def test_remove_not_existing(self):
"""Test removing if doesn't exist in database."""
obj = self.session.query(db.Instance).all()
assert 1 == len(obj)
assert '1.2.3.4' == obj[0].sop_instance_uid
db.remove_instance('1.2.3.5', self.session)
assert self.session.query(db.Instance).all()
def test_remove_existing(self):
"""Test removing if exists in database."""
obj = self.session.query(db.Instance).all()
assert 1 == len(obj)
assert '1.2.3.4' == obj[0].sop_instance_uid
db.remove_instance('1.2.3.4', self.session)
assert not self.session.query(db.Instance).all()
assert not self.session.query(db.Patient).all()
assert not self.session.query(db.Study).all()
assert not self.session.query(db.Series).all()
assert not self.session.query(db.Image).all()