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import sqlalchemy as sa
from sqlalchemy.ext.declarative import declarative_base
from sqlalchemy.ext.hybrid import hybrid_property
from sqlalchemy_utils import get_hybrid_properties
class TestGetHybridProperties(object):
def setup_method(self, method):
Base = declarative_base()
class Category(Base):
__tablename__ = 'category'
id = sa.Column(sa.Integer, primary_key=True)
name = sa.Column(sa.Unicode(255))
@hybrid_property
def lowercase_name(self):
return self.name.lower()
@lowercase_name.expression
def lowercase_name(cls):
return sa.func.lower(cls.name)
self.Category = Category
def test_declarative_model(self):
assert (
list(get_hybrid_properties(self.Category).keys()) ==
['lowercase_name']
)
def test_mapper(self):
assert (
list(get_hybrid_properties(sa.inspect(self.Category)).keys()) ==
['lowercase_name']
)
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