crono/spec/performer_proxy_spec.rb

require "spec_helper"

class TestJob
  def perform;end
end

describe Crono::PerformerProxy do
  it "should add job to schedule" do
    expect(Crono.scheduler).to receive(:add_job).with(kind_of(Crono::Job))
    Crono.perform(TestJob).every(2.days, at: "15:30")
  end
end