annoying.rb

require 'minitest/autorun'
require 'active_support/core_ext/string/inflections'

module Ace
  module Base
    class Case
      class Dice
      end
    end
    class Fase < Case
    end
  end
end

module ConstantizeTestCases
end

class AnnoyingBehaviorTest < MiniTest::Unit::TestCase
  ###
  # This test seems to show that the const_get inherits.  `Dice` isn't defined
  # in `Fase`, but in it's super class `Case`.
  def test_inherits
    assert_equal Ace::Base::Fase::Dice, "Ace::Base::Fase::Dice".constantize
    assert_equal Ace::Base::Fase::Dice, Ace::Base::Fase.const_get('Dice')
  end

  ###
  # This test seems to show that the const_get *does not* inherit.  `Ace` has
  # a superclass of `Object`, and `ConstantizeTestCases` is defined on
  # `Object`
  def test_does_not_inherit
    assert_raises(NameError) {
      "Ace::ConstantizeTestCases".constantize
    }
    assert_equal ConstantizeTestCases, Ace.const_get('ConstantizeTestCases')
  end
end