require 'rails_helper'

describe 'help/index' do
  describe 'version information' do
    it 'is hidden from guests' do
      stub_user(nil)
      stub_version('8.0.2', 'abcdefg')
      stub_helpers

      render

      expect(rendered).not_to match '8.0.2'
      expect(rendered).not_to match 'abcdefg'
    end

    it 'is shown to users' do
      stub_user
      stub_version('8.0.2', 'abcdefg')
      stub_helpers

      render

      expect(rendered).to match '8.0.2'
      expect(rendered).to have_link('abcdefg', 'https://gitlab.com/gitlab-org/gitlab-ce/commits/abcdefg')
    end
  end

  describe 'instance configuration link' do
    it 'is visible to guests' do
      render

      expect(rendered).to have_link(nil, help_instance_configuration_url)
    end
  end

  def stub_user(user = double)
    allow(view).to receive(:user_signed_in?).and_return(user)
  end

  def stub_version(version, revision)
    stub_const('Gitlab::VERSION', version)
    allow(Gitlab).to receive(:revision).and_return(revision)
  end

  def stub_helpers
    allow(view).to receive(:markdown).and_return('')
    allow(view).to receive(:version_status_badge).and_return('')
    allow(view).to receive(:current_application_settings).and_return(Gitlab::CurrentSettings.current_application_settings)
  end
end
