FizzBuzz test case in Specs2

FizzBuzzSpecs2.scala

package org.scalabound.scatdd.specs2

import org.scalabound.scatdd.FizzBuzz
import org.junit.runner.RunWith
import org.specs2.runner.JUnitRunner

// package unitTest { |> Scala IDE will not pick the class up as runnable if I sub-package it like this :-(
@RunWith(classOf[JUnitRunner])
class FizzBuzzJUnitSpec extends org.specs2.mutable.Specification {
    
  "Multiples of both three and five" should {
    "print 'FizzBuzz'" in { FizzBuzz.eval(15) must_== "FizzBuzz" }
  }
  "Multiples of three only" should {
    "print 'Fizz'" in { FizzBuzz.eval(12) must_== "Fizz" }
  }
  "Multiples of five only" should {
    "print 'Buzz'" in { FizzBuzz.eval(10) must_== "Buzz" }
  }
  "Non multiples of five or three" should {
    "print the number back" in { FizzBuzz.eval(11) must_== "11" }
  }
}

// package acceptanceTest { |> Scala IDE will not pick the class up as runnable if I sub-package it like this :-(
@RunWith(classOf[JUnitRunner])
class FizzBuzzUATSpec extends org.specs2.Specification { def is = 
  "This specification is to check the FizzBuzz evaluator"          ^
    								   p^
  "The FizzBuzz evaluator should"                                  ^
    "process a multiple of both three and five to return FizzBuzz" ! e1^
    "process a multiple of three only to return Fizz"              ! e2^
    "process a multiple of five only to return Buzz"               ! e3^
    "process a non multiple of three or five to return the input"  ! e4^
                                                                   end																									                   
    																											
  def e1 = FizzBuzz.eval(15) must_== "FizzBuzz"
  def e2 = FizzBuzz.eval(12) must_== "Fizz"
  def e3 = FizzBuzz.eval(10) must_== "Buzz"
  def e4 = FizzBuzz.eval(11) must_== "11"
}

@RunWith(classOf[JUnitRunner])
class FizzBuzzDataTableSpec extends org.specs2.Specification with org.specs2.matcher.DataTables { def is =  
  "Fizz Buzz testing with DataTables" ! e1   

  // note: when the first column of a DataTable is a String, '!!' needs to be used instead of '!'
  // see: http://etorreborre.github.com/specs2/guide/org.specs2.guide.Matchers.html#DataTables
  def e1 =
   "spec name"                       || "input val" | "expected output" |
   "Multiple of both three and five" !! 15          ! "FizzBuzz"        |
   "Multiple of three only"          !! 12          ! "Fizz"            | 
   "Multiple of five only"           !! 10          ! "Buzz"            |
   "Non multiple of five or three"   !! 11          ! "11"              |> { 
     (a, b, c) => FizzBuzz.eval(b) must_== c // (a, b, c) is a structural match on the table
   }
}