socialforge/lib/dalli-2.7.2/test/test_rack_session.rb

342 lines
11 KiB
Ruby

require 'helper'
require 'rack/session/dalli'
require 'rack/lint'
require 'rack/mock'
require 'thread'
describe Rack::Session::Dalli do
Rack::Session::Dalli::DEFAULT_OPTIONS[:memcache_server] = 'localhost:19129'
before do
memcached(19129) do
end
# test memcache connection
Rack::Session::Dalli.new(incrementor)
end
let(:session_key) { Rack::Session::Dalli::DEFAULT_OPTIONS[:key] }
let(:session_match) do
/#{session_key}=([0-9a-fA-F]+);/
end
let(:incrementor_proc) do
lambda do |env|
env["rack.session"]["counter"] ||= 0
env["rack.session"]["counter"] += 1
Rack::Response.new(env["rack.session"].inspect).to_a
end
end
let(:drop_session) do
Rack::Lint.new(proc do |env|
env['rack.session.options'][:drop] = true
incrementor_proc.call(env)
end)
end
let(:renew_session) do
Rack::Lint.new(proc do |env|
env['rack.session.options'][:renew] = true
incrementor_proc.call(env)
end)
end
let(:defer_session) do
Rack::Lint.new(proc do |env|
env['rack.session.options'][:defer] = true
incrementor_proc.call(env)
end)
end
let(:skip_session) do
Rack::Lint.new(proc do |env|
env['rack.session.options'][:skip] = true
incrementor_proc.call(env)
end)
end
let(:incrementor) { Rack::Lint.new(incrementor_proc) }
it "faults on no connection" do
assert_raises Dalli::RingError do
Rack::Session::Dalli.new(incrementor, :memcache_server => 'nosuchserver')
end
end
it "connects to existing server" do
assert_silent do
rsd = Rack::Session::Dalli.new(incrementor, :namespace => 'test:rack:session')
rsd.pool.set('ping', '')
end
end
it "passes options to MemCache" do
rsd = Rack::Session::Dalli.new(incrementor, :namespace => 'test:rack:session')
assert_equal('test:rack:session', rsd.pool.instance_eval { @options[:namespace] })
end
it "creates a new cookie" do
rsd = Rack::Session::Dalli.new(incrementor)
res = Rack::MockRequest.new(rsd).get("/")
assert res["Set-Cookie"].include?("#{session_key}=")
assert_equal '{"counter"=>1}', res.body
end
it "determines session from a cookie" do
rsd = Rack::Session::Dalli.new(incrementor)
req = Rack::MockRequest.new(rsd)
res = req.get("/")
cookie = res["Set-Cookie"]
assert_equal '{"counter"=>2}', req.get("/", "HTTP_COOKIE" => cookie).body
assert_equal '{"counter"=>3}', req.get("/", "HTTP_COOKIE" => cookie).body
end
it "determines session only from a cookie by default" do
rsd = Rack::Session::Dalli.new(incrementor)
req = Rack::MockRequest.new(rsd)
res = req.get("/")
sid = res["Set-Cookie"][session_match, 1]
assert_equal '{"counter"=>1}', req.get("/?rack.session=#{sid}").body
assert_equal '{"counter"=>1}', req.get("/?rack.session=#{sid}").body
end
it "determines session from params" do
rsd = Rack::Session::Dalli.new(incrementor, :cookie_only => false)
req = Rack::MockRequest.new(rsd)
res = req.get("/")
sid = res["Set-Cookie"][session_match, 1]
assert_equal '{"counter"=>2}', req.get("/?rack.session=#{sid}").body
assert_equal '{"counter"=>3}', req.get("/?rack.session=#{sid}").body
end
it "survives nonexistant cookies" do
bad_cookie = "rack.session=blarghfasel"
rsd = Rack::Session::Dalli.new(incrementor)
res = Rack::MockRequest.new(rsd).
get("/", "HTTP_COOKIE" => bad_cookie)
assert_equal '{"counter"=>1}', res.body
cookie = res["Set-Cookie"][session_match]
refute_match(/#{bad_cookie}/, cookie)
end
it "survives nonexistant blank cookies" do
bad_cookie = "rack.session="
rsd = Rack::Session::Dalli.new(incrementor)
res = Rack::MockRequest.new(rsd).
