Bugfix #827 Fix nested forms f.fields

CHANGELOG.md

@@ -4,6 +4,7 @@
 
 * [ENHANCEMENT] Test against jQuery 3.6.0 by default
 * [ENHANCEMENT] Test against latest Ruby versions
+* [FEATURE] Add support to `fields` method ([#828](https://github.com/DavyJonesLocker/client_side_validations/pull/828))
 
 ## 18.0.0 / 2021-02-13
 

lib/client_side_validations/action_view/form_builder.rb

@@ -5,7 +5,7 @@ module ActionView
     module Helpers
       module FormBuilder
         def self.prepended(base)
-          (base.field_helpers - %i[label check_box radio_button fields_for hidden_field file_field]).each do |selector|
+          (base.field_helpers - %i[label check_box radio_button fields_for fields hidden_field file_field]).each do |selector|
             base.class_eval <<-RUBY_EVAL, __FILE__, __LINE__ + 1
               # Cannot call super here, rewrite all
               def #{selector}(method, options = {})       # def text_field(method, options = {})
@@ -72,6 +72,11 @@ def fields_for(record_name, record_object = nil, fields_options = {}, &block)
           super(record_name, record_object, fields_options, &block)
         end
 
+        def fields(scope = nil, model: nil, **options, &block)
+          options[:validate] ||= @options[:validate] if @options[:validate] && !options.key?(:validate)
+          super(scope, model: model, **options, &block)
+        end
+
         def file_field(method, options = {})
           build_validation_options(method, options)
           options.delete(:validate)

test/action_view/cases/test_form_with_helpers.rb

@@ -188,6 +188,21 @@ def test_form_with_nested_fields_for_inherit_validation_settings
         assert_dom_equal expected, output_buffer
       end
 
+      def test_form_with_nested_fields_inherit_validation_settings
+        form_with(model: @post, validate: true) do |f|
+          concat f.fields(:comment, model: @comment) { |c|
+            concat c.text_field(:title)
+          }
+        end
+
+        validators = { 'post[comment][title]' => { presence: [{ message: "can't be blank" }] } }
+        expected = whole_form_with('/posts', validators: validators) do
+          form_field('input', id: conditional_id('post_comment_title'), name: 'post[comment][title]', type: 'text')
+        end
+
+        assert_dom_equal expected, output_buffer
+      end
+
       def test_form_with_nested_fields_for_inherit_validation_settings_when_record_object_is_a_hash
         record_object = { defaults: nil }
         post_with_category = Post.new

test/action_view/cases/test_legacy_form_with_helpers.rb

@@ -75,6 +75,16 @@ def test_form_with_fields_for
         assert_dom_equal expected, result
       end
 
+      def test_form_with_fields
+        result = fields(:comment, model: @comment) do |c|
+          c.text_field(:title)
+        end
+
+        expected = form_field('input', id: conditional_id('comment_title'), name: 'comment[title]', type: 'text')
+
+        assert_dom_equal expected, result
+      end
+
       def test_form_with_select
         form_with(model: @post) do |f|
           concat f.select(:cost, [])