【STEP5】デバッグ(eclipse) : Scalaでコードを書く ref: http://qiita.com/yukinagae/items/50dc53273887da5fd3ad

HelloSpec.scala

import org.scalatest._
import org.scalatest.matchers.ShouldMatchers

class HelloSpec extends FlatSpec with ShouldMatchers {
  "Hello" should "have tests" in {
    var result = 1 + 1
    println(result)
    result should be === 2
  }
}

Main.scala

object Main {
  def main(args: Array[String]) {
    var a = 1
    println(a)
  }
}