var w0 writeCountingDiscard
	b0 := NewWriterSize(&w0, 1234)
	b0.WriteString(strings.Repeat("x", 1000))
	if w0 != 0 {
		t.Fatalf("write 1000 'x's: got %d writes, want 0", w0)
	}
	b0.WriteString(strings.Repeat("x", 200))
	if w0 != 0 {
		t.Fatalf("write 1200 'x's: got %d writes, want 0", w0)
	}
	io.Copy(b0, onlyReader{strings.NewReader(strings.Repeat("x", 30))})
	if w0 != 0 {

package ringbuffer

import (
	"io"
	"strings"
	"testing"
)

func BenchmarkRingBuffer_Sync(b *testing.B) {
	rb := New(1024)
	data := []byte(strings.Repeat("a", 512))
	buf := make([]byte, 512)

	b.ResetTimer()
	for i := 0; i < b.N; i++ {
		rb.Write(data)
		rb.Read(buf)
	}
}

func BenchmarkRingBuffer_AsyncRead(b *testing.B) {
	// Pretty useless benchmark, but it's here for completeness.
	rb := New(1024)

import com.google.caliper.Param;
import java.util.Random;

/** Benchmarks for the hashing of UTF-8 strings. */
public class HashStringBenchmark {
  static class MaxCodePoint {
    final int value;

    /**
     * Convert the input string to a code point. Accepts regular decimal numerals, hex strings, and
     * some symbolic names meaningful to humans.
     */
    private static int decode(String userFriendly) {

import com.google.caliper.Param;
import java.util.Random;

/** Benchmarks for the hashing of UTF-8 strings. */
public class HashStringBenchmark {
  static class MaxCodePoint {
    final int value;

    /**
     * Convert the input string to a code point. Accepts regular decimal numerals, hex strings, and
     * some symbolic names meaningful to humans.
     */
    private static int decode(String userFriendly) {

	for _, d := range domains {
		if !strings.Contains(d, ":") {
			withoutPort = append(withoutPort, d)
			// if the domain contains IPv6, such as [fd00:10:96::7fc7] and [fd00:10:96::7fc7]:8090
		} else if strings.Count(d, ":") > 2 {
			// if the domain is only a IPv6 address, such as [fd00:10:96::7fc7], append it
			if strings.HasSuffix(d, "]") {
				withoutPort = append(withoutPort, d)
			}
		}

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful

		{`\\?\c:\long\foo.txt`, `\\?\c:\long\foo.txt`},
		{`\\?\c:\long/foo.txt`, `\\?\c:\long/foo.txt`},
	} {
		in := strings.ReplaceAll(test.in, "long", veryLong)
		want := strings.ReplaceAll(test.want, "long", veryLong)
		if got := fixLongPath(in); got != want {
			got = strings.ReplaceAll(got, veryLong, "long")
			t.Errorf("fixLongPath(%q) = %q; want %q", test.in, got, test.want)
		}
	}

		t.Fatalf("Unexpected output for '%s %s'\n got: %q\nwant: %q", cmd.Name(),
			strings.Join(c.Args, " "), output, c.ExpectedOutput)
	}

	if c.ExpectedRegexp != nil && !c.ExpectedRegexp.MatchString(output) {
		t.Fatalf("Output didn't match for '%s %s'\n got %v\nwant: %v", cmd.Name(),
			strings.Join(c.Args, " "), output, c.ExpectedRegexp)
	}

	if c.GoldenFilename != "" {

	count = 1
	v := strings.Split(k, ":")
	if len(v) == 2 {
		return strconv.Atoi(v[0])
	}
	return
}

func parseKey(k string) (key Key) {
	key.Name = k
	if strings.HasSuffix(k, compressExt) {
		key.Compress = true
		key.Name = strings.TrimSuffix(key.Name, compressExt)
	}
	if key.ItemCount, _ = getItemCount(k); key.ItemCount > 1 {

		t.Fatalf("Unexpected output for 'istioctl %s'\n got: %q\nwant: %q", strings.Join(c.args, " "), output, c.expectedOutput)
	}

	if c.expectedString != "" && !strings.Contains(output, c.expectedString) {
		t.Fatalf("Output didn't match for '%s %s'\n got %v\nwant: %v", cmd.Name(), strings.Join(c.args, " "), output, c.expectedString)
	}

	if c.wantException {
		if fErr == nil {