Lift Framework example source code file (MemoizeSpec.scala)

This example Lift Framework source code file (MemoizeSpec.scala) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Lift Framework tags/keywords

empty, empty, full, full, int, liftsession, memoize, memoizespec, request, request, requestmemoize, session, session, specification

The Lift Framework MemoizeSpec.scala source code

/*
 * Copyright 2009-2011 WorldWide Conferencing, LLC
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package net.liftweb
package webapptest

import org.specs.Specification

import common._
import util._
import http._

object SessionInfo {
  lazy val session1 = new LiftSession("/", Helpers.randomString(20), Empty)
  lazy val session2 = new LiftSession("/", Helpers.randomString(20), Empty)

  object sessionMemo extends SessionMemoize[Int, Int]
  object requestMemo extends RequestMemoize[Int, Int]
}


/**
 * System under specification for Memoize.
 */
object MemoizeSpec extends Specification("Memoize Specification") {
  import SessionInfo._


  "Memoize" should {
    "Session memo should default to empty" >> {
      S.initIfUninitted(session1) {
        sessionMemo.get(3) must_== Empty
      }
    }

    "Session memo should be settable" >> {
      S.initIfUninitted(session1) {
        sessionMemo.get(3, 8) must_== 8

        sessionMemo.get(3) must_== Full(8)
      }
    }

    "Session memo should survive across calls" >> {
      S.initIfUninitted(session1) {
        sessionMemo.get(3) must_== Full(8)
      }
    }

    "Session memo should not float across sessions" >> {
      S.initIfUninitted(session2) {
        sessionMemo.get(3) must_== Empty
      }
    }

    "Request memo should work in the same request" >> {
      S.initIfUninitted(session1) {
        requestMemo(3) must_== Empty
        requestMemo(3, 44) must_== Full(44)
        requestMemo(3) must_== Full(44)
      }
    }

    "Request memo should not span requests" >> {
      S.initIfUninitted(session1) {
        requestMemo(3) must_== Empty
      }
    }

  }
}