spec/goldiloader/goldiloader_spec.rb in goldiloader-0.0.4 vs spec/goldiloader/goldiloader_spec.rb in goldiloader-0.0.5

@@ -148,10 +148,23 @@
     expect(blogs.first.authors).to match_array([author1, author2])
     expect(blogs.second.authors).to match_array([author3, author1])
     expect(User).to have_received(:find_by_sql).once
   end
 
+  it "auto eager loads nested has_many through associations" do
+    blogs = Blog.order(:name).to_a
+    blogs.first.addresses.to_a
+
+    blogs.each do |blog|
+      expect(blog.association(:addresses)).to be_loaded
+    end
+
+    expect(blogs.first.addresses).to match_array([author1, author2].map(&:address))
+    expect(blogs.second.addresses).to match_array([author3, author1].map(&:address))
+    expect(Address).to have_received(:find_by_sql).once
+  end
+
   it "auto eager loads associations when the model is loaded via find" do
     blog = Blog.find(blog1.id)
     blog.posts.to_a.first.author
 
     blog.posts.each do |blog|
@@ -233,12 +246,12 @@
 
   context "with associations that can't be eager loaded" do
     let(:blogs) { Blog.order(:name).to_a }
 
     before do
-      blog1.posts.create!(title: 'blog1-post3')
-      blog2.posts.create!(title: 'blog2-post3')
+      blog1.posts.create!(title: 'blog1-post3', author: author1)
+      blog2.posts.create!(title: 'blog2-post3', author: author1)
     end
 
     shared_examples "it doesn't auto eager the association" do |association_name|
       specify do
         blogs.drop(1).each do |blog|
@@ -281,19 +294,84 @@
       end
 
       it_behaves_like "it doesn't auto eager the association", :offset_posts
     end
 
-    context "associations with an overridden from" do
-      before do
-        blogs.first.from_posts.to_a
+    if ActiveRecord::VERSION::MAJOR >= 4
+      context "associations with an overridden from" do
+        before do
+          blogs.first.from_posts.to_a
+        end
+
+        it "applies the from correctly" do
+          expect(blogs.first.from_posts.to_a.size).to eq 1
+        end
+
+        it_behaves_like "it doesn't auto eager the association", :from_posts
       end
+    end
 
-      it "applies the from correctly" do
-        expect(blogs.first.from_posts.to_a.size).to eq 1
+    if Goldiloader::Compatibility.association_finder_sql_enabled?
+      context "associations with finder_sql" do
+        before do
+          blogs.first.finder_sql_posts.to_a
+        end
+
+        it "applies the finder_sql correctly" do
+          expect(blogs.first.finder_sql_posts.to_a.size).to eq 1
+        end
+
+        it_behaves_like "it doesn't auto eager the association", :finder_sql_posts
       end
+    end
 
-      it_behaves_like "it doesn't auto eager the association", :from_posts
+    if ActiveRecord::VERSION::MAJOR >= 4
+      context "associations with a join" do
+        before do
+          blogs.first.posts_ordered_by_author.to_a
+        end
+
+        it "applies the join correctly" do
+          expect(blogs.first.posts_ordered_by_author.to_a.size).to eq 3
+        end
+
+        it_behaves_like "it doesn't auto eager the association", :posts_ordered_by_author
+      end
+
+      context "associations with a join in a has_many_through" do
+        before do
+          blogs.first.authors_with_join.to_a
+        end
+
+        it "applies the join correctly" do
+          expect(blogs.first.authors_with_join.to_a.size).to eq 3
+        end
+
+        it_behaves_like "it doesn't auto eager the association", :authors_with_join
+      end
+    end
+
+    if Goldiloader::Compatibility.unscope_query_method_enabled?
+      context "associations with an unscoped" do
+        let(:authors) { User.order(:id).to_a }
+
+        before do
+          author1.address.update_attributes!(city: 'Boston')
+          author2.address.update_attributes!(city: 'Philadelphia')
+          author3.address.update_attributes!(city: 'Philadelphia')
+          authors.first.scoped_address_with_default_scope_remove
+        end
+
+        it "applies the unscope correctly" do
+          expect(authors.first.scoped_address_with_default_scope_remove).to be_present
+        end
+
+        it "doesn't auto eager the association" do
+          authors.drop(1).each do |author|
+            expect(author.association(:scoped_address_with_default_scope_remove)).to_not be_loaded
+          end
+        end
+      end
     end
   end
 
   context "associations with a uniq" do
     let!(:post1) do