Expand coverage for "system checks" (#24216)

spec/lib/admin/system_check/media_privacy_check_spec.rb

@@ -0,0 +1,33 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Admin::SystemCheck::MediaPrivacyCheck do
+  subject(:check) { described_class.new(user) }
+
+  let(:user) { Fabricate(:user) }
+
+  it_behaves_like 'a check available to devops users'
+
+  describe 'pass?' do
+    context 'when the media cannot be listed' do
+      before do
+        stub_request(:get, /ngrok.io/).to_return(status: 200, body: 'a list of no files')
+      end
+
+      it 'returns true' do
+        expect(check.pass?).to be true
+      end
+    end
+  end
+
+  describe 'message' do
+    it 'sends values to message instance' do
+      allow(Admin::SystemCheck::Message).to receive(:new).with(nil, nil, nil, true)
+
+      check.message
+
+      expect(Admin::SystemCheck::Message).to have_received(:new).with(nil, nil, nil, true)
+    end
+  end
+end