'Speakers Call Validate Date - Tests if validation works on values stored in db and not given in \'data\'
:return:'

def test_date_db_populate(self):

    with app.test_request_context():
        schema = SpeakersCallSchema()
        obj = SpeakersCallFactory()
        db.session.add(obj)
        db.session.commit()
        original_data = {'data': {'id': 1}}
        data = {}
        SpeakersCallSchema.validate_date(schema, data, original_data)
