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require 'abstract_unit'
require 'securerandom'
# You need to start a memcached server inorder to run these tests
class MemCacheStoreTest < ActionDispatch::IntegrationTest
class TestController < ActionController::Base
def no_session_access
head :ok
end
def set_session_value
session[:foo] = "bar"
head :ok
end
def set_serialized_session_value
session[:foo] = SessionAutoloadTest::Foo.new
head :ok
end
def get_session_value
render :text => "foo: #{session[:foo].inspect}"
end
def get_session_id
render :text => "#{request.session_options[:id]}"
end
def call_reset_session
session[:bar]
reset_session
session[:bar] = "baz"
head :ok
end
end
begin
require 'dalli'
ss = Dalli::Client.new('localhost:11211').stats
raise Dalli::DalliError unless ss['localhost:11211']
def test_setting_and_getting_session_value
with_test_route_set do
get '/set_session_value'
assert_response :success
assert cookies['_session_id']
get '/get_session_value'
assert_response :success
assert_equal 'foo: "bar"', response.body
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
def test_getting_nil_session_value
with_test_route_set do
get '/get_session_value'
assert_response :success
assert_equal 'foo: nil', response.body
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
def test_getting_session_value_after_session_reset
with_test_route_set do
get '/set_session_value'
assert_response :success
assert cookies['_session_id']
session_cookie = cookies.send(:hash_for)['_session_id']
get '/call_reset_session'
assert_response :success
assert_not_equal [], headers['Set-Cookie']
cookies << session_cookie # replace our new session_id with our old, pre-reset session_id
get '/get_session_value'
assert_response :success
assert_equal 'foo: nil', response.body, "data for this session should have been obliterated from memcached"
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
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 cookies['_session_id'], "should only create session on write, not read"
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
def test_setting_session_value_after_session_reset
with_test_route_set do
get '/set_session_value'
assert_response :success
assert cookies['_session_id']
session_id = cookies['_session_id']
get '/call_reset_session'
assert_response :success
assert_not_equal [], headers['Set-Cookie']
get '/get_session_value'
assert_response :success
assert_equal 'foo: nil', response.body
get '/get_session_id'
assert_response :success
assert_not_equal session_id, response.body
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
def test_getting_session_id
with_test_route_set do
get '/set_session_value'
assert_response :success
assert cookies['_session_id']
session_id = cookies['_session_id']
get '/get_session_id'
assert_response :success
assert_equal session_id, response.body, "should be able to read session id without accessing the session hash"
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
def test_deserializes_unloaded_class
with_test_route_set do
with_autoload_path "session_autoload_test" do
get '/set_serialized_session_value'
assert_response :success
assert cookies['_session_id']
end
with_autoload_path "session_autoload_test" do
get '/get_session_id'
assert_response :success
end
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
def test_doesnt_write_session_cookie_if_session_id_is_already_exists
with_test_route_set do
get '/set_session_value'
assert_response :success
assert cookies['_session_id']
get '/get_session_value'
assert_response :success
assert_equal nil, headers['Set-Cookie'], "should not resend the cookie again if session_id cookie is already exists"
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
def test_prevents_session_fixation
with_test_route_set do
get '/get_session_value'
assert_response :success
assert_equal 'foo: nil', response.body
session_id = cookies['_session_id']
reset!
get '/set_session_value', :_session_id => session_id
assert_response :success
assert_not_equal session_id, cookies['_session_id']
end
rescue Dalli::RingError => ex
skip ex.message, ex.backtrace
end
rescue LoadError, RuntimeError, Dalli::DalliError
$stderr.puts "Skipping MemCacheStoreTest tests. Start memcached and try again."
end
private
def with_test_route_set
with_routing do |set|
set.draw do
get ':action', :to => ::MemCacheStoreTest::TestController
end
@app = self.class.build_app(set) do |middleware|
middleware.use ActionDispatch::Session::MemCacheStore, :key => '_session_id', :namespace => "mem_cache_store_test:#{SecureRandom.hex(10)}"
middleware.delete "ActionDispatch::ShowExceptions"
end
yield
end
end
end
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