# frozen_string_literal: true

require 'spec_helper'

RSpec.describe IssuableExportCsvWorker do
  let(:user) { create(:user) }
  let(:project) { create(:project, creator: user) }
  let(:params) { {} }

  subject { described_class.new.perform(issuable_type, user.id, project.id, params) }

  context 'when issuable type is Issue' do
    let(:issuable_type) { :issue }

    it 'emails a CSV' do
      expect { subject }.to change(ActionMailer::Base.deliveries, :size).by(1)
    end

    it 'ensures that project_id is passed to issues_finder' do
      expect(IssuesFinder).to receive(:new).with(anything, hash_including(project_id: project.id)).and_call_original

      subject
    end

    it 'removes sort parameter' do
      expect(IssuesFinder).to receive(:new).with(anything, hash_not_including(:sort)).and_call_original

      subject
    end

    it 'calls the issue export service' do
      expect(Issues::ExportCsvService).to receive(:new).once.and_call_original

      subject
    end

    context 'with params' do
      let(:params) { { 'test_key' => true } }

      it 'converts controller string keys to symbol keys for IssuesFinder' do
        expect(IssuesFinder).to receive(:new).with(user, hash_including(test_key: true)).and_call_original

        subject
      end
    end
  end

  context 'when issuable type is MergeRequest' do
    let(:issuable_type) { :merge_request }

    it 'emails a CSV' do
      expect { subject }.to change(ActionMailer::Base.deliveries, :size).by(1)
    end

    it 'calls the MR export service' do
      expect(MergeRequests::ExportCsvService).to receive(:new).with(anything, project).once.and_call_original

      subject
    end

    it 'calls the MergeRequest finder' do
      expect(MergeRequestsFinder).to receive(:new).once.and_call_original

      subject
    end
  end

  context 'when issuable type is User' do
    let(:issuable_type) { :user }

    it { expect { subject }.to raise_error(ArgumentError) }
  end
end