return len(b), nil
}

// Test get request auth type.
func TestGetRequestAuthType(t *testing.T) {
	type testCase struct {
		req   *http.Request
		authT authType
	}
	nopCloser := io.NopCloser(io.LimitReader(&nullReader{}, 1024))
	testCases := []testCase{
		// Test case - 1
		// Check for generic signature v4 header.
		{
			req: &http.Request{
				URL: &url.URL{
					Host:   "127.0.0.1:9000",
					Scheme: httpScheme,

syntax = "proto2";

package k8s.io.api.autoscaling.v1;

import "k8s.io/api/core/v1/generated.proto";
import "k8s.io/apimachinery/pkg/api/resource/generated.proto";
import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";

	"github.com/spf13/cobra"
	"k8s.io/apimachinery/pkg/api/errors"
	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/types"
	gateway "sigs.k8s.io/gateway-api/apis/v1"
	"sigs.k8s.io/yaml"

	"istio.io/api/label"
	"istio.io/istio/istioctl/pkg/cli"
	"istio.io/istio/pilot/pkg/model/kstatus"
	"istio.io/istio/pkg/config/constants"
	"istio.io/istio/pkg/config/protocol"

import com.google.j2objc.annotations.J2ObjCIncompatible;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.RandomAccessFile;
import java.nio.MappedByteBuffer;

syntax = "proto2";

package k8s.io.api.resource.v1alpha2;

import "k8s.io/api/core/v1/generated.proto";
import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";

// Package-wide variables from generator "generated".
option go_package = "k8s.io/api/resource/v1alpha2";

// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package zip

import (
	"bufio"
	"encoding/binary"
	"errors"
	"hash"
	"hash/crc32"
	"io"
	"io/fs"
	"strings"
	"unicode/utf8"
)

var (
	errLongName  = errors.New("zip: FileHeader.Name too long")
	errLongExtra = errors.New("zip: FileHeader.Extra too long")
)

          - pkg: k8s.io/apimachinery/pkg/util/sets
            desc: "use istio.io/istio/pkg/util/sets"
          - pkg: k8s.io/utils/env
            desc: "use istio.io/istio/pkg/env"
          - pkg: k8s.io/utils/strings/slices
            desc: "use istio.io/istio/pkg/slices"
          - pkg: k8s.io/utils/pointer
            desc: "use istio.io/istio/pkg/ptr"
          - pkg: go.opencensus.io

// the buffer as needed. The return value n is the number of bytes read. Any
// error except io.EOF encountered during the read is also returned. If the
// buffer becomes too large, ReadFrom will panic with [ErrTooLarge].
func (b *Buffer) ReadFrom(r io.Reader) (n int64, err error) {
	b.lastRead = opInvalid
	for {
		i := b.grow(MinRead)
		b.buf = b.buf[:i]

syntax = "proto2";

package k8s.io.api.admissionregistration.v1;

import "k8s.io/apimachinery/pkg/apis/meta/v1/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/generated.proto";
import "k8s.io/apimachinery/pkg/runtime/schema/generated.proto";

// Package-wide variables from generator "generated".
option go_package = "k8s.io/api/admissionregistration/v1";

import com.google.common.collect.Iterables;
import com.google.common.collect.Lists;
import com.google.common.io.Closer.LoggingSuppressor;
import com.google.common.testing.TestLogHandler;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.Reader;
import java.io.StringWriter;
import java.io.Writer;
import java.util.EnumSet;
import java.util.List;
import junit.framework.TestSuite;

/**