diff --git a/test/system/site_test.rb b/test/system/site_test.rb
new file mode 100644
index 00000000..052db4ec
--- /dev/null
+++ b/test/system/site_test.rb
@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+
+require 'test_helper'
+
+class SiteTest < ActiveSupport::TestCase
+  def site
+    @site ||= Site.new name: 'recursero', design_id: Design.find_by_gem('recursero-jekyll-theme').id
+  end
+
+  test 'tiene una performance' do
+    skip unless ENV['TEST_PERFORMANCE'].present?
+
+    site.read
+
+    profile = StackProf.run mode: :object do
+      site.posts
+    end
+
+    StackProf::Report.new(profile).print_text
+  end
+end