for _, instances := range allInstances {
				echotest.New(t, instances).
					SetupForDestination(func(t framework.TestContext, to echo.Target) error {
						ingressutil.SetupConfig(t, echo1NS, ingressutil.TestConfig{
							Mode:           "SIMPLE",
							CredentialName: credName,
							Host:           host,
							ServiceName:    to.Config().Service,

			setupFunc: func(pkiDir string) error {
				setupCert, setupKey, setupConfig := certstestutil.CreateTestCert(t, caCert, caKey, certutil.AltNames{
					IPs: []net.IP{
						net.IPv4(0, 0, 0, 0),
					},
				})
				return writeCertificateFilesIfNotExist(pkiDir, "dummy", caCert, setupCert, setupKey, setupConfig)
			},
			expectedError: true,
		},

	}
`
)

func TestMain(m *testing.M) {
	// nolint: staticcheck
	framework.
		NewSuite(m).
		Label(label.CustomSetup).
		RequireSingleCluster().
		RequireMultiPrimary().
		Setup(istio.Setup(&inst, setupConfig, CreateCustomIstiodSecret)).
		Setup(namespace.Setup(&echo1NS, namespace.Config{Prefix: "echo1", Inject: true})).
		Setup(func(ctx resource.Context) error {
			err := setupApps(ctx, namespace.Future(&echo1NS), &customConfig)