X-Git-Url: https://git.njae.me.uk/?a=blobdiff_plain;f=vendor%2Frails%2Factiverecord%2Ftest%2Fmodels%2Fvertex.rb;fp=vendor%2Frails%2Factiverecord%2Ftest%2Fmodels%2Fvertex.rb;h=48bb851e62c0c6e75b5377bdcf1418f259ca3a27;hb=d115f2e23823271635bad69229a42cd8ac68debe;hp=0000000000000000000000000000000000000000;hpb=37cb670bf3ddde90b214e591f100ed4446469484;p=depot.git

diff --git a/vendor/rails/activerecord/test/models/vertex.rb b/vendor/rails/activerecord/test/models/vertex.rb
new file mode 100644
index 0000000..48bb851
--- /dev/null
+++ b/vendor/rails/activerecord/test/models/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
+
+  has_and_belongs_to_many :sources,
+    :class_name => 'Vertex', :join_table => 'edges',
+    :foreign_key => 'sink_id', :association_foreign_key => 'source_id'
+end