заглушки

gistfile1.rb

# frozen_string_literal: true

require 'rails_helper'

RSpec.describe Comments::List do
  subject do
    service.(
      client,
      recommendation_id: 'REC_ID',
      last_id: 'LAST_ID',
      limit: 'LIMIT'
    )
  end

  let(:service) do
    described_class.new(
      find_recommendation: calls.spy(:find_recommendation, 'REC'),
      comments:            calls.spy(:comments, ['COMMENT'])
    )
  end

  let(:client) { build(:client) }

  it 'returns comments' do
    expect(subject).to eq ['COMMENT']
    expect(calls[:find_recommendation]).to eq [['REC_ID', client.recommendations]]
    expect(calls[:comments]).to eq [%w[REC LAST_ID LIMIT]]
  end
end