Lift Framework example source code file (BindingsSpec.scala)

This example Lift Framework source code file (BindingsSpec.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

bindings, databinding, databinding, empty, liftsession, myclass, myclass, myclassbinding, myotherclass, myotherclass, nodeseq, string, text, text

The Lift Framework BindingsSpec.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 http

import xml.{NodeSeq, Text}
import org.specs.Specification

import common._
import util.Helpers._
import Bindings._


/**
 * System under specification for Bindings.
 */
object BindingsSpec extends Specification("Bindings Bindings") {

  case class MyClass(str: String, i: Int, other: MyOtherClass)
  case class MyOtherClass(foo: String)
  
  trait MyClassBinding extends DataBinding[MyClass] {
    implicit val otherBinding: DataBinding[MyOtherClass]
  
    override def apply(entity: MyClass) = (xhtml: NodeSeq) => {
      val otherTemplate = chooseTemplate("myclass", "other", xhtml)
      bind(
        "myclass", xhtml, 
        "str" -> Text("#" + entity.str + "#"),
        "i" -> Text(entity.i.toString),
        "other" -> entity.other.bind(otherTemplate)
      )
    }
  }
  
  object myOtherClassBinding extends DataBinding[MyOtherClass] {
    override def apply(other: MyOtherClass) = (xhtml: NodeSeq) => {
      bind("other", xhtml, "foo" -> Text("%" + other.foo + "%"))
    }
  }
  
  implicit object MyClassConcreteBinding extends MyClassBinding {
    override val otherBinding = myOtherClassBinding
  }

  val template = <div>
    <span>
    <span>
    <myclass:other>
      <span>
    </myclass:other>
  </div>

  val expected = <div>
    <span>#hi#
    <span>1
    <span>%bar%
  </div>

  "Bindings.binder with an available implicit databinding" should {
    "allow the application of that databinding to an appropriate object" in {
      MyClass("hi", 1, MyOtherClass("bar")).bind(template) must equalIgnoreSpace(expected)
    }
  }

"SHtml" should {
  "deal with # in link" in {
    val session = new LiftSession("hello", "", Empty)

    val href = S.initIfUninitted(session) {
      val a = SHtml.link("/foo#bar", () => true, Text("Test"))

      (a \ "@href").text
    }

    href.endsWith("#bar") must_== true

  }
}

"CSS Selector Transforms" should {
  "retain attributes for input" in {
    val session = new LiftSession("hello", "", Empty)

    S.initIfUninitted(session) {
      val org = <span>
      
      val res = ("#frog" #> SHtml.text("", s => ()) ).apply(org)

      (res \ "input" \ "@id").text must_== "frog"
      
      (res \ "input" \ "@class").text must_== "dog cat"
    }
  }
}
}