empty badge grant job

spec/jobs/grant_badge_spec.rb

@@ -0,0 +1,11 @@
+
+RSpec.describe Jobs::GrantBadge, type: :job do
+  let(:users) { [Fabricate(:user), Fabricate(:user)] }
+  let(:badge) { Fabricate(:badge, name: 'el-grande') }
+
+  before do
+    SiteSetting.stubs(:discourse_donations_reward_badge_name).returns(badge.name)
+  end
+
+  it 'grants all the users the badge'
+end