require 'rails_helper'

describe Admin::EmailController do
  let(:admin) { Fabricate(:admin) }

  before do
    sign_in(admin)
  end

  it "is a subclass of AdminController" do
    expect(Admin::EmailController < Admin::AdminController).to eq(true)
  end

  describe '#index' do
    before do
      Admin::EmailController.any_instance
        .expects(:action_mailer_settings)
        .returns(
          username: 'username',
          password: 'secret'
        )
    end

    it 'does not include the password in the response' do
      get "/admin/email.json"
      mail_settings = JSON.parse(response.body)['settings']

      expect(
        mail_settings.select { |setting| setting['name'] == 'password' }
      ).to be_empty
    end
  end

  describe '#sent' do
    it "succeeds" do
      get "/admin/email/sent.json"
      expect(response.status).to eq(200)
    end
  end

  describe '#skipped' do
    it "succeeds" do
      get "/admin/email/skipped.json"
      expect(response.status).to eq(200)
    end
  end

  describe '#test' do
    it 'raises an error without the email parameter' do
      post "/admin/email/test.json"
      expect(response.status).to eq(400)
    end

    context 'with an email address' do
      it 'enqueues a test email job' do
        post "/admin/email/test.json", params: { email_address: 'eviltrout@test.domain' }
        expect(response.status).to eq(200)
        expect(ActionMailer::Base.deliveries.map(&:to).flatten).to include('eviltrout@test.domain')
      end
    end
  end

  describe '#preview_digest' do
    it 'raises an error without the last_seen_at parameter' do
      get "/admin/email/preview-digest.json"
      expect(response.status).to eq(400)
    end

    it "previews the digest" do
      get "/admin/email/preview-digest.json", params: {
        last_seen_at: 1.week.ago, username: admin.username
      }
      expect(response.status).to eq(200)
    end
  end

  describe '#handle_mail' do
    it 'should enqueue the right job' do
      expect { post "/admin/email/handle_mail.json", params: { email: email('cc') } }
        .to change { Jobs::ProcessEmail.jobs.count }.by(1)
      expect(response.status).to eq(200)
    end
  end

  describe '#rejected' do
    it 'should provide a string for a blank error' do
      Fabricate(:incoming_email, error: "")
      get "/admin/email/rejected.json"
      expect(response.status).to eq(200)
      rejected = JSON.parse(response.body)
      expect(rejected.first['error']).to eq(I18n.t("emails.incoming.unrecognized_error"))
    end
  end

  describe '#incoming' do
    it 'should provide a string for a blank error' do
      incoming_email = Fabricate(:incoming_email, error: "")
      get "/admin/email/incoming/#{incoming_email.id}.json"
      expect(response.status).to eq(200)
      incoming = JSON.parse(response.body)
      expect(incoming['error']).to eq(I18n.t("emails.incoming.unrecognized_error"))
    end
  end
end