From 60bbbce7a302c18d3ab8b7450f94cabc9bbea835 Mon Sep 17 00:00:00 2001
From: Sergey Prikhodko <prikha@gmail.com>
Date: Mon, 3 Mar 2014 12:23:51 +0400
Subject: fixes default attributes for button_tag

---
 .../lib/action_view/helpers/form_tag_helper.rb       | 20 +++++++++++++-------
 actionview/test/template/form_tag_helper_test.rb     |  5 +++++
 2 files changed, 18 insertions(+), 7 deletions(-)

(limited to 'actionview')

diff --git a/actionview/lib/action_view/helpers/form_tag_helper.rb b/actionview/lib/action_view/helpers/form_tag_helper.rb
index 80f066b3be..bb38ae8555 100644
--- a/actionview/lib/action_view/helpers/form_tag_helper.rb
+++ b/actionview/lib/action_view/helpers/form_tag_helper.rb
@@ -469,13 +469,13 @@ module ActionView
       #   # => <button data-disable-with="Please wait..." name="button" type="submit">Checkout</button>
       #
       def button_tag(content_or_options = nil, options = nil, &block)
-        options = content_or_options if block_given? && content_or_options.is_a?(Hash)
-        options ||= {}
-        options = options.stringify_keys
-
-        options.reverse_merge! 'name' => 'button', 'type' => 'submit'
-
-        content_tag :button, content_or_options || 'Button', options, &block
+        if block_given? && content_or_options.is_a?(Hash)
+          options = button_tag_options_with_defaults(content_or_options)
+          content_tag :button, options, &block
+        else
+          options = button_tag_options_with_defaults(options)
+          content_tag :button, content_or_options || 'Button', options
+        end
       end
 
       # Displays an image which when clicked will submit the form.
@@ -741,6 +741,12 @@ module ActionView
         def sanitize_to_id(name)
           name.to_s.delete(']').gsub(/[^-a-zA-Z0-9:.]/, "_")
         end
+
+        def button_tag_options_with_defaults(options = {})
+          default_options = { 'name' => 'button', 'type' => 'submit' }
+          options.stringify_keys!
+          options.reverse_merge! default_options
+        end
     end
   end
 end
diff --git a/actionview/test/template/form_tag_helper_test.rb b/actionview/test/template/form_tag_helper_test.rb
index 0d5831dc6f..cf824e2733 100644
--- a/actionview/test/template/form_tag_helper_test.rb
+++ b/actionview/test/template/form_tag_helper_test.rb
@@ -476,6 +476,11 @@ class FormTagHelperTest < ActionView::TestCase
     assert_dom_equal('<button name="temptation" type="button"><strong>Do not press me</strong></button>', output)
   end
 
+  def test_button_tag_defaults_with_block_and_options
+    output = button_tag(:name => 'temptation', :value => 'within') { content_tag(:strong, 'Do not press me') }
+    assert_dom_equal('<button name="temptation" value="within" type="submit" ><strong>Do not press me</strong></button>', output)
+  end
+
   def test_button_tag_with_confirmation
     assert_dom_equal(
       %(<button name="button" type="submit" data-confirm="Are you sure?">Save</button>),
-- 
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