From 7571152d1d9da4331df023d3f153399cedd54c3c Mon Sep 17 00:00:00 2001
From: Sam <sam.saffron@gmail.com>
Date: Wed, 8 May 2013 10:32:29 +1000
Subject: [PATCH] fix issue adding users to groups

---
 app/models/group.rb       | 4 ++--
 spec/models/group_spec.rb | 5 +++++
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/app/models/group.rb b/app/models/group.rb
index 69657be4565..970c6e5312c 100644
--- a/app/models/group.rb
+++ b/app/models/group.rb
@@ -76,8 +76,8 @@ class Group < ActiveRecord::Base
     GroupUser.where(group_id: trust_group_ids, user_id: user_id).delete_all
 
     if group = Group[name]
-      group_users.build(user_id: user_id)
-      group_users.save!
+      group.group_users.build(user_id: user_id)
+      group.save!
     else
       refresh_automatic_group!(name)
     end
diff --git a/spec/models/group_spec.rb b/spec/models/group_spec.rb
index 253532faee3..1236fb4404d 100644
--- a/spec/models/group_spec.rb
+++ b/spec/models/group_spec.rb
@@ -47,6 +47,11 @@ describe Group do
 
     Group[:trust_level_1].user_ids.should == []
     Group[:trust_level_2].user_ids.should == [user.id]
+
+    user2 = Fabricate(:coding_horror)
+    user2.change_trust_level!(:regular)
+
+    Group[:trust_level_2].user_ids.sort.should == [user.id, user2.id].sort
   end
 
 end