dependencies. You can even omit versions when declaring other OkHttp dependencies.

    ```kotlin
    dependencies {
       api(platform("com.squareup.okhttp3:okhttp-bom:4.4.0"))
       api("com.squareup.okhttp3:okhttp")              // No version!
       api("com.squareup.okhttp3:logging-interceptor") // No version!
    }
    ```

 *  New: Upgrade to Okio 2.4.3.

    ```kotlin

import okhttp3.tls.HeldCertificate.Companion.decode
import okio.ByteString.Companion.decodeBase64
import org.bouncycastle.asn1.x509.GeneralName
import org.junit.jupiter.api.Assertions.fail
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

class HeldCertificateTest {
  @RegisterExtension
  var platform = PlatformRule()

  @Test
  fun defaultCertificate() {

import assertk.assertThat
import assertk.assertions.containsExactly
import assertk.assertions.isEqualTo
import assertk.assertions.isNull
import okhttp3.internal.http.parseChallenges
import org.junit.jupiter.api.Disabled
import org.junit.jupiter.api.Test

class HeadersChallengesTest {
  /** See https://github.com/square/okhttp/issues/2780.  */
  @Test fun testDigestChallengeWithStrictRfc2617Header() {
    val headers =
      Headers.Builder()

  open fun getSelectedProtocol(sslSocket: SSLSocket): String? = null

  /** For MockWebServer. This returns the inbound SNI names. */
  @SuppressLint("NewApi")
  @IgnoreJRERequirement // This function is overridden to require API >= 24.
  open fun getHandshakeServerNames(sslSocket: SSLSocket): List<String> {
    val session = sslSocket.session as? ExtendedSSLSession ?: return listOf()

import okhttp3.internal.and
import okio.Buffer
import okio.BufferedSource
import okio.ByteString
import okio.ByteString.Companion.decodeHex
import okio.ForwardingSource
import okio.buffer
import org.junit.jupiter.api.Test

class ResponseBodyJvmTest {
  @Test
  fun stringEmpty() {
    val body = body("")
    assertThat(body.string()).isEqualTo("")
  }

  @Test
  fun stringLooksLikeBomButTooShort() {

import okio.Buffer
import okio.ByteString.Companion.decodeHex
import okio.ByteString.Companion.encodeUtf8
import okio.ByteString.Companion.toByteString
import org.junit.jupiter.api.Disabled
import org.junit.jupiter.api.Test

internal class DerTest {
  @Test fun `decode tag and length`() {
    val buffer =
      Buffer()
        .writeByte(0b00011110)
        .writeByte(0b10000001)

import okhttp3.internal.idn.Punycode
import okio.Buffer

/**
 * Quick and dirty pattern to differentiate IP addresses from hostnames. This is an approximation
 * of Android's private InetAddress#isNumeric API.
 *
 * This matches IPv6 addresses as a hex string containing at least one colon, and possibly
 * including dots after the first colon. It matches IPv4 addresses as strings containing only

import assertk.assertions.isNull
import java.net.URI
import java.net.URL
import okhttp3.HttpUrl.Companion.toHttpUrl
import okhttp3.HttpUrl.Companion.toHttpUrlOrNull
import okhttp3.testing.PlatformRule
import org.junit.jupiter.api.Test

@Suppress("HttpUrlsUsage") // Don't warn if we should be using https://.
open class HttpUrlJvmTest {
  val platform = PlatformRule()

import org.conscrypt.Conscrypt
import org.junit.jupiter.api.Assertions.assertEquals
import org.junit.jupiter.api.Assertions.assertFalse
import org.junit.jupiter.api.Assertions.assertNotNull
import org.junit.jupiter.api.Assertions.assertNull
import org.junit.jupiter.api.Assertions.assertTrue
import org.junit.jupiter.api.Assertions.fail
import org.junit.jupiter.api.Assumptions.assumeTrue
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.Disabled

import okio.ByteString.Companion.decodeHex
import okio.Path.Companion.toPath
import okio.fakefilesystem.FakeFileSystem
import org.junit.jupiter.api.Assertions.fail
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.Tag
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.extension.RegisterExtension

@Tag("Slowish")
class DnsOverHttpsTest {
  @RegisterExtension
  val platform = PlatformRule()