// figure space
    assertThat(parse("http://h/\u2007").encodedPath).isEqualTo("/%E2%80%87")
    // punctuation space
    assertThat(parse("http://h/\u2008").encodedPath).isEqualTo("/%E2%80%88")
    // thin space
    assertThat(parse("http://h/\u2009").encodedPath).isEqualTo("/%E2%80%89")
    // hair space
    assertThat(parse("http://h/\u200a").encodedPath).isEqualTo("/%E2%80%8A")
    // zero-width space

FB2A          ; mapped                 ; 05E9 05C1     # 1.1  HEBREW LETTER SHIN WITH SHIN DOT
FB2B          ; mapped                 ; 05E9 05C2     # 1.1  HEBREW LETTER SHIN WITH SIN DOT
FB2C          ; mapped                 ; 05E9 05BC 05C1 #1.1  HEBREW LETTER SHIN WITH DAGESH AND SHIN DOT
FB2D          ; mapped                 ; 05E9 05BC 05C2 #1.1  HEBREW LETTER SHIN WITH DAGESH AND SIN DOT

   * simultaneously adopted and removed.
   */
  private val connections = ConcurrentLinkedQueue<RealConnection>()

  init {
    // Put a floor on the keep alive duration, otherwise cleanup will spin loop.
    require(keepAliveDuration > 0L) { "keepAliveDuration <= 0: $keepAliveDuration" }
  }

  fun idleConnectionCount(): Int {
    return connections.count {
      it.withLock { it.calls.isEmpty() }
    }
  }

settlement.museum settlers.museum settsu.osaka.jp sevastopol.ua seven sew sex sex.hu sex.pl sexy sf.no sfr sg sg-1.paas.massivegrid.net sh sh.cn shacknet.nu shakotan.hokkaido.jp shangrila shari.hokkaido.jp sharp shaw shell shell.museum sherbrooke.museum shia shibata.miyagi.jp shibata.niigata.jp shibecha.hokkaido.jp shibetsu.hokkaido.jp shibukawa.gunma.jp shibuya.tokyo.jp shichikashuku.miyagi.jp shichinohe.aomori.jp shiftcrypto.dev shiftcrypto.io shiftedit.io shiga.jp shiiba.miyazaki.jp shijonawate.osaka.jp...

sharp

// shaw : 2015-04-23 Shaw Cablesystems G.P.
shaw

// shell : 2015-07-30 Shell Information Technology International Inc
shell

// shia : 2014-09-04 Asia Green IT System Bilgisayar San. ve Tic. Ltd. Sti.
shia

// shiksha : 2013-11-14 Identity Digital Limited
shiksha

// shoes : 2013-10-02 Binky Moon, LLC
shoes

// shop : 2016-04-08 GMO Registry, Inc.
shop

   2000; EN QUAD
   2001; EM QUAD
   2002; EN SPACE
   2003; EM SPACE
   2004; THREE-PER-EM SPACE
   2005; FOUR-PER-EM SPACE
   2006; SIX-PER-EM SPACE
   2007; FIGURE SPACE
   2008; PUNCTUATION SPACE
   2009; THIN SPACE
   200A; HAIR SPACE
   200B; ZERO WIDTH SPACE
   202F; NARROW NO-BREAK SPACE
   205F; MEDIUM MATHEMATICAL SPACE

      assertThat(event.responseBody).isEqualTo(body)
    }
    assertThat(event.t.javaClass).isEqualTo(cls)
    assertThat(event.t.message).isEqualTo(message)
  }

  /** Expose this recorder as a frame callback and shim in "ping" events.  */
  fun asFrameCallback() =
    object : WebSocketReader.FrameCallback {
      override fun onReadMessage(text: String) {
        events.add(Message(string = text))
      }