gistfile1.scala

for {
  login <- get("/account/verify_credentials.xml", httpClient, Nil)
    !@ "Failed to log in"
  message <- login.post("/statuses/update.xml", "status" -> "test_msg1")
    !@ "Couldn't post message"
  xml <- message.xml
} {
  // Specs' xml matcher
  xml must \\(<text>test_msg1</text>)
}