}
		case cmdApply:
			objs, err = fakeApplyManifest(inFile, flags, chartSource)
		case cmdController:
			objs, err = fakeControllerReconcile(inFile, chartSource, nil)
		default:
		}
		if err != nil {
			return nil, err
		}
		out[cmd] = objs
	}

	return out, nil
}

// fakeApplyManifest runs istioctl install.
func fakeApplyManifest(inFile, flags string, chartSource chartSourceType) (*ObjectSet, error) {

from ipaddress import ip_network, IPv6Network;
from itertools import islice;

net = ip_network('$CIDR')
net_bits = 128 if type(net) == IPv6Network else 32;
net_len = pow(2, net_bits - net.prefixlen)
start, end = int(net_len / 4 * 3), net_len
if net_len > 2000:
  start, end = 1000, 2000

[print(str(ip) + "/" + str(ip.max_prefixlen)) for ip in islice(ip_network('$CIDR').hosts(), start, end)]
EOF
}

				}
				t.Fatalf(cmp.Diff(got, want))
			}
		})
	}
}

// nolint: unparam
func generateManifest(inFile, flags string, chartSource chartSourceType, fileSelect []string) (string, object.K8sObjects, error) {
	inPath := filepath.Join(testDataDir, "input", inFile+".yaml")
	manifest, err := runManifestGenerate([]string{inPath}, flags, chartSource, fileSelect)
	if err != nil {