func CheckKubernetesVersion(versionInfo *version.Info) (bool, error) {
	v, err := extractKubernetesVersion(versionInfo)
	if err != nil {
		return false, err
	}
	return MinK8SVersion <= v, nil
}

// extractKubernetesVersion returns the Kubernetes minor version. For example, `v1.19.1` will return `19`
func extractKubernetesVersion(versionInfo *version.Info) (int, error) {
	ver, err := goversion.NewVersion(versionInfo.String())

               "legendFormat": "Internal Errors"
            },
            {
               "datasource": {
                  "type": "prometheus",
                  "uid": "$datasource"
               },
               "expr": "pilot_xds_push_context_errors",
               "legendFormat": "Push Context Errors"
            }
         ],
         "title": "Push Errors",
         "type": "timeseries"
      },

public abstract class Request<T extends Response> {
    public Deferred<T>.Promise execute(final Client client) {
        final String error = getValidationError();
        if (!Strings.isNullOrEmpty(error)) {
            throw new IllegalArgumentException(error);
        }

        final Deferred<T> deferred = new Deferred<>();
        try {
            processRequest(client, deferred);

	testCases := []struct {
		err            error
		expectedAPIErr APIErrorCode
	}{
		// 1. Server not in quorum.
		{
			err:            errErasureWriteQuorum,
			expectedAPIErr: ErrAdminConfigNoQuorum,
		},
		// 2. No error.
		{
			err:            nil,
			expectedAPIErr: ErrNone,
		},
		// 3. Non-admin API specific error.
		{
			err:            errDiskNotFound,

      immediateFailedFuture(OTHER_THROWABLE);
  static final Error ERROR = new Error("mymessage");
  static final Future<String> FAILED_FUTURE_ERROR = immediateFailedFuture(ERROR);
  static final Future<String> RUNTIME_EXCEPTION_FUTURE =
      UncheckedThrowingFuture.throwingRuntimeException(RUNTIME_EXCEPTION);
  static final Future<String> ERROR_FUTURE = UncheckedThrowingFuture.throwingError(ERROR);

                            "content": {"application/json": {"schema": {}}},
                        },
                        "422": {
                            "description": "Validation Error",
                            "content": {
                                "application/json": {
                                    "schema": {

		t.Log("WARNING: TestEncodeDecodeRStat Msgsize() is inaccurate")
	}

	vn := RStat{}
	err := msgp.Decode(&buf, &vn)
	if err != nil {
		t.Error(err)
	}

	buf.Reset()
	msgp.Encode(&buf, &v)
	err = msgp.NewReader(&buf).Skip()
	if err != nil {
		t.Error(err)
	}
}

func BenchmarkEncodeRStat(b *testing.B) {
	v := RStat{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)
	b.SetBytes(int64(buf.Len()))

		t.Log("WARNING: TestEncodeDecodeconnectReq Msgsize() is inaccurate")
	}

	vn := connectReq{}
	err := msgp.Decode(&buf, &vn)
	if err != nil {
		t.Error(err)
	}

	buf.Reset()
	msgp.Encode(&buf, &v)
	err = msgp.NewReader(&buf).Skip()
	if err != nil {
		t.Error(err)
	}
}

func BenchmarkEncodeconnectReq(b *testing.B) {
	v := connectReq{}
	var buf bytes.Buffer
	msgp.Encode(&buf, &v)

	}
}

func (s *TestSuiteIAM) iamSetup(c *check) {
	var err error
	// strip url scheme from endpoint
	s.endpoint = strings.TrimPrefix(s.endPoint, "http://")
	if s.secure {
		s.endpoint = strings.TrimPrefix(s.endPoint, "https://")
	}

	s.adm, err = madmin.New(s.endpoint, s.accessKey, s.secretKey, s.secure)
	if err != nil {
		c.Fatalf("error creating admin client: %v", err)
	}

// A successful call returns err == nil, not err == EOF.
// Because ReadFile reads the whole file, it does not treat an EOF from Read
// as an error to be reported.
func ReadFileWithFileInfo(name string) ([]byte, fs.FileInfo, error) {
	f, err := OsOpenFile(name, readMode, 0o666)
	if err != nil {
		return nil, nil, err
	}
	defer f.Close()

	st, err := f.Stat()
	if err != nil {