PrintStream oldOut = System.out;
        System.setOut(new PrintStream(systemOut));

        // when
        try {
            cli.cli(cliRequest);
        } catch (MavenCli.ExitException exitException) {
            // expected
        } finally {
            // restore sysout
            System.setOut(oldOut);
        }

func runCommand(command string) (string, error) {
	var out bytes.Buffer
	rootCmd := GetRootCmd(cli.NewFakeContext(&cli.NewFakeContextOption{
		Version: "25",
	}), strings.Split(command, " "))
	rootCmd.SetOut(&out)

	err := rootCmd.Execute()
	return out.String(), err
}

// cleanTestCluster resets the test cluster.
func cleanTestCluster() error {

private
inline fun <T> redirectingOutputTo(noinline outputStream: () -> OutputStream, action: () -> T): T =
    redirecting(System.err, System::setErr, outputStream()) {
        redirecting(System.out, System::setOut, outputStream()) {
            action()
        }
    }


private
inline fun <T> redirecting(
    stream: PrintStream,
    set: (PrintStream) -> Unit,
    to: OutputStream,

                realms.add(realm.getId());
            }
        } else {
            realms = Collections.emptySet();
        }

        try {
            if (stdout != null) {
                System.setOut(stdout);
            }
            if (stderr != null) {
                System.setErr(stderr);
            }

            CliRequest cliRequest = new CliRequest(args, classWorld);

			})
			validateCmd := NewValidateCommand(ctx)
			validateCmd.SilenceUsage = true
			validateCmd.SetArgs(c.args)

			// capture output to keep test logs clean
			var out bytes.Buffer
			validateCmd.SetOut(&out)
			validateCmd.SetErr(&out)

			err := validateCmd.Execute()
			if (err != nil) != c.wantError {
				t.Errorf("unexpected validate return status: got %v want %v: \nerr=%v",
					err != nil, c.wantError, err)

		}
	}

	if c.configDumps == nil {
		c.configDumps = map[string][]byte{}
	}

	var out bytes.Buffer
	rootCmd := Cmd(ctx)
	rootCmd.SetArgs(c.args)

	rootCmd.SetOut(&out)
	rootCmd.SetErr(&out)

	if c.namespace != "" {
		describeNamespace = c.namespace
	}

	fErr := rootCmd.Execute()
	output := out.String()

            try {
                String output = xcodebuild.execute(Collections.singletonList("-version"), Collections.singletonList("DEVELOPER_DIR=" + xcodeInstall.getAbsolutePath())).getOut();
                Pattern versionRegex = Pattern.compile("Xcode (\\d+\\.\\d+(\\.\\d+)?)");
                Matcher matcher = versionRegex.matcher(output);
                if (matcher.find()) {

	fmt.Fprintf(h, "vetflags %q\n", vetFlags)

	fmt.Fprintf(h, "pkg %q\n", a.Deps[0].actionID)
	for _, a1 := range a.Deps {
		if a1.Mode == "vet" && a1.built != "" {
			fmt.Fprintf(h, "vetout %q %s\n", a1.Package.ImportPath, b.fileHash(a1.built))
			vcfg.PackageVetx[a1.Package.ImportPath] = a1.built
		}
	}
	key := cache.ActionID(h.Sum())

	if vcfg.VetxOnly && !cfg.BuildA {