Allow HTML via trix editor for custom tab content

+ update spec as well

app/views/admin/enterprises/form/_white_label.html.haml

@@ -56,4 +56,5 @@
       .three.columns.alpha
         = custom_tab_form.label :content, t('.custom_tab_content')
       .eight.columns
-        = custom_tab_form.text_area :content, rows: 5
+        = custom_tab_form.hidden_field :content, id: "custom_tab_content"
+        %trix-editor{ input: "custom_tab_content" }

app/views/shopping_shared/tabs/_custom.html.haml

@@ -1,3 +1,3 @@
 .content
   .row
-    = @distributor.custom_tab.content
+    = @distributor.custom_tab.content.html_safe if @distributor.custom_tab&.content.present?

spec/base_spec_helper.rb

@@ -182,5 +182,6 @@ RSpec.configure do |config|
   config.include Devise::Test::IntegrationHelpers, type: :request
 
   config.include Features::DatepickerHelper, type: :system
+  config.include Features::TrixEditorHelper, type: :system
   config.include DownloadsHelper, type: :system
 end

spec/support/features/trixeditor_helper.rb

@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+module Features
+  module TrixEditorHelper
+    def fill_in_trix_editor(id, with:)
+      find(:xpath, "//trix-editor[@input='#{id}']").click.set(with)
+    end
+  end
+end

spec/system/admin/enterprises_spec.rb

@@ -737,19 +737,17 @@ describe '
 
           it "display a form with the custom tab fields: title and content" do
             expect(page).to have_content "TITLE FOR CUSTOM TAB"
-            expect(page).to have_field "enterprise_custom_tab_attributes_title"
             expect(page).to have_content "CONTENT FOR CUSTOM TAB"
-            expect(page).to have_field "enterprise_custom_tab_attributes_content"
           end
 
           it "can save custom tab fields" do
             fill_in "enterprise_custom_tab_attributes_title", with: "Custom tab title"
-            fill_in "enterprise_custom_tab_attributes_content", with: "Custom tab content"
+            fill_in_trix_editor "custom_tab_content", with: "Custom tab content"
             click_button 'Update'
             expect(flash_message)
               .to eq('Enterprise "First Distributor" has been successfully updated!')
             expect(distributor1.reload.custom_tab.title).to eq("Custom tab title")
-            expect(distributor1.reload.custom_tab.content).to eq("Custom tab content")
+            expect(distributor1.reload.custom_tab.content).to eq("<div>Custom tab content</div>")
           end
 
           context "when custom tab is already created" do
@@ -767,8 +765,7 @@ describe '
               expect(page).to have_checked_field "Create custom tab in shopfront"
               expect(page).
                 to have_field "enterprise_custom_tab_attributes_title", with: custom_tab.title
-              expect(page).
-                to have_field "enterprise_custom_tab_attributes_content", with: custom_tab.content
+              expect(page).to have_content(custom_tab.content)
             end
 
             it "can delete custom tab if uncheck the checkbox" do