adding controller additions with basic behavior.

spec/cancan/controller_additions_spec.rb

@@ -0,0 +1,32 @@
+require File.dirname(__FILE__) + '/../spec_helper'
+
+class Ability
+  include CanCan::Ability
+end
+
+describe CanCan::ControllerAdditions do
+  before(:each) do
+    @controller_class = Class.new
+    @controller = @controller_class.new
+    mock(@controller_class).helper_method(:can?)
+    @controller_class.send(:include, CanCan::ControllerAdditions)
+  end
+  
+  it "should read from the cache with request uri as key and render that text" do
+    lambda {
+      @controller.unauthorized!
+    }.should raise_error(CanCan::AccessDenied)
+  end
+  
+  it "should have a current_ability method which generates an ability for the current user" do
+    stub(@controller).current_user { :current_user }
+    @controller.current_ability.should be_kind_of(Ability)
+    @controller.current_ability.user.should == :current_user
+  end
+  
+  it "should provide a can? method which goes through the current ability" do
+    stub(@controller).current_user { :current_user }
+    @controller.current_ability.should be_kind_of(Ability)
+    @controller.can?(:foo, :bar).should be_false
+  end
+end