made the has_role method case insensitive

app/controllers/static_pages_controller.rb

@@ -16,8 +16,8 @@ def admin_instructions
   private
   	def signed_in_with_role_admin
   		authenticate_user!
-  		redirect_to new_user_session_path, notice: "You are not an admin user" \
-  			unless current_user.has_role?("Admin")
+  		redirect_to root_path, notice: "You are not an admin user" \
+  			unless current_user.has_role?("admin")
   	end
 
 end

app/models/user.rb

@@ -45,7 +45,7 @@ def unset_role(role)
   end
 
   def has_role?(*roles)
-    roles.each { |role| role = role.downcase } 
+    roles.map! { |role| role.downcase } 
     self.roles.where(name: roles).present?
   end
 

db/migrate/20131203170434_create_roles.rb

@@ -5,6 +5,6 @@ def change
 
       t.timestamps
     end
-    add_index  :roles, :names
+    add_index  :roles, :name
   end
 end

db/migrate/20131209151725_create_wishes.rb

@@ -1,6 +1,5 @@
 class CreateWishes < ActiveRecord::Migration
   def change
-  	drop_table :wishes
     create_table :wishes do |t|
       t.datetime :fromtime
       t.datetime :totime

db/schema.rb

@@ -56,6 +56,8 @@
     t.datetime "updated_at"
   end
 
+  add_index "roles", ["name"], name: "index_roles_on_name", using: :btree
+
   create_table "roles_users", force: true do |t|
     t.integer "user_id"
     t.integer "role_id"

spec/views/roles/new.html.erb_spec.rb

@@ -3,8 +3,6 @@
 describe "roles/new.html.erb" do
 	let(:user) { FactoryGirl.create(:user, :admin)}
 	before do 
-    user.confirmed_at = Time.now
-    user.save!
     sign_in user
     visit new_role_path
 	end