@Test
void firstRemoteSubnet() {

    Subnet subnet = new Subnet("public");
    subnet.remoteSubnets.add(new com.amazonaws.services.ec2.model.Subnet().withSubnetId("1").withAvailabilityZone("us-east-1b"));
    subnet.remoteSubnets.add(new com.amazonaws.services.ec2.model.Subnet().withSubnetId("2").withAvailabilityZone("us-east-1a"));
    assertEquals("us-east-1a", subnet.firstRemoteSubnet().getAvailabilityZone());
}