for _, growLen := range []int{0, 100, 1000, 10000, 100000} {
		for _, startLen := range []int{0, 100, 1000, 10000, 100000} {
			xBytes := Repeat(x, startLen)

			buf := NewBuffer(xBytes)
			// If we read, this affects buf.off, which is good to test.
			readBytes, _ := buf.Read(tmp)
			yBytes := Repeat(y, growLen)
			allocs := testing.AllocsPerRun(100, func() {
				buf.Grow(growLen)
				buf.Write(yBytes)
			})

  }

  @Test
  fun labelTooLongDueToAsciiExpansion() {
    val a60 = "a".repeat(60)
    assertThat(parse("http://\u2121$a60/").toString()).isEqualTo("http://tel$a60/")
    assertInvalid("http://a\u2121$a60/", "Invalid URL host: \"a\u2121$a60\"")
  }

  @Test
  fun hostnameTooLong() {
    val dotA126 = "a.".repeat(126)
    assertThat(parse("http://a$dotA126/").toString())

    taskFaker.runTasks()
  }

  private fun forceConnectionsToExpire(
    pool: RealConnectionPool,
    expireTime: Long,
  ) {
    val idleTimeNanos = expireTime + pool.keepAliveDurationNs
    repeat(pool.connectionCount()) { pool.closeConnections(idleTimeNanos) }
    taskFaker.runTasks()
  }

  private fun connectHttp2(
    peer: MockHttp2Peer,
    realConnection: RealConnection,

        generator.generateFresh(String.class));
  }

  public void testFreshCurrency() {
    FreshValueGenerator generator = new FreshValueGenerator();
    // repeat a few times to make sure we don't stumble upon a bad Locale
    assertNotNull(generator.generateFresh(Currency.class));
    assertNotNull(generator.generateFresh(Currency.class));

    assertTrue(matcher.matchesAllOf(s));
    assertFalse(matcher.matchesNoneOf(s));
    assertEquals("", matcher.removeFrom(s));
    assertEquals(Strings.repeat("z", s.length()), matcher.replaceFrom(s, 'z'));
    assertEquals(Strings.repeat("ZZ", s.length()), matcher.replaceFrom(s, "ZZ"));
    assertEquals("", matcher.trimFrom(s));
    assertEquals(s.length(), matcher.countIn(s));
  }

        generator.generateFresh(String.class));
  }

  public void testFreshCurrency() {
    FreshValueGenerator generator = new FreshValueGenerator();
    // repeat a few times to make sure we don't stumble upon a bad Locale
    assertNotNull(generator.generateFresh(Currency.class));
    assertNotNull(generator.generateFresh(Currency.class));

height='5' viewBox='0 0 4 5'%3e%3cpath fill='%23343a40' d='M2 0L0 2h4zm0 5L0 3h4z'/%3e%3c/svg%3e") no-repeat right .75rem center/8px 10px,url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e") #fff no-repeat center right 1.75rem/calc(.75em + .375rem) calc(.75em + .375rem)}.custom-select.is-valid:focus,.was-validated...

		}
		t.Log("Roundtrip:", time.Since(start))
	})

	t.Run("localToRemoteHuge", func(t *testing.T) {
		testPayload := bytes.Repeat([]byte("?"), 1<<20)

		start := time.Now()
		resp, err := remoteConn.Request(context.Background(), handlerTest, testPayload)
		errFatal(err)
		if string(resp) != string(testPayload) {

	fmt.Println(bytes.NewReader([]byte("Hi!")).Len())
	fmt.Println(bytes.NewReader([]byte("こんにちは!")).Len())
	// Output:
	// 3
	// 16
}

func ExampleRepeat() {
	fmt.Printf("ba%s", bytes.Repeat([]byte("na"), 2))
	// Output: banana
}

func ExampleReplace() {
	fmt.Printf("%s\n", bytes.Replace([]byte("oink oink oink"), []byte("k"), []byte("ky"), 2))

fill='%23343a40' d='M2 0L0 2h4zm0 5L0 3h4z'/%3e%3c/svg%3e") right .75rem center/8px 10px no-repeat,#fff url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8' viewBox='0 0 8 8'%3e%3cpath fill='%2328a745' d='M2.3 6.73L.6 4.53c-.4-1.04.46-1.4 1.1-.8l1.1 1.4 3.4-3.8c.6-.63 1.6-.27 1.2.7l-4 4.6c-.43.5-.8.4-1.1.1z'/%3e%3c/svg%3e") center right 1.75rem/calc(.75em + .375rem) calc(.75em + .375rem) no-repeat}.custom-select.is-valid:focus,.was-validated .custom-select:valid:focus{border...