Files
deb-python-sqlalchemy-utils/tests/functions/test_get_columns.py
Jacob Magnusson 815f07d6c1 Use pytest fixtures to reduce complexity and repetition
Also:

Allow override of database name and user in tests (important for me as I would have to mess with my PSQL and MySQL database users otherwise)
Use dict.items instead of six.iteritems as it sporadically caused RuntimeError: dictionary changed size during iteration in Python 2.6 tests.
Fix typo DNS to DSN
Adds Python 3.5 to tox.ini
Added an .editorconfig
Import babel.dates in sqlalchemy_utils.i18n as an exception would be raised when using the latest versions of babel.
2016-01-19 10:52:30 +01:00

67 lines
1.8 KiB
Python

import pytest
import sqlalchemy as sa
from sqlalchemy_utils import get_columns
@pytest.fixture
def Building(Base):
class Building(Base):
__tablename__ = 'building'
id = sa.Column('_id', sa.Integer, primary_key=True)
name = sa.Column('_name', sa.Unicode(255))
return Building
class TestGetColumns(object):
def test_table(self, Building):
assert isinstance(
get_columns(Building.__table__),
sa.sql.base.ImmutableColumnCollection
)
def test_instrumented_attribute(self, Building):
assert get_columns(Building.id) == [Building.__table__.c._id]
def test_column_property(self, Building):
assert get_columns(Building.id.property) == [
Building.__table__.c._id
]
def test_column(self, Building):
assert get_columns(Building.__table__.c._id) == [
Building.__table__.c._id
]
def test_declarative_class(self, Building):
assert isinstance(
get_columns(Building),
sa.util._collections.OrderedProperties
)
def test_declarative_object(self, Building):
assert isinstance(
get_columns(Building()),
sa.util._collections.OrderedProperties
)
def test_mapper(self, Building):
assert isinstance(
get_columns(Building.__mapper__),
sa.util._collections.OrderedProperties
)
def test_class_alias(self, Building):
assert isinstance(
get_columns(sa.orm.aliased(Building)),
sa.util._collections.OrderedProperties
)
def test_table_alias(self, Building):
alias = sa.orm.aliased(Building.__table__)
assert isinstance(
get_columns(alias),
sa.sql.base.ImmutableColumnCollection
)