t.Fatal(err)
			}
			// installPackagePath may change, we will remove it for consistent output
			got = installPackagePathRegex.ReplaceAllString(got, "")

			if refreshGoldenFiles() {
				t.Logf("Refreshing golden file for %s", outPath)
				if err := os.WriteFile(outPath, []byte(got), 0o644); err != nil {
					t.Error(err)
				}
			}

			want, err := readFile(outPath)
			if err != nil {
				t.Fatal(err)
			}

	cmdController cmdType = "operator controller"
)

// Golden output files add a lot of noise to pull requests. Use a unique suffix so
// we can hide them by default. This should match one of the `linuguist-generated=true`
// lines in istio.io/istio/.gitattributes.
const (
	goldenFileSuffixHideChangesInReview = ".golden.yaml"
	goldenFileSuffixShowChangesInReview = ".golden-show-in-gh-pull-request.yaml"
)

var (

	"mesh.yaml":     true,
	"root-cert.pem": true,
	"cluster.env":   true,
}

const goldenSuffix = ".golden"

// TestWorkloadEntryConfigure enumerates test cases based on subdirectories of testdata/vmconfig.
// Each subdirectory contains two input files: workloadgroup.yaml and meshconfig.yaml that are used
// to generate golden outputs from the VM command.
func TestWorkloadEntryConfigure(t *testing.T) {

	if err := os.Remove(path); err != nil && !os.IsNotExist(err) {
		// Anything other than "file not found" is an error.
		return nil, fmt.Errorf("failed to remove unix://%s: %v", path, err)
	}

	// Attempt to create the folder in case it doesn't exist
	if err := os.MkdirAll(filepath.Dir(path), 0o750); err != nil {
		// If we cannot create it, just warn here - we will fail later if there is a real error

	cmd += " --manifests=" + string(snapshotCharts)

	gotYAML, err := runCommand(cmd)
	if err != nil {
		t.Fatal(err)
	}

	if refreshGoldenFiles() {
		t.Logf("Refreshing golden file for %s", goldenFilepath)
		if err := os.WriteFile(goldenFilepath, []byte(gotYAML), 0o644); err != nil {
			t.Error(err)
		}
	}

	wantYAML, err := readFile(goldenFilepath)
	if err != nil {
		t.Fatal(err)

func compareToGolden(t *testing.T, ipv6 bool, name string, actual []string) {
	t.Helper()
	gotBytes := []byte(strings.Join(actual, "\n"))
	goldenFile := filepath.Join("testdata", name+".golden")
	if ipv6 {
		goldenFile = filepath.Join("testdata", name+"_ipv6.golden")
	}
	testutil.CompareContent(t, gotBytes, goldenFile)
}

func constructTestConfig() *Config {
	return &Config{
		RestoreFormat: false,
	}

	save a queue of what needs to be sent to the ztunnel pod and send it one by one when it connects.

	when a new ztunnel connects with different uid, only propagate deletes to older ztunnels.
*/

type connMgr struct {
	connectionSet map[*ZtunnelConnection]struct{}
	latestConn    *ZtunnelConnection
	mu            sync.Mutex
}

func (c *connMgr) addConn(conn *ZtunnelConnection) {

		t.Fatal(err)
	}

	if err = file.AtomicWrite(cniConfigFilepath, cniConfig, os.FileMode(0o644)); err != nil {
		t.Fatal(err)
	}
}

// populateTempDirs populates temporary test directories with golden files and
// other related configuration.
func populateTempDirs(wd string, cniDirOrderedFiles []string, tempCNIConfDir, tempK8sSvcAcctDir string, t *testing.T) {
	t.Helper()
	t.Logf("Pre-populating working dirs")

		{
			name:              "preempted config",
			expectedFailure:   true,
			cniConfigFilename: "list.conflist",
			chainedCNIPlugin:  true,
			existingConfFiles: map[string]string{"bridge.conf": "bridge.conf", "list.conflist.golden": "list.conflist"},
		},
		{
			name:              "intentional preempted config invalid",
			expectedFailure:   true,
			cniConfigFilename: "invalid-arr.conflist",
			cniConfName:       "invalid-arr.conflist",

	Args []string

	// Typically use one of the three
	ExpectedOutput string         // Expected constant output
	ExpectedRegexp *regexp.Regexp // Expected regexp output
	GoldenFilename string         // Expected output stored in golden file

	WantException bool
}

func VerifyOutput(t *testing.T, cmd *cobra.Command, c TestCase) {
	t.Helper()

	cmd.SetArgs(c.Args)

	var out bytes.Buffer
	cmd.SetOut(&out)
	cmd.SetErr(&out)