From a4229a534ff237443b445de9aec0310c0f388b56 Mon Sep 17 00:00:00 2001
From: Younes SERRAJ <younes.serraj@gmail.com>
Date: Wed, 22 May 2019 10:21:59 +0200
Subject: Fix select_tag so that is doesn't change options when include_blank
 is set

---
 actionview/test/template/form_tag_helper_test.rb | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'actionview/test')

diff --git a/actionview/test/template/form_tag_helper_test.rb b/actionview/test/template/form_tag_helper_test.rb
index 9ece9f3ad1..70c5ae6771 100644
--- a/actionview/test/template/form_tag_helper_test.rb
+++ b/actionview/test/template/form_tag_helper_test.rb
@@ -301,6 +301,13 @@ class FormTagHelperTest < ActionView::TestCase
     assert_dom_equal expected, actual
   end
 
+  def test_select_tag_with_include_blank_doesnt_change_options
+    options = { include_blank: true, prompt: "string" }
+    expected_options = options.dup
+    select_tag "places", raw("<option>Home</option><option>Work</option><option>Pub</option>"), options
+    expected_options.each { |k, v| assert_equal v, options[k] }
+  end
+
   def test_select_tag_with_include_blank_false
     actual = select_tag "places", raw("<option>Home</option><option>Work</option><option>Pub</option>"), include_blank: false
     expected = %(<select id="places" name="places"><option>Home</option><option>Work</option><option>Pub</option></select>)
-- 
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