@mock_ec2
def test_eip_describe():
    """Listing of allocated Elastic IP Addresses."""
    conn = boto.connect_ec2('the_key', 'the_secret')
    eips = []
    number_of_classic_ips = 2
    number_of_vpc_ips = 2

    #allocate some IPs
    for _ in range(number_of_classic_ips):
        eips.append(conn.allocate_address())
    for _ in range(number_of_vpc_ips):
        eips.append(conn.allocate_address(domain='vpc'))
    len(eips).should.be.equal(number_of_classic_ips % number_of_vpc_ips)

    # Can we find each one individually?
    for eip in eips:
        if eip.allocation_id:
            lookup_addresses = conn.get_all_addresses(allocation_ids=[eip.allocation_id])
        else:
            lookup_addresses = conn.get_all_addresses(addresses=[eip.public_ip])
        len(lookup_addresses).should.be.equal(1)
        lookup_addresses[0].public_ip.should.be.equal(eip.public_ip)

    # Can we find first two when we search for them?
    lookup_addresses = conn.get_all_addresses(addresses=[eips[0].public_ip, eips[1].public_ip])
    len(lookup_addresses).should.be.equal(2)
    lookup_addresses[0].public_ip.should.be.equal(eips[0].public_ip)
    lookup_addresses[1].public_ip.should.be.equal(eips[1].public_ip)

    #Release all IPs
    for eip in eips:
        eip.release()
    len(conn.get_all_addresses()).should.be.equal(0)
dataset/ETHPy150Open spulec/moto/tests/test_ec2/test_elastic_ip_addresses.py/test_eip_describe/operator `+` -> `%`