describe_env_NG_spec.rb

require 'rspec'

# ------- OK case ----------
describe "env X=1" do
  
  before(:all) do
    ENV['X'] = '1'
  end

  after(:all) do
    ENV.clear
  end

  it "find an ENV" do
    ENV['X'].should == '1'
  end
end


# ------- NG case ----------
def describe_env( env, val)

  describe "env #{env}=#{val}" do

    before(:all) do
      ENV[env] = val
    end

    after(:all) do
      ENV.clear
    end

    yield
  end
end
  
describe_env( 'X', '1') do
  it "find an ENV" do
    ENV['X'].should == '1'
  end
end