constant_macros

gistfile1.txt

module ConstantMacros
  
  def with_constants(constants, &block)
    saved_constants = {}
    constants.each do |constant, val|
      saved_constants[ constant ] = Object.const_get( constant )
      Kernel::silence_warnings { Object.const_set( constant, val ) }
    end
 
    begin
      block.call
    ensure
      constants.each do |constant, val|
        Kernel::silence_warnings { Object.const_set( constant, saved_constants[ constant ] ) }
      end
    end
  end
  
end

RSpec.configure do |config|
    config.include ConstantMacros
end