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Diffstat (limited to 'activerecord/test/cases/batches_test.rb')
-rw-r--r-- | activerecord/test/cases/batches_test.rb | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/activerecord/test/cases/batches_test.rb b/activerecord/test/cases/batches_test.rb index 50ddf6c757..a35baee4ed 100644 --- a/activerecord/test/cases/batches_test.rb +++ b/activerecord/test/cases/batches_test.rb @@ -100,4 +100,20 @@ class EachTest < ActiveRecord::TestCase end end end + + def test_find_in_batches_should_not_use_records_after_yielding_them_in_case_original_array_is_modified + not_a_post = "not a post" + not_a_post.stubs(:id).raises(StandardError, "not_a_post had #id called on it") + + assert_nothing_raised do + Post.find_in_batches(:batch_size => 1) do |batch| + assert_kind_of Array, batch + assert_kind_of Post, batch.first + + batch.map! { not_a_post } + end + end + + end + end |