gitlab-foss/spec/features/merge_request/user_toggles_whitespace_changes_spec.rb

# frozen_string_literal: true

require 'spec_helper'

RSpec.describe 'Merge request > User toggles whitespace changes', :js, feature_category: :code_review_workflow do
  let(:merge_request) { create(:merge_request) }
  let(:project) { merge_request.project }
  let(:user) { project.creator }

  before do
    project.add_maintainer(user)
    sign_in(user)
    visit diffs_project_merge_request_path(project, merge_request)

    find('.js-show-diff-settings').click
  end

  it 'has a button to toggle whitespace changes' do
    expect(page).to have_content 'Show whitespace changes'
  end

  describe 'clicking "Hide whitespace changes" button' do
    it 'toggles the "Hide whitespace changes" button' do
      find_by_testid('show-whitespace').click
      wait_for_requests

      visit diffs_project_merge_request_path(project, merge_request)

      find('.js-show-diff-settings').click

      expect(find_by_testid('show-whitespace')).not_to be_checked
    end
  end
end