Convert admin/custom_emojis spec controller->system (#33327)

spec/system/admin/custom_emojis_spec.rb

@@ -5,8 +5,43 @@ require 'rails_helper'
 RSpec.describe 'Admin::CustomEmojis' do
   let(:current_user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
 
-  before do
-    sign_in current_user
+  before { sign_in current_user }
+
+  describe 'Listing existing emoji' do
+    let!(:custom_emoji) { Fabricate :custom_emoji }
+
+    it 'Shows records' do
+      visit admin_custom_emojis_path
+
+      expect(page)
+        .to have_content(I18n.t('admin.custom_emojis.title'))
+        .and have_content(custom_emoji.shortcode)
+    end
+  end
+
+  describe 'Creating a new emoji' do
+    it 'saves a new emoji record with valid attributes' do
+      visit new_admin_custom_emoji_path
+      expect(page)
+        .to have_content(I18n.t('admin.custom_emojis.title'))
+
+      expect { submit_form }
+        .to_not change(CustomEmoji, :count)
+      expect(page)
+        .to have_content(/errors below/)
+
+      fill_in I18n.t('admin.custom_emojis.shortcode'),
+              with: 'test'
+      attach_file 'custom_emoji_image',
+                  Rails.root.join('spec', 'fixtures', 'files', 'emojo.png')
+
+      expect { submit_form }
+        .to change(CustomEmoji, :count).by(1)
+    end
+
+    def submit_form
+      click_on I18n.t('admin.custom_emojis.upload')
+    end
   end
 
   describe 'Performing batch updates' do