From 7aaf4867d2d7c1adea419052f069dab542af13b9 Mon Sep 17 00:00:00 2001 From: Jeremy Kemper Date: Wed, 16 Aug 2006 18:10:52 +0000 Subject: Included associations: go deep. git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@4776 5ecf4fe2-1ee6-0310-87b1-e25e094e27de --- activerecord/test/fixtures/vertex.rb | 9 +++++++++ 1 file changed, 9 insertions(+) create mode 100644 activerecord/test/fixtures/vertex.rb (limited to 'activerecord/test/fixtures/vertex.rb') diff --git a/activerecord/test/fixtures/vertex.rb b/activerecord/test/fixtures/vertex.rb new file mode 100644 index 0000000000..f4c11144de --- /dev/null +++ b/activerecord/test/fixtures/vertex.rb @@ -0,0 +1,9 @@ +# This class models a vertex in a directed graph. +class Vertex < ActiveRecord::Base + has_many :sink_edges, :class_name => 'Edge', :foreign_key => 'source_id' + has_many :sinks, :through => :sink_edges, :source => :sink + + has_and_belongs_to_many :sources, + :class_name => 'Vertex', :join_table => 'edges', + :foreign_key => 'sink_id', :association_foreign_key => 'source_id' +end -- cgit v1.2.3