Play Framework/Scala example source code file (HelpersSpec.scala)

This example Play Framework source code file (HelpersSpec.scala) is included in my "Source Code Warehouse" project. The intent of this project is to help you more easily find Play Framework (and Scala) source code examples by using tags.

All credit for the original source code belongs to Play Framework; I'm just trying to make examples easier to find. (For my Scala work, see my Scala examples and tutorials.)

Play Framework tags/keywords

api, array, bytes, concurrent, content, helpersspec, json, list, mvc, ok, play, play framework, result, specification, string, test

The HelpersSpec.scala Play Framework example source code

/*
 * Copyright (C) 2009-2013 Typesafe Inc. <http://www.typesafe.com>
 */
package play.api.test

import play.api.test._
import play.api.test.Helpers._
import play.api.mvc._
import play.api.mvc.Results._
import play.twirl.api.Content
import scala.concurrent.ExecutionContext.Implicits.global
import scala.concurrent.Future

import org.specs2.mutable._

class HelpersSpec extends Specification {

  "inMemoryDatabase" should {

    "change database with a name argument" in {
      val inMemoryDatabaseConfiguration = inMemoryDatabase("test")
      inMemoryDatabaseConfiguration.get("db.test.driver") must beSome("org.h2.Driver")
      inMemoryDatabaseConfiguration.get("db.test.url") must beSome.which { url =>
        url.startsWith("jdbc:h2:mem:play-test-")
      }
    }

    "add options" in {
      val inMemoryDatabaseConfiguration = inMemoryDatabase("test", Map("MODE" -> "PostgreSQL", "DB_CLOSE_DELAY" -> "-1"))
      inMemoryDatabaseConfiguration.get("db.test.driver") must beSome("org.h2.Driver")
      inMemoryDatabaseConfiguration.get("db.test.url") must beSome.which { url =>
        """^jdbc:h2:mem:play-test([0-9-]+);MODE=PostgreSQL;DB_CLOSE_DELAY=-1$""".r.findFirstIn(url).isDefined
      }
    }
  }

  "contentAsString" should {

    "extract the content from Result as String" in {
      contentAsString(Future.successful(Ok("abc"))) must_== "abc"
    }

    "extract the content from Content as String" in {
      val content = new Content {
        val body: String = "abc"
        val contentType: String = "text/plain"
      }
      contentAsString(content) must_== "abc"
    }

  }

  "contentAsBytes" should {

    "extract the content from Result as Bytes" in {
      contentAsBytes(Future.successful(Ok("abc"))) must_== Array(97, 98, 99)
    }

    "extract the content from Content as Bytes" in {
      val content = new Content {
        val body: String = "abc"
        val contentType: String = "text/plain"
      }
      contentAsBytes(content) must_== Array(97, 98, 99)
    }

  }

  "contentAsJson" should {

    "extract the content from Result as Json" in {
      val jsonResult = Ok("""{"play":["java","scala"]}""").as("application/json")
      (contentAsJson(Future.successful(jsonResult)) \ "play").as[List[String]] must_== List("java", "scala")
    }

    "extract the content from Content as Json" in {
      val jsonContent = new Content {
        val body: String = """{"play":["java","scala"]}"""
        val contentType: String = "application/json"
      }
      (contentAsJson(jsonContent) \ "play").as[List[String]] must_== List("java", "scala")
    }

  }


}