add data to Cron.perform which will be passed to ExampleJob.new(data).perform

spec/performer_proxy_spec.rb

@@ -18,4 +18,10 @@ describe Crono::PerformerProxy do
     expect_any_instance_of(described_class).to receive(:once_per)
     Crono.perform(TestJob).once_per 10.minutes
   end
+
+  it 'should add job with data to schedule' do
+    expect(Crono::Job).to receive(:new).with(TestJob, kind_of(Crono::Period), {some: 'data'})
+    allow(Crono.scheduler).to receive(:add_job)
+    Crono.perform(TestJob, {some: 'data'}).every(2.days, at: '15:30')
+  end
 end