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require 'rack/session/cookie'
require 'rack/mock'
describe Rack::Session::Cookie do
incrementor = lambda do |env|
env["rack.session"]["counter"] ||= 0
env["rack.session"]["counter"] += 1
hash = env["rack.session"].dup
hash.delete("session_id")
Rack::Response.new(hash.inspect).to_a
end
session_id = lambda do |env|
Rack::Response.new(env["rack.session"].to_hash.inspect).to_a
end
session_option = lambda do |opt|
lambda do |env|
Rack::Response.new(env["rack.session.options"][opt].inspect).to_a
end
end
nothing = lambda do |env|
Rack::Response.new("Nothing").to_a
end
describe 'Base64' do
it 'uses base64 to encode' do
coder = Rack::Session::Cookie::Base64.new
str = 'fuuuuu'
coder.encode(str).should.equal [str].pack('m')
end
it 'uses base64 to decode' do
coder = Rack::Session::Cookie::Base64.new
str = ['fuuuuu'].pack('m')
coder.decode(str).should.equal str.unpack('m').first
end
describe 'Marshal' do
it 'marshals and base64 encodes' do
coder = Rack::Session::Cookie::Base64::Marshal.new
str = 'fuuuuu'
coder.encode(str).should.equal [::Marshal.dump(str)].pack('m')
end
it 'marshals and base64 decodes' do
coder = Rack::Session::Cookie::Base64::Marshal.new
str = [::Marshal.dump('fuuuuu')].pack('m')
coder.decode(str).should.equal ::Marshal.load(str.unpack('m').first)
end
it 'rescues failures on decode' do
coder = Rack::Session::Cookie::Base64::Marshal.new
coder.decode('lulz').should.equal nil
end
end
end
it 'uses a coder' do
identity = Class.new {
attr_reader :calls
def initialize
@calls = []
end
def encode(str); @calls << :encode; str; end
def decode(str); @calls << :decode; str; end
}.new
cookie = Rack::Session::Cookie.new(incrementor, :coder => identity)
res = Rack::MockRequest.new(cookie).get("/")
res["Set-Cookie"].should.include("rack.session=")
res.body.should.equal '{"counter"=>1}'
identity.calls.should.equal [:decode, :encode]
end
it "creates a new cookie" do
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor)).get("/")
res["Set-Cookie"].should.include("rack.session=")
res.body.should.equal '{"counter"=>1}'
end
it "loads from a cookie" do
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor)).get("/")
cookie = res["Set-Cookie"]
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor)).
get("/", "HTTP_COOKIE" => cookie)
res.body.should.equal '{"counter"=>2}'
cookie = res["Set-Cookie"]
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor)).
get("/", "HTTP_COOKIE" => cookie)
res.body.should.equal '{"counter"=>3}'
end
renewer = lambda do |env|
env["rack.session.options"][:renew] = true
Rack::Response.new("Nothing").to_a
end
only_session_id = lambda do |env|
Rack::Response.new(env["rack.session"]["session_id"].to_s).to_a
end
it "renew session id" do
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor)).get("/")
res = Rack::MockRequest.new(Rack::Session::Cookie.new(only_session_id)).
get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res.body.should.not.equal ""
old_session_id = res.body
res = Rack::MockRequest.new(Rack::Session::Cookie.new(renewer)).
get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res = Rack::MockRequest.new(Rack::Session::Cookie.new(only_session_id)).
get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res.body.should.not.equal ""
res.body.should.not.equal old_session_id
end
it "survives broken cookies" do
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor)).
get("/", "HTTP_COOKIE" => "rack.session=blarghfasel")
res.body.should.equal '{"counter"=>1}'
app = Rack::Session::Cookie.new(incrementor, :secret => 'test')
res = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" => "rack.session=")
res.body.should.equal '{"counter"=>1}'
end
bigcookie = lambda do |env|
env["rack.session"]["cookie"] = "big" * 3000
Rack::Response.new(env["rack.session"].inspect).to_a
end
it "barks on too big cookies" do
lambda{
Rack::MockRequest.new(Rack::Session::Cookie.new(bigcookie)).
get("/", :fatal => true)
}.should.raise(Rack::MockRequest::FatalWarning)
end
it "loads from a cookie with integrity hash" do
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor, :secret => 'test')).get("/")
cookie = res["Set-Cookie"]
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor, :secret => 'test')).
get("/", "HTTP_COOKIE" => cookie)
res.body.should.equal '{"counter"=>2}'
cookie = res["Set-Cookie"]
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor, :secret => 'test')).
get("/", "HTTP_COOKIE" => cookie)
res.body.should.equal '{"counter"=>3}'
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor, :secret => 'other')).
get("/", "HTTP_COOKIE" => cookie)
res.body.should.equal '{"counter"=>1}'
end
it "loads from a cookie wih accept-only integrity hash for graceful key rotation" do
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor, :secret => 'test')).get("/")
cookie = res["Set-Cookie"]
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor, :secret => 'test2', :old_secret => 'test')).
