Lift Framework example source code file (MongoTestKit.scala)

This example Lift Framework source code file (MongoTestKit.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

boolean, boolean, exception, list, list, mongohost, mongohost, mongotestkit, specification, specification, string

The Lift Framework MongoTestKit.scala source code

/*
 * Copyright 2010-2011 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 mongodb

import org.specs.Specification


trait MongoTestKit {
  this: Specification =>

  def dbName = "lift_"+this.getClass.getName
    .replace("$", "")
    .replace("net.liftweb.mongodb.", "")
    .replace(".", "_")
    .toLowerCase

  def defaultHost = MongoHost("127.0.0.1", 27017)

  // If you need more than one db, override this
  def dbs: List[(MongoIdentifier, MongoHost, String)] = List((DefaultMongoIdentifier, defaultHost, dbName))

  def debug = false

  doBeforeSpec {
    // define the dbs
    dbs foreach { dbtuple =>
      MongoDB.defineDb(dbtuple._1, MongoAddress(dbtuple._2, dbtuple._3))
    }
  }

  def isMongoRunning: Boolean =
    try {
      if (dbs.length < 1)
        false
      else {
        dbs foreach { dbtuple =>
          MongoDB.use(dbtuple._1) ( db => { db.getLastError } )
        }
        true
      }
    } catch {
      case e: Exception => false
    }

  def checkMongoIsRunning = isMongoRunning must beEqualTo(true).orSkipExample

  doAfterSpec {
    if (!debug && isMongoRunning) {
      // drop the databases
      dbs foreach { dbtuple =>
        MongoDB.use(dbtuple._1) { db => db.dropDatabase }
      }
    }

    // clear the mongo instances
    MongoDB.close
  }
}