Given(/^I do not have a Berkshelf config$/) do
  FileUtils.rm_f(ENV["BERKSHELF_CONFIG"])
end

Given /^I do not have a Chef config$/ do
  path = tmp_path.join("knife.rb").to_s
  Berkshelf.chef_config = Ridley::Chef::Config.new(path)
  Berkshelf.chef_config.save

  ENV["BERKSHELF_CHEF_CONFIG"] = path
  set_environment_variable "BERKSHELF_CHEF_CONFIG", path
end