JezK

Edit File: cookie_store_test.rb

require 'abstract_unit'
require 'stringio'

class CookieStoreTest < ActionController::IntegrationTest
  SessionKey = '_myapp_session'
  SessionSecret = 'b3c631c314c0bbca50c1b2843150fe33'

DispatcherApp = ActionController::Dispatcher.new

Verifier = ActiveSupport::MessageVerifier.new(SessionSecret, 'SHA1')

SignedBar = "BAh7BjoIZm9vIghiYXI%3D--fef868465920f415f2c0652d6910d3af288a0367"

class TestController < ActionController::Base
    def no_session_access
      head :ok
    end

def persistent_session_id
      render :text => session[:session_id]
    end

def set_session_value
      session[:foo] = "bar"
      render :text => Rack::Utils.escape(Verifier.generate(session.to_hash))
    end

def get_session_value
      render :text => "foo: #{session[:foo].inspect}"
    end

def get_session_id
      render :text => "foo: #{session[:foo].inspect}; id: #{request.session_options[:id]}"
    end

def get_session_id_only
      render :text => "id: #{request.session_options[:id]}"      
    end

def call_session_clear
      session.clear
      head :ok
    end

def call_reset_session
      reset_session
      head :ok
    end

def raise_data_overflow
      session[:foo] = 'bye!' * 1024
      head :ok
    end

def set_session_value_and_cookie
      cookies["foo"] = "bar"
      session[:foo] = "bar"
      render :text => Rack::Utils.escape(Verifier.generate(session.to_hash))
    end

def rescue_action(e) raise end
  end

def test_raises_argument_error_if_missing_session_key
    assert_raise(ArgumentError, nil.inspect) {
      ActionController::Session::CookieStore.new(nil,
        :key => nil, :secret => SessionSecret)
    }

assert_raise(ArgumentError, ''.inspect) {
      ActionController::Session::CookieStore.new(nil,
        :key => '', :secret => SessionSecret)
    }
  end

def test_raises_argument_error_if_missing_secret
    assert_raise(ArgumentError, nil.inspect) {
      ActionController::Session::CookieStore.new(nil,
       :key => SessionKey, :secret => nil)
    }

assert_raise(ArgumentError, ''.inspect) {
      ActionController::Session::CookieStore.new(nil,
       :key => SessionKey, :secret => '')
    }
  end

def test_raises_argument_error_if_secret_is_probably_insecure
    assert_raise(ArgumentError, "password".inspect) {
      ActionController::Session::CookieStore.new(nil,
       :key => SessionKey, :secret => "password")
    }

assert_raise(ArgumentError, "secret".inspect) {
      ActionController::Session::CookieStore.new(nil,
       :key => SessionKey, :secret => "secret")
    }

assert_raise(ArgumentError, "12345678901234567890123456789".inspect) {
      ActionController::Session::CookieStore.new(nil,
       :key => SessionKey, :secret => "12345678901234567890123456789")
    }
  end

def test_setting_session_value
    with_test_route_set do
      get '/set_session_value'
      assert_response :success
      assert_equal "_myapp_session=#{response.body}; path=/; HttpOnly",
        headers['Set-Cookie']
   end
  end

def test_getting_session_value
    with_test_route_set do
      cookies[SessionKey] = SignedBar
      get '/get_session_value'
      assert_response :success
      assert_equal 'foo: "bar"', response.body
   end
  end

def test_getting_session_id
    with_test_route_set do
      cookies[SessionKey] = SignedBar
      get '/persistent_session_id'
      assert_response :success
      assert_equal response.body.size, 32
      session_id = response.body

get '/get_session_id'
      assert_response :success
      assert_equal "foo: \"bar\"; id: #{session_id}", response.body
      
      get '/get_session_id_only'
      assert_response :success
      assert_equal "id: #{session_id}", response.body, "should be able to read session id without accessing the session hash"
    end
  end

def test_disregards_tampered_sessions
    with_test_route_set do
      cookies[SessionKey] = "BAh7BjoIZm9vIghiYXI%3D--123456780"
      get '/get_session_value'
      assert_response :success
      assert_equal 'foo: nil', response.body
    end
  end

def test_does_not_set_secure_cookies_over_http
    with_test_route_set(:secure => true) do
      get '/set_session_value'
      assert_response :success
      assert_equal nil, headers['Set-Cookie']
    end
  end

def test_does_set_secure_cookies_over_https
    with_test_route_set(:secure => true) do
      get '/set_session_value', nil, 'HTTPS' => 'on'
      assert_response :success
      assert_equal "_myapp_session=#{response.body}; path=/; secure; HttpOnly",
        headers['Set-Cookie']
    end
  end

