added wiki page

test/factories/wiki_page.rb

@@ -0,0 +1,7 @@
+Factory.define(:wiki_page) do |f|
+  f.creator {|x| x.association(:user)}
+  f.title {|x| Faker::Lorem.words}
+  f.body {Faker::Lorem.sentences}
+  f.updater_id {|x| x.creator_id}
+  f.updater_ip_addr "127.0.0.1"
+end

test/unit/wiki_page_test.rb

@@ -1,8 +1,39 @@
-require 'test_helper'
+require File.dirname(__FILE__) + '/../test_helper'
 
 class WikiPageTest < ActiveSupport::TestCase
-  # Replace this with your real tests.
-  test "the truth" do
-    assert true
+  context "A wiki page" do
+    setup do
+      MEMCACHE.flush_all
+    end
+    
+    should "normalize its title" do
+      wp = Factory.create(:wiki_page, :title => "HOT POTATO")
+      assert_equal("hot_potato", wp.title)
+    end
+    
+    should "search by title" do
+      Factory.create(:wiki_page, :title => "HOT POTATO")
+      matches = WikiPage.titled("hot potato")
+      assert_equal(1, matches.count)
+      assert_equal("hot_potato", matches.first.title)
+    end
+    
+    should "create versions" do
+      wp = nil
+      user = Factory.create(:user)
+      
+      assert_difference("WikiPageVersion.count") do
+        wp = Factory.create(:wiki_page, :title => "xxx")
+      end
+
+      assert_difference("WikiPageVersion.count") do
+        wp.update_attributes(:title => "yyy", :updater_id => user.id, :updater_ip_addr => "127.0.0.1")
+      end
+      
+      version = WikiPageVersion.first
+      wp.revert_to!(version)
+      
+      assert_equal("xxx", wp.title)
+    end
   end
 end