FEATURE: anonymous_account_duration_minutes , cycle anon accounts after N minutes from last post

fixes it so anon users can not like stuff

spec/services/anonymous_shadow_creator_spec.rb

@@ -11,6 +11,26 @@ describe AnonymousShadowCreator do
     AnonymousShadowCreator.get(Fabricate.build(:user, trust_level: 0)).should == nil
   end
 
+  it "returns a new shadow once time expires" do
+    SiteSetting.allow_anonymous_posting = true
+    SiteSetting.anonymous_account_duration_minutes = 1
+
+    user = Fabricate(:user, trust_level: 3)
+    shadow = AnonymousShadowCreator.get(user)
+
+    freeze_time 2.minutes.from_now
+    shadow2 = AnonymousShadowCreator.get(user)
+
+    shadow.id.should == shadow2.id
+    create_post(user: shadow)
+
+    freeze_time 4.minutes.from_now
+    shadow3 = AnonymousShadowCreator.get(user)
+
+    shadow2.id.should_not == shadow3.id
+
+  end
+
   it "returns a shadow for a legit user" do
     SiteSetting.allow_anonymous_posting = true
     user = Fabricate(:user, trust_level: 3)
@@ -21,9 +41,17 @@ describe AnonymousShadowCreator do
     shadow.id.should == shadow2.id
 
     shadow.trust_level.should == 1
-
     shadow.username.should == "anonymous"
 
+    shadow.created_at.should_not == user.created_at
+
+
+    p = create_post
+    Guardian.new(shadow).post_can_act?(p, :like).should == false
+    Guardian.new(user).post_can_act?(p, :like).should == true
+
+    user.anonymous?.should == false
+    shadow.anonymous?.should == true
   end
 
 end