def test_create_valid_team():
team = Team(name='Team1', grade=Grade.sixieme)
team.full_clean()
assert team.grade.bonus == Grade.sixieme.bonus
assert team.category == Category.Mindstorms
assert team.num is None
team.save()
assert team.num == 1
def test_create_invalid_team():
team = Team()
with pytest.raises(ValidationError) as context:
team.full_clean()
assert 'name' in context.value.message_dict
