# frozen_string_literal: true

require 'rails_helper'

describe SocialHelper::TwitterMethods, :type => :helper do
  let(:user) { FactoryBot.create(:user) }
  let(:question_content) { 'q' * 255 }
  let(:answer_content) { 'a' * 255 }
  let(:answer) { FactoryBot.create(:answer, user: user,
                                   content: answer_content,
                                   question_content: question_content) }

  before do
    stub_const("APP_CONFIG", {
      'hostname' => 'example.com',
      'https' => true,
      'items_per_page' => 5
    })
  end

  describe '#prepare_tweet' do
    context 'when the question and answer need to be shortened' do
      subject { prepare_tweet(answer) }

      it 'should return a properly formatted tweet' do
        expect(subject).to eq("#{'q' * 123}… — #{'a' * 124}… https://example.com/@#{user.screen_name}/a/#{answer.id}")
      end
    end

    context 'when a suffix has been passed' do
      let(:question_content) { 'question' }
      let(:answer_content) { 'answer' }

      subject { prepare_tweet(answer, '#askracc') }

      it 'should include the suffix after the link' do
        expect(subject).to eq("question — answer #askracc https://example.com/@#{user.screen_name}/a/#{answer.id}")
      end
    end

    context "when the url should be omitted" do
      let(:question_content) { "question" }
      let(:answer_content) { "answer" }

      subject { prepare_tweet(answer, nil, true) }

      it "should include the suffix after the link" do
        expect(subject).to eq("question — answer")
      end
    end

    context 'when a suffix has been passed and the tweet needs to be shortened' do
      subject { prepare_tweet(answer, '#askracc') }

      it 'should shorten the tweet while keeping the suffix intact' do
        expect(subject).to eq("#{'q' * 120}… — #{'a' * 120}… #askracc https://example.com/@#{user.screen_name}/a/#{answer.id}")
      end
    end

    context 'when the question and answer are short' do
      before do
        answer.question.content = 'Why are raccoons so good?'
        answer.question.save!
        answer.content = 'Because they are good cunes.'
        answer.save!
      end

      subject { prepare_tweet(answer) }

      it 'should return a properly formatted tweet' do
        expect(subject).to eq("#{answer.question.content} — #{answer.content} https://example.com/@#{user.screen_name}/a/#{answer.id}")
      end
    end
  end

  describe '#twitter_share_url' do
    subject { twitter_share_url(answer) }

    it 'should return a proper share link' do
      expect(subject).to eq("https://twitter.com/intent/tweet?text=#{CGI.escape(prepare_tweet(answer))}")
    end
  end
end