refactor: Content -> Authentication

It is the tickets content but more precisely its an Authentication Record.
Now auth.expired? and auth.service make a lot more sense than before.

lib/rbsso/content.rb → lib/rbsso/authentication.rb

@@ -1,5 +1,5 @@
 module RbSSO
-  class Content
+  class Authentication
     VERSION = 3
 
     class VersionMismatch < ArgumentError

lib/rbsso/client.rb

@@ -1,6 +1,6 @@
 require 'rbnacl'
 require 'rbsso/ticket'
-require 'rbsso/content'
+require 'rbsso/authentication'
 
 module RbSSO
   class Client
@@ -27,7 +27,7 @@ def initialize(service, key)
 
     def open(ticket_string)
       ticket = RbSSO::Ticket.open ticket_string, verify_key
-      auth = RbSSO::Content.parse ticket.content
+      auth = RbSSO::Authentication.parse ticket.content
       raise TicketExpired.new(auth.expires) if auth.expired?
       raise WrongService.new(service, auth.service) if auth.service != service
       auth.to_info

lib/rbsso/server.rb

@@ -1,6 +1,6 @@
 require 'rbnacl'
 require 'rbsso/ticket'
-require 'rbsso/content'
+require 'rbsso/authentication'
 
 module RbSSO
   class Server
@@ -14,8 +14,10 @@ def initialize(secret)
     end
 
     def ticket(user, service, domain)
-      content = RbSSO::Content.new user: user, service: service, domain: domain
-      ticket = RbSSO::Ticket.sign content, key
+      auth = RbSSO::Authentication.new user: user,
+        service: service,
+        domain: domain
+      ticket = RbSSO::Ticket.sign auth, key
       return ticket.to_base64
     end
 

test/rbsso/authentication.rb

@@ -0,0 +1,32 @@
+require 'test_helper'
+require 'rbsso/authentication'
+
+class RbSSO::AuthenticationTest < Minitest::Test
+
+  def test_basic_attributes
+    assert_equal 'user', auth.user
+    assert_equal 'service', auth.service
+    assert_equal 'domain', auth.domain
+  end
+
+  def test_to_s
+    assert_match /^3|user|service|domain|\d*|$/, auth.to_s
+  end
+
+  def test_parse
+    parsed = RbSSO::Authentication.parse auth.to_s
+    assert_equal auth, parsed
+  end
+
+  def test_invalid_version
+    assert_raises RbSSO::Authentication::VersionMismatch do
+      RbSSO::Authentication.parse '4|other versions may contain other auth'
+    end
+  end
+
+  def auth
+    RbSSO::Authentication.new user: 'user',
+      service: 'service',
+      domain: 'domain'
+  end
+end