ikusalic

object Cell {

  def willLive(isAlive: Boolean, neighbourCount: Int): Boolean =
    if (isAlive) neighbourCount == 2 || neighbourCount == 3
    else neighbourCount == 3
}

case class GridPosition(x: Int, y: Int)

object Game {

ikusalic

Testing notes

Uncle Bob: Test First

Source: http://blog.8thlight.com/uncle-bob/2013/09/23/Test-first.html

• tests are specs for the system and are more important than the system itself
• (Tests should be) short, well factored, and well named. They ought to read like specifications; because they are specifications
• (Goal:) trust your test suite to the extent that, if it passes, you know you