get("/", "HTTP_COOKIE" => bad_cookie)
cookie = res["Set-Cookie"][session_match]
refute_match(/#{bad_cookie}$/, cookie)
end
it "maintains freshness" do
rsd = Rack::Session::Dalli.new(incrementor, :expire_after => 3)
res = Rack::MockRequest.new(rsd).get('/')
assert res.body.include?('"counter"=>1')
cookie = res["Set-Cookie"]
res = Rack::MockRequest.new(rsd).get('/', "HTTP_COOKIE" => cookie)
assert_equal cookie, res["Set-Cookie"]
assert res.body.include?('"counter"=>2')
puts 'Sleeping to expire session' if $DEBUG
sleep 4
res = Rack::MockRequest.new(rsd).get('/', "HTTP_COOKIE" => cookie)
refute_equal cookie, res["Set-Cookie"]
assert res.body.include?('"counter"=>1')
end
it "does not send the same session id if it did not change" do
rsd = Rack::Session::Dalli.new(incrementor)
req = Rack::MockRequest.new(rsd)
res0 = req.get("/")
cookie = res0["Set-Cookie"][session_match]
assert_equal '{"counter"=>1}', res0.body
res1 = req.get("/", "HTTP_COOKIE" => cookie)
assert_nil res1["Set-Cookie"]
assert_equal '{"counter"=>2}', res1.body
res2 = req.get("/", "HTTP_COOKIE" => cookie)
assert_nil res2["Set-Cookie"]
assert_equal '{"counter"=>3}', res2.body
end
it "deletes cookies with :drop option" do
rsd = Rack::Session::Dalli.new(incrementor)
req = Rack::MockRequest.new(rsd)
drop = Rack::Utils::Context.new(rsd, drop_session)
dreq = Rack::MockRequest.new(drop)
res1 = req.get("/")
session = (cookie = res1["Set-Cookie"])[session_match]
assert_equal '{"counter"=>1}', res1.body
res2 = dreq.get("/", "HTTP_COOKIE" => cookie)
assert_nil res2["Set-Cookie"]
assert_equal '{"counter"=>2}', res2.body
res3 = req.get("/", "HTTP_COOKIE" => cookie)
refute_equal session, res3["Set-Cookie"][session_match]
assert_equal '{"counter"=>1}', res3.body
end
it "provides new session id with :renew option" do
rsd = Rack::Session::Dalli.new(incrementor)
req = Rack::MockRequest.new(rsd)
renew = Rack::Utils::Context.new(rsd, renew_session)
rreq = Rack::MockRequest.new(renew)
res1 = req.get("/")
session = (cookie = res1["Set-Cookie"])[session_match]
assert_equal '{"counter"=>1}', res1.body
res2 = rreq.get("/", "HTTP_COOKIE" => cookie)
new_cookie = res2["Set-Cookie"]
new_session = new_cookie[session_match]
refute_equal session, new_session
assert_equal '{"counter"=>2}', res2.body
res3 = req.get("/", "HTTP_COOKIE" => new_cookie)
assert_equal '{"counter"=>3}', res3.body
# Old cookie was deleted
res4 = req.get("/", "HTTP_COOKIE" => cookie)
assert_equal '{"counter"=>1}', res4.body
end
it "omits cookie with :defer option but still updates the state" do
rsd = Rack::Session::Dalli.new(incrementor)
count = Rack::Utils::Context.new(rsd, incrementor)
defer = Rack::Utils::Context.new(rsd, defer_session)
dreq = Rack::MockRequest.new(defer)
creq = Rack::MockRequest.new(count)
res0 = dreq.get("/")
assert_nil res0["Set-Cookie"]
assert_equal '{"counter"=>1}', res0.body
res0 = creq.get("/")
res1 = dreq.get("/", "HTTP_COOKIE" => res0["Set-Cookie"])
assert_equal '{"counter"=>2}', res1.body
res2 = dreq.get("/", "HTTP_COOKIE" => res0["Set-Cookie"])
assert_equal '{"counter"=>3}', res2.body
end
it "omits cookie and state update with :skip option" do
rsd = Rack::Session::Dalli.new(incrementor)
count = Rack::Utils::Context.new(rsd, incrementor)
skip = Rack::Utils::Context.new(rsd, skip_session)
