Add regression coverage for admin reports resolution button within form

spec/system/admin/reports_spec.rb

@@ -0,0 +1,28 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+RSpec.describe 'Admin::Reports', :js do
+  let(:user) { Fabricate(:user, role: UserRole.find_by(name: 'Admin')) }
+
+  before do
+    sign_in user
+  end
+
+  describe 'Processing a report' do
+    let(:report) { Fabricate :report }
+
+    it 'marks a report resolved from the show page actions area' do
+      visit admin_report_path(report)
+
+      expect { resolve_report }
+        .to change { report.reload.action_taken_at }.to(be_present).from(nil)
+    end
+
+    def resolve_report
+      within '.report-actions' do
+        click_on I18n.t('admin.reports.mark_as_resolved')
+      end
+    end
+  end
+end