}{
		{testBuckets[0], "a/1.txt", "contentstring", nil},
		{testBuckets[0], "a-1.txt", "contentstring", nil},
		{testBuckets[0], "a.txt", "contentstring", nil},
		{testBuckets[0], "apache2-doc/1.txt", "contentstring", nil},
		{testBuckets[0], "apache2/1.txt", "contentstring", nil},
		{testBuckets[0], "apache2/-sub/2.txt", "contentstring", nil},
		{testBuckets[1], "azerty/1.txt", "contentstring", nil},

        "Unable to find acceptable protocols." +
          " isFallback=$isTlsFallback," +
          " modes=$connectionSpecs," +
          " supported protocols=${sslSocket.enabledProtocols!!.contentToString()}",
      )
  }

  /**
   * Returns a copy of this connection with the next connection spec to try, or null if no other
   * compatible connection specs are available.
   */