drip_campaign_spec.rb

require "spec_helper"

describe DripCampaign do
  let(:user) { build_stubbed :user }
  let(:mail_message) { double(deliver!: true) }
  before(:each) do
    DummyMailer = double().as_null_object
    allow(DummyMailer).to receive(:send).and_return(mail_message)
    DripCampaign.mailer :dummy_mailer
  end

  describe ".send_email" do
    context "under normal circumstances" do
      it "delivers an email to the user" do
        binding.pry
        DripCampaign.send_email(:template1, user)
        expect(mail_message).to have_received(:deliver!).once
      end
    end

    context "if a user is already emailed" do
      it "does not deliver an email to the user" do
        DripCampaign.send_email(:template1, user)
        DripCampaign.send_email(:template2, user)
        expect(mail_message).to have_received(:deliver!).once
      end
    end
  end

  describe ".run" do
    before do
      DripCampaign.drip :day1 do
        send_email(:template1, FactoryGirl.build_stubbed(:user))
      end
    end

    it "runs a designated drip" do
      DripCampaign.run
      expect(mail_message).to have_received(:deliver!).once
    end
  end

end