import boto
from boto.exception import EC2ResponseError
import sure  # noqa

from moto import mock_ec2


@mock_ec2
def test_subnets():
    conn = boto.connect_vpc('the_key', 'the_secret')
    vpc = conn.create_vpc("10.0.0.0/16")
    subnet = conn.create_subnet(vpc.id, "10.0.0.0/18")

    all_subnets = conn.get_all_subnets()
    all_subnets.should.have.length_of(1)

    conn.delete_subnet(subnet.id)

    all_subnets = conn.get_all_subnets()
    all_subnets.should.have.length_of(0)

    conn.delete_subnet.when.called_with(
        subnet.id).should.throw(EC2ResponseError)