Fix ActionView label translation for more than 10 nested elements

1 files changed, 14 insertions, 0 deletions

diff --git a/actionview/test/template/form_helper_test.rb b/actionview/test/template/form_helper_test.rb
index b2c3b891a4..9f6cbd3a74 100644
--- a/actionview/test/template/form_helper_test.rb
+++ b/actionview/test/template/form_helper_test.rb
@@ -2390,6 +2390,20 @@ class FormHelperTest < ActionView::TestCase
     assert_dom_equal expected, output_buffer
   end
 
+  def test_nested_fields_label_translation_with_more_than_10_records
+    with_locale(:locale) do
+      @post.comments = Array.new(11) { |id| Comment.new(id + 1) }
+
+      I18n.expects(:t).with('post.comments.body', default: [:"comment.body", ''], scope: "helpers.label").times(11).returns "Write body here"
+
+      form_for(@post) do |f|
+        f.fields_for(:comments) do |cf|
+          concat cf.label(:body)
+        end
+      end
+    end
+  end
+
   def test_nested_fields_for_with_existing_records_on_a_supplied_nested_attributes_collection_different_from_record_one
     comments = Array.new(2) { |id| Comment.new(id + 1) }
     @post.comments = []