get("/", "HTTP_COOKIE" => cookie)
res.body.should.equal '{"counter"=>2}'
cookie = res["Set-Cookie"]
res = Rack::MockRequest.new(Rack::Session::Cookie.new(incrementor, :secret => 'test3', :old_secret => 'test2')).
get("/", "HTTP_COOKIE" => cookie)
res.body.should.equal '{"counter"=>3}'
end
it "ignores tampered with session cookies" do
app = Rack::Session::Cookie.new(incrementor, :secret => 'test')
response1 = Rack::MockRequest.new(app).get("/")
response1.body.should.equal '{"counter"=>1}'
response1 = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" => response1["Set-Cookie"])
response1.body.should.equal '{"counter"=>2}'
_, digest = response1["Set-Cookie"].split("--")
tampered_with_cookie = "hackerman-was-here" + "--" + digest
response2 = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" =>
tampered_with_cookie)
# Tampered cookie was ignored. Counter is back to 1.
response2.body.should.equal '{"counter"=>1}'
end
it "supports either of secret or old_secret" do
app = Rack::Session::Cookie.new(incrementor, :secret => 'test')
res = Rack::MockRequest.new(app).get("/")
res.body.should.equal '{"counter"=>1}'
res = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res.body.should.equal '{"counter"=>2}'
app = Rack::Session::Cookie.new(incrementor, :old_secret => 'test')
res = Rack::MockRequest.new(app).get("/")
res.body.should.equal '{"counter"=>1}'
res = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res.body.should.equal '{"counter"=>2}'
end
describe "1.9 bugs relating to inspecting yet-to-be-loaded from cookie data: Rack::Session::Abstract::SessionHash" do
it "can handle Rack::Lint middleware" do
app = Rack::Session::Cookie.new(incrementor)
res = Rack::MockRequest.new(app).get("/")
app = Rack::Session::Cookie.new(Rack::Lint.new(session_id))
res = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res.body.should.not.be.nil
end
it "can handle a middleware that inspects the env" do
class TestEnvInspector
def initialize(app)
@app = app
end
def call(env)
env.inspect
@app.call(env)
end
end
app = Rack::Session::Cookie.new(incrementor)
res = Rack::MockRequest.new(app).get("/")
app = Rack::Session::Cookie.new(TestEnvInspector.new(session_id))
res = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res.body.should.not.be.nil
end
end
it "returns the session id in the session hash" do
app = Rack::Session::Cookie.new(incrementor)
res = Rack::MockRequest.new(app).get("/")
res.body.should.equal '{"counter"=>1}'
app = Rack::Session::Cookie.new(session_id)
res = Rack::MockRequest.new(app).get("/", "HTTP_COOKIE" => res["Set-Cookie"])
res.body.should.match(/"session_id"=>/)
res.body.should.match(/"counter"=>1/)
end
it "does not return a cookie if set to secure but not using ssl" do
app = Rack::Session::Cookie.new(incrementor, :secure => true)
res = Rack::MockRequest.new(app).get("/")
res["Set-Cookie"].should.be.nil
res = Rack::MockRequest.new(app).get("/", "HTTPS" => "on")
res["Set-Cookie"].should.not.be.nil
res["Set-Cookie"].should.match(/secure/)
end
it "does not return a cookie if cookie was not read/written" do
app = Rack::Session::Cookie.new(nothing)
res = Rack::MockRequest.new(app).get("/")
res["Set-Cookie"].should.be.nil
end
it "does not return a cookie if cookie was not written (only read)" do
app = Rack::Session::Cookie.new(session_id)
res = Rack::MockRequest.new(app).get("/")
res["Set-Cookie"].should.be.nil
end
it "returns even if not read/written if :expire_after is set" do
app = Rack::Session::Cookie.new(nothing, :expire_after => 3600)
res = Rack::MockRequest.new(app).get("/", 'rack.session' => {'not' => 'empty'})
res["Set-Cookie"].should.not.be.nil
end
it "returns no cookie if no data was written and no session was created previously, even if :expire_after is set" do
app = Rack::Session::Cookie.new(nothing, :expire_after => 3600)
res = Rack::MockRequest.new(app).get("/")
res["Set-Cookie"].should.be.nil
end
it "exposes :secret in env['rack.session.option']" do
app = Rack::Session::Cookie.new(session_option[:secret], :secret => "foo")
res = Rack::MockRequest.new(app).get("/")
res.body.should == '"foo"'
end
it "exposes :coder in env['rack.session.option']" do
app = Rack::Session::Cookie.new(session_option[:coder])
res = Rack::MockRequest.new(app).get("/")
res.body.should.match(/Base64::Marshal/)
end
it "allows passing in a hash with session data from middleware in front" do
app = Rack::Session::Cookie.new(session_id)
res = Rack::MockRequest.new(app).get("/", 'rack.session' => {:foo => 'bar'})
res.body.should.match(/foo/)
end
end
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