if isDotSlash(arg) {
		arg = filepath.Join(wd, arg)
	}
	switch len(args) {
	default:
		usage()
	case 1:
		// Done below.
	case 2:
		// Package must be findable and importable.
		pkg, err := build.Import(args[0], wd, build.ImportComment)
		if err == nil {
			return pkg, args[0], args[1], false
		}
		for {
			packagePath, ok := findNextPackage(arg)
			if !ok {
				break

        resolveState.componentMetadataProcessorFactory >> Mock(ComponentMetadataProcessorFactory) {
            createComponentMetadataProcessor(_) >> Mock(ComponentMetadataProcessor) {
                processMetadata(_) >> { args -> args[0] }
            }
        }
        resolveState.componentMetadataSupplier >> new InstantiatingAction<ComponentMetadataSupplierDetails>(
            DefaultConfigurableRules.of(DefaultConfigurableRule.of(TestSupplier)),

	cmd.PersistentFlags().BoolVar(&args.Force, "force", false, ForceFlagHelpStr)
	cmd.PersistentFlags().BoolVar(&args.Verify, "verify", false, VerifyCRInstallHelpStr)
	cmd.PersistentFlags().StringArrayVarP(&args.Set, "set", "s", nil, setFlagHelpStr)
	cmd.PersistentFlags().StringVarP(&args.ManifestsPath, "charts", "", "", ChartsDeprecatedStr)
	cmd.PersistentFlags().StringVarP(&args.ManifestsPath, "manifests", "d", "", ManifestsFlagHelpStr)

`,
	}

	rootCmd.SetArgs(args)

	flags := rootCmd.PersistentFlags()
	rootOptions := cli.AddRootFlags(flags)

	ctx := cli.NewCLIContext(rootOptions)

	_ = rootCmd.RegisterFlagCompletionFunc(cli.FlagIstioNamespace, func(
		cmd *cobra.Command, args []string, toComplete string,
	) ([]string, cobra.ShellCompDirective) {
		return completion.ValidNamespaceArgs(cmd, ctx, args, toComplete)
	})

			},
		},
	}

	for _, tc := range tests {
		t.Run(tc.name, func(t *testing.T) {
			features.IstiodServiceCustomHost = tc.customHost
			var args PilotArgs
			args.Revision = tc.revision
			args.Namespace = "istio-system"
			sans := getDNSNames(&args, tc.discoveryAddress)
			assert.Equal(t, sans, tc.sans)
		})
	}

	harnessPath := filepath.Join(dir, "harness.exe")
	harnessSrc := filepath.Join("testdata", "harness.go")
	args := []string{"build", "-o", harnessPath}
	args = append(args, opts...)
	args = append(args, harnessSrc)
	//t.Logf("harness build: go %+v\n", args)
	cmd := exec.Command(testenv.GoToolPath(t), args...)
	if b, err := cmd.CombinedOutput(); err != nil {
		t.Fatalf("build failed (%v): %s", err, b)
	}
	return harnessPath

	var args []*operand // not valid for _Make, _New, _Offsetof, _Trace
	var nargs int
	switch id {
	default:
		// check all arguments
		args = check.exprList(argList)
		nargs = len(args)
		for _, a := range args {
			if a.mode == invalid {
				return
			}
		}
		// first argument is always in x
		if nargs > 0 {
			*x = *args[0]
		}
	case _Make, _New, _Offsetof, _Trace:

	mapping := expansion.MappingFuncFor(envVarsToMap(envs))

	if len(container.Command) != 0 {
		for _, cmd := range container.Command {
			command = append(command, expansion.Expand(cmd, mapping))
		}
	}

	if len(container.Args) != 0 {
		for _, arg := range container.Args {
			args = append(args, expansion.Expand(arg, mapping))
		}
	}

					task := ev.Task()
					match = task.ID == wantEv.task && task.Type == wantEv.args[0]
				case trace.EventRegionBegin, trace.EventRegionEnd:
					reg := ev.Region()
					match = reg.Task == wantEv.task && reg.Type == wantEv.args[0]
				case trace.EventLog:
					log := ev.Log()
					match = log.Task == wantEv.task && log.Category == wantEv.args[0] && log.Message == wantEv.args[1]
				}
				if match {
					want[i] = want[len(want)-1]

				return fmt.Errorf("parsing $CGO_%s_DISALLOW: %v", name, err)
			}
			disallow = r
		}
	}

Args:
	for i := 0; i < len(list); i++ {
		arg := list[i]
		if disallow != nil && disallow.FindString(arg) == arg {
			goto Bad
		}
		if allow != nil && allow.FindString(arg) == arg {
			continue Args
		}
		for _, re := range invalid {
			if re.FindString(arg) == arg { // must be complete match
				goto Bad