Ticket #8947: habtm_duplicate_links_tests.diff

activerecord/test/associations_test.rb

@@ -1520 +1520 @@
-    assert_equal developers(:poor_jamis, :jamis, :david), projects(:active_record).developers
-  end
-
+  def setup_habtm_association_with_duplicate_links
+    @duplicate_category = categories(:duplicates)
+    @duplicate_category.posts << posts(:welcome) << posts(:welcome) << posts(:welcome)
+    @duplicate_category.posts << posts(:thinking) << posts(:thinking) << posts(:thinking)
+  end
+
+  def test_habtm_with_unique_eager_loading
+    setup_habtm_association_with_duplicate_links
+    assert_equal 2, @duplicate_category.posts.size
+  end
+
+  def test_habtm_scoped_find_with_unique_eager_loading
+    setup_habtm_association_with_duplicate_links
+    assert_equal 2, @duplicate_category.posts.find(:all).size
+  end
+
+  def test_habtm_scoped_find_with_unique_eager_loading_and_limit
+    setup_habtm_association_with_duplicate_links
+    assert_equal 2, @duplicate_category.posts.find(:all, :limit => 2).size
+  end
+
+  def test_habtm_scoped_find_with_unique_eager_loading_and_include
+    setup_habtm_association_with_duplicate_links
+    assert_equal 2, @duplicate_category.posts.find(:all, :include => :author_with_posts).size
+  end
+
+  def test_habtm_scoped_find_with_unique_eager_loading_and_limit_and_include_limitable_reflection
+    setup_habtm_association_with_duplicate_links
+    assert_equal 2, @duplicate_category.posts.find(:all, :limit => 2, :include => :author_with_posts).size
+  end
+
+  def test_habtm_scoped_find_with_unique_eager_loading_and_limit_and_include_non_limitable_reflection
+    setup_habtm_association_with_duplicate_links
+    assert_equal 2, @duplicate_category.posts.find(:all, :limit => 2, :include => :readers).size
+  end
+
-  def test_build
-    devel = Developer.find(1)
-    proj = devel.projects.build("name" => "Projekt")

activerecord/test/fixtures/categories.yml

@@ -12 +12 @@
-  id: 3
-  name: Special category
-  type: SpecialCategory
+
+duplicates:
+  id: 4
+  name: Duplicate links
+  type: Category

activerecord/test/fixtures/category.rb

@@ -1 +1 @@
-class Category < ActiveRecord::Base
-
+, :uniq => true
-  has_and_belongs_to_many :special_posts, :class_name => "Post"
-  has_and_belongs_to_many :other_posts, :class_name => "Post"
-  

activerecord/test/fixtures/post.rb

@@ -17 +17 @@
-  has_one  :very_special_comment_with_post, :class_name => "VerySpecialComment", :include => :post
-  has_many :special_comments
-
-
+, :uniq => true
-  has_and_belongs_to_many :special_categories, :join_table => "categories_posts", :association_foreign_key => 'category_id'
-
-  has_many :taggings, :as => :taggable