// limitations under the License.

package configdump

import (
	"bytes"
	"os"
	"testing"

	"istio.io/istio/pilot/test/util"
	"istio.io/istio/pkg/test/util/assert"
)

func TestConfigWriter_Prime(t *testing.T) {
	tests := []struct {
		name        string
		wantConfigs int
		inputFile   string
		wantErr     bool
	}{
		{
			name:        "errors if unable to unmarshal bytes",
			inputFile:   "",

// limitations under the License.

package configdump

import (
	"bytes"
	"os"
	"testing"

	"istio.io/istio/pilot/test/util"
	"istio.io/istio/pkg/test/util/assert"
)

func TestConfigWriter_Prime(t *testing.T) {
	tests := []struct {
		name        string
		wantConfigs int
		inputFile   string
		wantErr     bool
	}{
		{
			name:        "errors if unable to unmarshal bytes",
			inputFile:   "",

type ConfigWriter struct {
	Stdout      io.Writer
	ztunnelDump *ZtunnelDump
	FullDump    []byte
}

// Prime loads the config dump into the writer ready for printing
func (c *ConfigWriter) Prime(b []byte) error {
	cd := ZtunnelDump{}
	// TODO(fisherxu): migrate this to jsonpb when issue fixed in golang
	// Issue to track -> https://github.com/golang/protobuf/issues/632

var includeConfigType bool

func SetPrintConfigTypeInSummary(p bool) {
	includeConfigType = p
}

// Prime loads the config dump into the writer ready for printing
func (c *ConfigWriter) Prime(b []byte) error {
	w := &configdump.Wrapper{}
	err := w.UnmarshalJSON(b)
	if err != nil {
		return fmt.Errorf("error unmarshalling config dump response from Envoy: %v", err)
	}

		t.Run(tt.name, func(t *testing.T) {
			gotOut := &bytes.Buffer{}
			cw := &ConfigWriter{Stdout: gotOut}
			cd, _ := os.ReadFile(fmt.Sprintf("testdata/routes/%s/configdump.json", tt.name))
			if err := cw.Prime(cd); err != nil {
				t.Errorf("failed to parse config dump: %s", err)
			}
			err := cw.PrintRouteSummary(RouteFilter{Verbose: true})
			assert.NoError(t, err)

# Target: precommit
#-----------------------------------------------------------------------------
.PHONY: precommit format lint

# Target run by the pre-commit script, to automate formatting and lint
# If pre-commit script is not used, please run this manually.
precommit: format lint

format: fmt ## Auto formats all code. This should be run before sending a PR.

	}
	return setupConfigdumpEnvoyConfigWriter(data, out)
}

func setupConfigdumpEnvoyConfigWriter(debug []byte, out io.Writer) (*configdump.ConfigWriter, error) {
	cw := &configdump.ConfigWriter{Stdout: out}
	err := cw.Prime(debug)
	if err != nil {
		return nil, err
	}
	return cw, nil
}

func setupEnvoyClusterStatsConfig(kubeClient kube.CLIClient, podName, podNamespace string, outputFormat string) (string, error) {

	"istio.io/istio/cni/pkg/util"
	"istio.io/istio/pkg/file"
	"istio.io/istio/pkg/slices"
	"istio.io/istio/pkg/test/env"
	"istio.io/istio/pkg/test/util/retry"
)

const (
	cniConfSubDir    = "/testdata/pre/"
	k8sSvcAcctSubDir = "/testdata/k8s_svcacct/"

	defaultFileMode = 0o644

	cniConfName          = "CNI_CONF_NAME"
	chainedCNIPluginName = "CHAINED_CNI_PLUGIN"
	cniNetworkConfigName = "CNI_NETWORK_CONFIG"

  // will *not* be used for the pod to avoid using an unrelated
  // volume by mistake. Starting the pod is then blocked until
  // the unrelated PVC is removed. If such a pre-created PVC is
  // meant to be used by the pod, the PVC has to updated with an
  // owner reference to the pod once the pod exists. Normally
  // this should not be necessary, but it may be useful when

	}
	return debug, err
}

func setupConfigdumpZtunnelConfigWriter(debug []byte, out io.Writer) (*ztunnelDump.ConfigWriter, error) {
	cw := &ztunnelDump.ConfigWriter{Stdout: out, FullDump: debug}
	err := cw.Prime(debug)
	if err != nil {
		return nil, err
	}
	return cw, nil
}

func setupFileZtunnelConfigdumpWriter(filename string, out io.Writer) (*ztunnelDump.ConfigWriter, error) {
	data, err := readFile(filename)