Allow has_many :through to work on has_many associations (closes #3864) [sco@scottraymond.net]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3964 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

1 files changed, 16 insertions, 0 deletions

diff --git a/activerecord/test/associations_join_model_test.rb b/activerecord/test/associations_join_model_test.rb
index f53a7669f4..4b0f4e4c33 100644
--- a/activerecord/test/associations_join_model_test.rb
+++ b/activerecord/test/associations_join_model_test.rb
@@ -230,6 +230,22 @@ class AssociationsJoinModelTest < Test::Unit::TestCase
     end
   end
 
+  def test_has_many_through_has_many_find_all
+    assert_equal comments(:greetings), authors(:david).comments.find(:all).first
+  end
+
+  def test_has_many_through_has_many_find_first
+    assert_equal comments(:greetings), authors(:david).comments.find(:first)
+  end
+
+  def test_has_many_through_has_many_find_conditions
+    assert_equal comments(:does_it_hurt), authors(:david).comments.find(:first, :conditions => "comments.type='SpecialComment'", :order => 'comments.id')
+  end
+
+  def test_has_many_through_has_many_find_by_id
+    assert_equal comments(:more_greetings), authors(:david).comments.find(2)
+  end
+
   private
     # create dynamic Post models to allow different dependency options
     def find_post_with_dependency(post_id, association, association_name, dependency)