private fun allAscii(encoding: Encoding) =
    apply {
      for (i in 0..127) {
        encodings[i] = encoding
      }
    }

  fun override(
    encoding: Encoding,
    vararg codePoints: Int,
  ) = apply {
    for (codePoint in codePoints) {
      encodings[codePoint] = encoding
    }
  }

  fun nonPrintableAscii(encoding: Encoding) =
    apply {

    stringPropertyOrNull(projectPropertyName) ?: ""


fun Project.stringPropertyOrNull(projectPropertyName: String): String? =
    gradleProperty(projectPropertyName).orNull


fun Project.selectStringProperties(vararg propertyNames: String): Map<String, String> =
    propertyNames.mapNotNull { propertyName ->
        stringPropertyOrNull(propertyName)?.let { propertyValue ->
            propertyName to propertyValue
        }

    assertThat(hpackWriter!!.headerCount).isEqualTo(2)
  }

  private fun newReader(source: Buffer): Hpack.Reader {
    return Hpack.Reader(source, 4096)
  }

  private fun byteStream(vararg bytes: Int): Buffer {
    return Buffer().write(intArrayToByteArray(bytes))
  }

  private fun checkEntry(
    entry: Header,
    name: String,
    value: String,
    size: Int,
  ) {

    )

    taskFaker.advanceUntil(250.ms)
    assertEvents(
      "take plan 1",
      "plan 0 cancel",
      "plan 0 TCP connect canceled",
    )
  }

  private fun assertEvents(vararg expected: String) {
    val actual = generateSequence { routePlanner.events.poll() }.toList()
    assertThat(actual).containsExactly(*expected)
  }

  private val Int.ms: Long
    get() = this * 1_000_000L

          .build(),
      )
    val response1 = call1.execute()
    assertThat(response1.body.string()).isEqualTo("abc")
  }

  private fun newServerSocketFactory(
    heldCertificate: HeldCertificate,
    vararg intermediates: X509Certificate,
  ): SSLSocketFactory {
    // Test setup fails on JDK9
    // java.security.KeyStoreException: Certificate chain is not valid
    // at sun.security.pkcs12.PKCS12KeyStore.setKeyEntry

    assertThat(readFileOrNull(getDirtyFile("k1", 0))).isNull()
  }

  private fun assertJournalEquals(vararg expectedBodyLines: String) {
    assertThat(readJournalLines()).isEqualTo(
      listOf(DiskLruCache.MAGIC, DiskLruCache.VERSION_1, "100", "2", "") + expectedBodyLines,
    )
  }

  private fun createJournal(vararg bodyLines: String) {
    createJournalWithHeader(
      DiskLruCache.MAGIC,

            .createTestSuite());

    suite.addTest(
        NavigableSetTestSuiteBuilder.using(new ImmutableSortedSetExplicitComparator())
            .named(ImmutableSortedSetTest.class.getName() + ", explicit comparator, vararg")
            .withFeatures(
                CollectionSize.ANY,
                CollectionFeature.KNOWN_ORDER,
                CollectionFeature.SERIALIZABLE,
                CollectionFeature.ALLOWS_NULL_QUERIES)

    expected: String,
    response: Response,
    limit: Int = Int.MAX_VALUE,
  ) {
    assertThat(readAscii(response.body.byteStream(), limit)).isEqualTo(expected)
  }

  private fun newSet(vararg elements: String): Set<String> {
    return setOf(*elements)
  }

  internal enum class TransferKind {
    CHUNKED {
      override fun setBody(
        response: MockResponse.Builder,

      call.execute()
    }.also { expected ->
      assertThat(expected.message).isEqualTo("write body fail!")
    }
  }

  private fun executeSynchronously(
    path: String,
    vararg headers: String?,
  ): RecordedResponse {
    val builder = Request.Builder()
    builder.url(server.url(path))
    var i = 0
    val size = headers.size
    while (i < size) {