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-rw-r--r--activerecord/test/associations_go_eager_test.rb36
1 files changed, 36 insertions, 0 deletions
diff --git a/activerecord/test/associations_go_eager_test.rb b/activerecord/test/associations_go_eager_test.rb
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+++ b/activerecord/test/associations_go_eager_test.rb
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+require 'abstract_unit'
+require 'fixtures/post'
+require 'fixtures/comment'
+require 'fixtures/author'
+
+class EagerAssociationTest < Test::Unit::TestCase
+ fixtures :posts, :comments, :authors
+
+ def test_loading_with_one_association
+ posts = Post.find(:all, :include => :comments)
+ assert_equal 2, posts.first.comments.size
+ assert_equal @greetings.body, posts.first.comments.first.body
+
+ post = Post.find(:first, :include => :comments, :conditions => "posts.title = 'Welcome to the weblog'")
+ assert_equal 2, post.comments.size
+ assert_equal @greetings.body, post.comments.first.body
+ end
+
+ def test_loading_with_multiple_associations
+ posts = Post.find(:all, :include => [ :comments, :author ])
+ assert_equal 2, posts.first.comments.size
+ assert_equal @greetings.body, posts.first.comments.first.body
+ end
+
+ def test_loading_from_an_association
+ posts = @david.posts.find(:all, :include => :comments)
+ assert_equal 2, posts.first.comments.size
+ end
+
+ def test_eager_association_loading_with_belongs_to
+ comments = Comment.find(:all, :include => :post)
+ assert_equal @welcome.title, comments.first.post.title
+ assert_equal @thinking.title, comments.last.post.title
+ end
+end
+