}
        }
        socketHandler.awaitSuccess()
      }
  }

  @Test
  fun upgrade() {
    executeAndCheckUpgrade(upgradeRequest())
  }

  @Test
  fun upgradeWithEmptyRequestBody() {
    executeAndCheckUpgrade(upgradeRequest().newBuilder().post(RequestBody.EMPTY).build())
  }

  @Test
  fun upgradeWithNonEmptyRequestBody() {
    executeAndCheckUpgrade(
      upgradeRequest()