In batches test @total was assigned but not used. Use it in tests instead of Post.count

activerecord/test/cases/batches_test.rb

@@ -12,7 +12,7 @@ class EachTest < ActiveRecord::TestCase
   end
 
   def test_each_should_execute_one_query_per_batch
-    assert_queries(Post.count + 1) do
+    assert_queries(@total + 1) do
       Post.find_each(:batch_size => 1) do |post|
         assert_kind_of Post, post
       end
@@ -51,7 +51,7 @@ class EachTest < ActiveRecord::TestCase
   end
 
   def test_find_in_batches_should_return_batches
-    assert_queries(Post.count + 1) do
+    assert_queries(@total + 1) do
       Post.find_in_batches(:batch_size => 1) do |batch|
         assert_kind_of Array, batch
         assert_kind_of Post, batch.first
@@ -60,7 +60,7 @@ class EachTest < ActiveRecord::TestCase
   end
 
   def test_find_in_batches_should_start_from_the_start_option
-    assert_queries(Post.count) do
+    assert_queries(@total) do
       Post.find_in_batches(:batch_size => 1, :start => 2) do |batch|
         assert_kind_of Array, batch
         assert_kind_of Post, batch.first
@@ -69,14 +69,12 @@ class EachTest < ActiveRecord::TestCase
   end
 
   def test_find_in_batches_shouldnt_execute_query_unless_needed
-    post_count = Post.count
-
     assert_queries(2) do
-      Post.find_in_batches(:batch_size => post_count) {|batch| assert_kind_of Array, batch }
+      Post.find_in_batches(:batch_size => @total) {|batch| assert_kind_of Array, batch }
     end
 
     assert_queries(1) do
-      Post.find_in_batches(:batch_size => post_count + 1) {|batch| assert_kind_of Array, batch }
+      Post.find_in_batches(:batch_size => @total + 1) {|batch| assert_kind_of Array, batch }
     end
   end