* Each OkHttpClient used to get its own instance of NullProxySelector, and because these weren't
   * equal their connections weren't pooled. That's a nasty performance bug!
   *
   * https://github.com/square/okhttp/issues/5519
   */
  @Test
  fun connectionPoolingWithFreshClientSamePool() {
    server.enqueue(MockResponse(body = "abc"))
    server.enqueue(MockResponse(body = "def"))
    server.enqueue(MockResponse(body = "ghi"))

   * errors. The problem was that the logic that decided whether to reuse a route didn't track
   * certain HTTP/2 errors. https://github.com/square/okhttp/issues/5547
   */
  @ParameterizedTest
  @ArgumentsSource(ProtocolParamProvider::class)
  fun noRecoveryFromTwoRefusedStreams(
    protocol: Protocol,
    mockWebServer: MockWebServer,
  ) {

   0541; 0571; Case map
   0542; 0572; Case map
   0543; 0573; Case map
   0544; 0574; Case map
   0545; 0575; Case map
   0546; 0576; Case map
   0547; 0577; Case map
   0548; 0578; Case map
   0549; 0579; Case map
   054A; 057A; Case map
   054B; 057B; Case map
   054C; 057C; Case map
   054D; 057D; Case map
   054E; 057E; Case map
   054F; 057F; Case map
   0550; 0580; Case map

0547          ; mapped                 ; 0577          # 1.1  ARMENIAN CAPITAL LETTER SHA
0548          ; mapped                 ; 0578          # 1.1  ARMENIAN CAPITAL LETTER VO
0549          ; mapped                 ; 0579          # 1.1  ARMENIAN CAPITAL LETTER CHA
054A          ; mapped                 ; 057A          # 1.1  ARMENIAN CAPITAL LETTER PEH