require 'rails_helper'

RSpec.describe Observer::Ticket::Article::CommunicateTwitter do
  before { allow(Delayed::Job).to receive(:enqueue).and_call_original }

  let(:article) { create(:ticket_article, **(try(:factory_options) || {})) }

  shared_examples 'for no-op' do
    it 'is a no-op' do
      expect(Delayed::Job)
        .not_to receive(:enqueue)
        .with(instance_of(Observer::Ticket::Article::CommunicateTwitter::BackgroundJob))

      article
    end
  end

  shared_examples 'for success' do
    it 'enqueues the Twitter background job' do
      expect(Delayed::Job)
        .to receive(:enqueue)
        .with(an_instance_of(Observer::Ticket::Article::CommunicateTwitter::BackgroundJob))

      article
    end
  end

  context 'in Import Mode' do
    before { Setting.set('import_mode', true) }

    include_examples 'for no-op'
  end

  context 'when article is created during Channel::EmailParser#process', application_handle: 'scheduler.postmaster' do
    include_examples 'for no-op'
  end

  context 'when article is from a customer' do
    let(:factory_options) { { sender_name: 'Customer' } }

    include_examples 'for no-op'
  end

  context 'when article is not a tweet' do
    let(:factory_options) { { sender_name: 'Agent', type_name: 'email' } }

    include_examples 'for no-op'
  end

  context 'when article is a tweet' do
    let(:factory_options) { { sender_name: 'Agent', type_name: 'twitter status' } }

    include_examples 'for success'
  end

  context 'when article is a DM' do
    let(:factory_options) { { sender_name: 'Agent', type_name: 'twitter direct-message' } }

    include_examples 'for success'

    context 'but #to attribute is missing' do
      let(:factory_options) { { sender_name: 'Agent', type_name: 'twitter direct-message', to: nil } }

      it 'raises an error' do
        expect { article }.to raise_error(Exceptions::UnprocessableEntity)
      end
    end
  end
end