3 files changed, 39 insertions, 11 deletions
diff --git a/actionview/test/template/debug_helper_test.rb b/actionview/test/template/debug_helper_test.rb
deleted file mode 100644
index 5609694cd5..0000000000
--- a/actionview/test/template/debug_helper_test.rb
+++ /dev/null
@@ -1,8 +0,0 @@
-require 'active_record_unit'
-
-class DebugHelperTest < ActionView::TestCase
-  def test_debug
-    company = Company.new(name: "firebase")
-    assert_match "name: firebase", debug(company)
-  end
-end
diff --git a/actionview/test/template/form_helper_test.rb b/actionview/test/template/form_helper_test.rb
index 4bbbdf4fb1..a131752b2a 100644
--- a/actionview/test/template/form_helper_test.rb
+++ b/actionview/test/template/form_helper_test.rb
@@ -1864,6 +1864,30 @@ class FormHelperTest < ActionView::TestCase
     assert_dom_equal expected, output_buffer
   end
 
+  def test_form_for_enforce_utf8_true
+    form_for(:post, enforce_utf8: true) do |f|
+      concat f.text_field(:title)
+    end
+
+    expected = whole_form("/", nil, nil, enforce_utf8: true) do
+      "<input name='post[title]' type='text' id='post_title' value='Hello World' />"
+    end
+
+    assert_dom_equal expected, output_buffer
+  end
+
+  def test_form_for_enforce_utf8_false
+    form_for(:post, enforce_utf8: false) do |f|
+      concat f.text_field(:title)
+    end
+
+    expected = whole_form("/", nil, nil, enforce_utf8: false) do
+      "<input name='post[title]' type='text' id='post_title' value='Hello World' />"
+    end
+
+    assert_dom_equal expected, output_buffer
+  end
+
   def test_form_for_with_remote_in_html
     form_for(@post, url: '/', html: { remote: true, id: 'create-post', method: :patch }) do |f|
       concat f.text_field(:title)
@@ -3313,8 +3337,14 @@ class FormHelperTest < ActionView::TestCase
 
   protected
 
-  def hidden_fields(method = nil)
-    txt = %{<input name="utf8" type="hidden" value="&#x2713;" />}
+  def hidden_fields(options = {})
+    method = options[:method]
+
+    if options.fetch(:enforce_utf8, true)
+      txt = %{<input name="utf8" type="hidden" value="&#x2713;" />}
+    else
+      txt = ''
+    end
 
     if method && !%w(get post).include?(method.to_s)
       txt << %{<input name="_method" type="hidden" value="#{method}" />}
@@ -3338,7 +3368,7 @@ class FormHelperTest < ActionView::TestCase
 
     method, remote, multipart = options.values_at(:method, :remote, :multipart)
 
-    form_text(action, id, html_class, remote, multipart, method) + hidden_fields(method) + contents + "</form>"
+    form_text(action, id, html_class, remote, multipart, method) + hidden_fields(options.slice :method, :enforce_utf8) + contents + "</form>"
   end
 
   def protect_against_forgery?
diff --git a/actionview/test/template/form_tag_helper_test.rb b/actionview/test/template/form_tag_helper_test.rb
index f8fd642809..84a581b107 100644
--- a/actionview/test/template/form_tag_helper_test.rb
+++ b/actionview/test/template/form_tag_helper_test.rb
@@ -232,6 +232,12 @@ class FormTagHelperTest < ActionView::TestCase
     assert_dom_equal expected, actual
   end
 
+  def test_select_tag_with_include_blank_false
+    actual = select_tag "places", "<option>Home</option><option>Work</option><option>Pub</option>".html_safe, include_blank: false
+    expected = %(<select id="places" name="places"><option>Home</option><option>Work</option><option>Pub</option></select>)
+    assert_dom_equal expected, actual
+  end
+
   def test_select_tag_with_include_blank_string
     actual = select_tag "places", "<option>Home</option><option>Work</option><option>Pub</option>".html_safe, include_blank: 'Choose'
     expected = %(<select id="places" name="places"><option value="">Choose</option><option>Home</option><option>Work</option><option>Pub</option></select>)