimalField, instead of an FloatField?
can_introspect_decimal_field = True
# Can the backend introspect an IPAddressField, instead of an CharField?
can_introspect_ip_address_field = False

View File

@ -105,6 +105,7 @@ class DatabaseFeatures(BaseDatabaseFeatures):
supports_foreign_keys = False
supports_check_constraints = False
autocommits_when_autocommit_is_off = True
can_introspect_decimal_field = False
can_introspect_positive_integer_field = True
can_introspect_small_integer_field = True
supports_transactions = True

View File

@ -100,13 +100,12 @@ class InspectDBTestCase(TestCase):
else:
assertFieldType('null_bool_field', "models.IntegerField()")
if connection.vendor == 'sqlite':
# Guessed arguments on SQLite, see #5014
if connection.features.can_introspect_decimal_field:
assertFieldType('decimal_field', "models.DecimalField(max_digits=6, decimal_places=1)")
else: # Guessed arguments on SQLite, see #5014
assertFieldType('decimal_field', "models.DecimalField(max_digits=10, decimal_places=5) "
"# max_digits and decimal_places have been guessed, "
"as this database handles decimal fields as float")
else:
assertFieldType('decimal_field', "models.DecimalField(max_digits=6, decimal_places=1)")
assertFieldType('float_field', "models.FloatField()")