def test_close_raises_when_data_overflows
    with_test_route_set do
      assert_raise(ActionController::Session::CookieStore::CookieOverflow) {
        get '/raise_data_overflow'
      }
    end
  end

def test_doesnt_write_session_cookie_if_session_is_not_accessed
    with_test_route_set do
      get '/no_session_access'
      assert_response :success
      assert_equal nil, headers['Set-Cookie']
    end
  end

def test_doesnt_write_session_cookie_if_session_is_unchanged
    with_test_route_set do
      cookies[SessionKey] = "BAh7BjoIZm9vIghiYXI%3D--" +
        "fef868465920f415f2c0652d6910d3af288a0367"
      get '/no_session_access'
      assert_response :success
      assert_equal nil, headers['Set-Cookie']
    end
  end

def test_setting_session_value_after_session_reset
    with_test_route_set do
      get '/set_session_value'
      assert_response :success
      session_payload = response.body
      assert_equal "_myapp_session=#{response.body}; path=/; HttpOnly",
        headers['Set-Cookie']

get '/call_reset_session'
      assert_response :success
      assert_not_equal "", headers['Set-Cookie']
      assert_not_equal session_payload, cookies[SessionKey]

get '/get_session_value'
      assert_response :success
      assert_equal 'foo: nil', response.body
    end
  end

def test_setting_session_value_after_session_clear
    with_test_route_set do
      get '/set_session_value'
      assert_response :success
      session_payload = response.body
      assert_equal "_myapp_session=#{response.body}; path=/; HttpOnly",
        headers['Set-Cookie']

get '/call_session_clear'
      assert_response :success

get '/get_session_value'
      assert_response :success
      assert_equal 'foo: nil', response.body
    end
  end

def test_getting_from_nonexistent_session
    with_test_route_set do
      get '/get_session_value'
      assert_response :success
      assert_equal 'foo: nil', response.body
      assert_nil headers['Set-Cookie'], "should only create session on write, not read"
    end
  end

# {:foo=>#<SessionAutoloadTest::Foo bar:"baz">, :session_id=>"ce8b0752a6ab7c7af3cdb8a80e6b9e46"}  
  SignedSerializedCookie = "BAh7BzoIZm9vbzodU2Vzc2lvbkF1dG9sb2FkVGVzdDo6Rm9vBjoJQGJhciIIYmF6Og9zZXNzaW9uX2lkIiVjZThiMDc1MmE2YWI3YzdhZjNjZGI4YTgwZTZiOWU0Ng==--2bf3af1ae8bd4e52b9ac2099258ace0c380e601c"
  
  def test_deserializes_unloaded_classes_on_get_id
    with_test_route_set do
      with_autoload_path "session_autoload_test" do
        cookies[SessionKey] = SignedSerializedCookie
        get '/get_session_id_only'
        assert_response :success
        assert_equal 'id: ce8b0752a6ab7c7af3cdb8a80e6b9e46', response.body, "should auto-load unloaded class"
      end
    end
  end  
  
  def test_deserializes_unloaded_classes_on_get_value
    with_test_route_set do
      with_autoload_path "session_autoload_test" do 
        cookies[SessionKey] = SignedSerializedCookie
        get '/get_session_value'
        assert_response :success
        assert_equal 'foo: #<SessionAutoloadTest::Foo bar:"baz">', response.body, "should auto-load unloaded class"
      end
    end
  end

def test_persistent_session_id
    with_test_route_set do
      cookies[SessionKey] = SignedBar
      get '/persistent_session_id'
      assert_response :success
      assert_equal response.body.size, 32
      session_id = response.body
      get '/persistent_session_id'
      assert_equal session_id, response.body
      reset!
      get '/persistent_session_id'
      assert_not_equal session_id, response.body
    end
  end

def test_setting_session_value_and_cookie
    with_test_route_set do
      get '/set_session_value_and_cookie'
      assert_response :success
      assert_equal({"_myapp_session" => response.body, "foo" => "bar"}, cookies)
    end
  end

private
    def with_test_route_set(options = {})
      with_routing do |set|
        set.draw do |map|
          map.with_options :controller => "cookie_store_test/test" do |c|
            c.connect "/:action"
          end
        end
        
        options = { :key => SessionKey, :secret => SessionSecret }.merge!(options)
        @integration_session = open_session(ActionController::Session::CookieStore.new(DispatcherApp, options))
        
        yield
      end
    end

def unmarshal_session(cookie_string)
      session = Rack::Utils.parse_query(cookie_string, ';,').inject({}) {|h,(k,v)|
        h[k] = Array === v ? v.first : v
        h
      }[SessionKey]
      verifier = ActiveSupport::MessageVerifier.new(SessionSecret, 'SHA1')
      verifier.verify(session)
    end
end

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