Fix has_many :through when the source is a belongs_to association. [#323 state:resolved]

Signed-off-by: Pratik Naik <pratiknaik@gmail.com>

1 files changed, 16 insertions, 1 deletions

diff --git a/activerecord/test/cases/associations/has_many_through_associations_test.rb b/activerecord/test/cases/associations/has_many_through_associations_test.rb
index 12cce98c26..a07f4bcbdd 100644
--- a/activerecord/test/cases/associations/has_many_through_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_through_associations_test.rb
@@ -5,7 +5,7 @@ require 'models/reader'
 require 'models/comment'
 
 class HasManyThroughAssociationsTest < ActiveRecord::TestCase
-  fixtures :posts, :readers, :people, :comments
+  fixtures :posts, :readers, :people, :comments, :authors
 
   def test_associate_existing
     assert_queries(2) { posts(:thinking);people(:david) }
@@ -229,4 +229,19 @@ class HasManyThroughAssociationsTest < ActiveRecord::TestCase
       end
     end
   end
+
+  def test_has_many_association_through_a_belongs_to_association_where_the_association_doesnt_exist
+    author = authors(:mary)
+    post = Post.create!(:title => "TITLE", :body => "BODY")
+    assert_equal [], post.author_favorites
+  end
+
+  def test_has_many_association_through_a_belongs_to_association
+    author = authors(:mary)
+    post = Post.create!(:author => author, :title => "TITLE", :body => "BODY")
+    author.author_favorites.create(:favorite_author_id => 1)
+    author.author_favorites.create(:favorite_author_id => 2)
+    author.author_favorites.create(:favorite_author_id => 3)
+    assert_equal post.author.author_favorites, post.author_favorites
+  end
 end