responseWithKeystoneAccess, extensionsOfNovaRequest, extensionsOfNovaResponse,
authenticatedGET().endpoint(endpoint).build(),
HttpResponse.builder().statusCode(200).payload(payloadFromResource("/virtual_interfaces_list.json")).build()
).getVirtualInterfaceExtensionForZone("az-1.region-a.geo-1").get();
VirtualInterface vif = Iterables.getOnlyElement(api.listOnServer("1"));
assertEquals(vif.getId(), "02315827-b05c-4668-9c05-75c68838074a");
assertEquals(vif.getMacAddress(), "fa:16:3e:09:71:34");
}