Added tree mixin and unit tests for all the mixins

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@156 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 21 insertions, 0 deletions

diff --git a/activerecord/test/fixtures/mixin.rb b/activerecord/test/fixtures/mixin.rb
new file mode 100644
index 0000000000..589c1a8c23
--- /dev/null
+++ b/activerecord/test/fixtures/mixin.rb
@@ -0,0 +1,21 @@
+class Mixin < ActiveRecord::Base
+  include ActiveRecord::Mixins::Touch
+  include ActiveRecord::Mixins::Tree
+end
+
+class ListMixin < ActiveRecord::Base
+  include ActiveRecord::Mixins::List
+   
+  def self.table_name
+    "mixins"
+  end
+    
+  def scope_condition
+     "parent_id = #{self.parent_id}"
+  end      
+  
+  def position_column
+    "pos"
+  end
+
+end
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