sreq = Rack::MockRequest.new(skip)
creq = Rack::MockRequest.new(count)
res0 = sreq.get("/")
assert_nil res0["Set-Cookie"]
assert_equal '{"counter"=>1}', res0.body
res0 = creq.get("/")
res1 = sreq.get("/", "HTTP_COOKIE" => res0["Set-Cookie"])
assert_equal '{"counter"=>2}', res1.body
res2 = sreq.get("/", "HTTP_COOKIE" => res0["Set-Cookie"])
assert_equal '{"counter"=>2}', res2.body
end
it "updates deep hashes correctly" do
hash_check = proc do |env|
session = env['rack.session']
unless session.include? 'test'
session.update :a => :b, :c => { :d => :e },
:f => { :g => { :h => :i} }, 'test' => true
else
session[:f][:g][:h] = :j
end
[200, {}, [session.inspect]]
end
rsd = Rack::Session::Dalli.new(hash_check)
req = Rack::MockRequest.new(rsd)
res0 = req.get("/")
session_id = (cookie = res0["Set-Cookie"])[session_match, 1]
ses0 = rsd.pool.get(session_id, true)
req.get("/", "HTTP_COOKIE" => cookie)
ses1 = rsd.pool.get(session_id, true)
refute_equal ses0, ses1
end
# anyone know how to do this better?
it "cleanly merges sessions when multithreaded" do
unless $DEBUG
assert_equal 1, 1 # fake assertion to appease the mighty bacon
next
end
warn 'Running multithread test for Session::Dalli'
rsd = Rack::Session::Dalli.new(incrementor)
req = Rack::MockRequest.new(rsd)
res = req.get('/')
assert_equal '{"counter"=>1}', res.body
cookie = res["Set-Cookie"]
session_id = cookie[session_match, 1]
delta_incrementor = lambda do |env|
# emulate disconjoinment of threading
env['rack.session'] = env['rack.session'].dup
Thread.stop
env['rack.session'][(Time.now.usec*rand).to_i] = true
incrementor.call(env)
end
tses = Rack::Utils::Context.new rsd, delta_incrementor
treq = Rack::MockRequest.new(tses)
tnum = rand(7).to_i+5
r = Array.new(tnum) do
Thread.new(treq) do |run|
run.get('/', "HTTP_COOKIE" => cookie, 'rack.multithread' => true)
end
end.reverse.map{|t| t.run.join.value }
r.each do |request|
assert_equal cookie, request['Set-Cookie']
assert request.body.include?('"counter"=>2')
end
session = rsd.pool.get(session_id)
assert_equal tnum+1, session.size # counter
assert_equal 2, session['counter'] # meeeh
tnum = rand(7).to_i+5
r = Array.new(tnum) do |i|
app = Rack::Utils::Context.new rsd, time_delta
req = Rack::MockRequest.new app
Thread.new(req) do |run|
run.get('/', "HTTP_COOKIE" => cookie, 'rack.multithread' => true)
end
end.reverse.map{|t| t.run.join.value }
r.each do |request|
assert_equal cookie, request['Set-Cookie']
assert request.body.include?('"counter"=>3')
end
session = rsd.pool.get(session_id)
assert_equal tnum+1, session.size
assert_equal 3, session['counter']
drop_counter = proc do |env|
env['rack.session'].delete 'counter'
env['rack.session']['foo'] = 'bar'
[200, {'Content-Type'=>'text/plain'}, env['rack.session'].inspect]
end
tses = Rack::Utils::Context.new rsd, drop_counter
treq = Rack::MockRequest.new(tses)
tnum = rand(7).to_i+5
r = Array.new(tnum) do
Thread.new(treq) do |run|
run.get('/', "HTTP_COOKIE" => cookie, 'rack.multithread' => true)
end
end.reverse.map{|t| t.run.join.value }
r.each do |request|
assert_equal cookie, request['Set-Cookie']
assert request.body.include?('"foo"=>"bar"')
end
session = rsd.pool.get(session_id)
assert_equal r.size+1, session.size
assert_nil session['counter']
assert_equal 'bar', session['foo']
end
end