def validate_technologies(self, values):
"""Validate device technologies."""
allowed_tech = Technologies.get_technologies_names()
for value in values:
if value not in allowed_tech:
raise ValidationError("Radio Access Technology can be {0} only".format(','.join(allowed_tech)),
fields=['technologies'])
def test_get_technologies_names(session):
"""Verify that the get_technologies_names() return names of all technologies."""
techs = [
Technologies(id=12312, description='123 Tech'),
Technologies(id=56712, description='567 Tech'),
Technologies(id=89012, description='890 Tech')
]
session.bulk_save_objects(techs)
session.commit()
for name in Technologies.get_technologies_names():
assert isinstance(name, str)
