Instiki 0.16.3: Rails 2.3.0

Instiki now runs on the Rails 2.3.0 Candidate Release.
Among other improvements, this means that it now 
automagically selects between WEBrick and Mongrel.

Just run

    ./instiki --daemon

vendor/plugins/rack/test/spec_rack_session_pool.rb

@@ -0,0 +1,84 @@
+require 'test/spec'
+
+require 'rack/session/pool'
+require 'rack/mock'
+require 'rack/response'
+require 'thread'
+
+context "Rack::Session::Pool" do
+  incrementor = lambda { |env|
+    env["rack.session"]["counter"] ||= 0
+    env["rack.session"]["counter"] += 1
+    Rack::Response.new(env["rack.session"].inspect).to_a
+  }
+
+  specify "creates a new cookie" do
+    pool = Rack::Session::Pool.new(incrementor)
+    res = Rack::MockRequest.new(pool).get("/")
+    res["Set-Cookie"].should.match("rack.session=")
+    res.body.should.equal '{"counter"=>1}'
+  end
+
+  specify "determines session from a cookie" do
+    pool = Rack::Session::Pool.new(incrementor)
+    res = Rack::MockRequest.new(pool).get("/")
+    cookie = res["Set-Cookie"]
+    res = Rack::MockRequest.new(pool).get("/", "HTTP_COOKIE" => cookie)
+    res.body.should.equal '{"counter"=>2}'
+    res = Rack::MockRequest.new(pool).get("/", "HTTP_COOKIE" => cookie)
+    res.body.should.equal '{"counter"=>3}'
+  end
+
+  specify "survives broken cookies" do
+    pool = Rack::Session::Pool.new(incrementor)
+    res = Rack::MockRequest.new(pool).
+      get("/", "HTTP_COOKIE" => "rack.session=blarghfasel")
+    res.body.should.equal '{"counter"=>1}'
+  end
+
+  specify "maintains freshness" do
+    pool = Rack::Session::Pool.new(incrementor, :expire_after => 3)
+    res = Rack::MockRequest.new(pool).get('/')
+    res.body.should.include '"counter"=>1'
+    cookie = res["Set-Cookie"]
+    res = Rack::MockRequest.new(pool).get('/', "HTTP_COOKIE" => cookie)
+    res["Set-Cookie"].should.equal cookie
+    res.body.should.include '"counter"=>2'
+    sleep 4
+    res = Rack::MockRequest.new(pool).get('/', "HTTP_COOKIE" => cookie)
+    res["Set-Cookie"].should.not.equal cookie
+    res.body.should.include '"counter"=>1'
+  end
+
+  specify "multithread: should merge sessions" do
+    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
+    pool = Rack::Session::Pool.new(incrementor)
+    res = Rack::MockRequest.new(pool).get('/')
+    res.body.should.equal '{"counter"=>1}'
+    cookie = res["Set-Cookie"]
+    sess_id = cookie[/#{pool.key}=([^,;]+)/,1]
+
+    pool = pool.context(delta_incrementor)
+    r = Array.new(rand(7).to_i+3).
+      map! do
+        Thread.new do
+          Rack::MockRequest.new(pool).get('/', "HTTP_COOKIE" => cookie)
+        end
+      end.
+      reverse!.
+      map!{|t| t.run.join.value }
+    session = pool.for.pool[sess_id] # for is needed by Utils::Context
+    session.size.should.be r.size+1 # counter
+    session['counter'].should.be 2 # meeeh
+    r.each do |res|
+      res['Set-Cookie'].should.equal cookie
+      res.body.should.include '"counter"=>2'
+    end
+  end
+end