#-- copyright
# OpenProject is a project management system.
# Copyright (C) 2012-2018 the OpenProject Foundation (OPF)
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License version 3.
#
# OpenProject is a fork of ChiliProject, which is a fork of Redmine. The copyright follows:
# Copyright (C) 2006-2017 Jean-Philippe Lang
# Copyright (C) 2010-2013 the ChiliProject Team
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
#
# See docs/COPYRIGHT.rdoc for more details.
#++

require 'spec_helper'

describe 'Loggin (with brute force protection)', type: :feature do
  let(:login) { 'my_user' }
  let(:password) { "PassW0rd!!!" }
  let(:invalid_password) { password[0..-2] }
  let!(:user) do
    FactoryBot.create(:user,
                      login: login,
                      password: password,
                      password_confirmation: password)
  end

  def new_login_attempt(login_attempt, password_attempt)
    # The login name already provided is retained
    expect(page)
      .to have_field 'Login', with: login_attempt

    fill_in 'Password', with: password_attempt

    click_button 'Sign in'
  end

  def pretend_to_have_waited(time)
    User
      .where(id: user.id)
      .update_all(last_failed_login_on: time)
  end

  it 'blocks login attempts after too many tries for the configured time',
     with_settings: { brute_force_block_minutes: 5, brute_force_block_after_failed_logins: 2 } do
    login_with login, invalid_password

    expect(page)
      .to have_content(I18n.t(:notice_account_invalid_credentials_or_blocked))

    new_login_attempt(login, invalid_password)

    expect(page)
      .to have_content(I18n.t(:notice_account_invalid_credentials_or_blocked))

    new_login_attempt(login, password)

    # Too many attempts
    expect(page)
      .to have_content(I18n.t(:notice_account_invalid_credentials_or_blocked))

    # Pretend the user waited some time
    wait_time = 4.minutes.ago
    pretend_to_have_waited(wait_time)

    # Do not wait long enough
    new_login_attempt(login, password)

    expect(page)
      .to have_content(I18n.t(:notice_account_invalid_credentials_or_blocked))

    # Pretend the user waited some time
    wait_time = 5.minutes.ago - 1.second
    pretend_to_have_waited(wait_time)

    # Wait long enough
    new_login_attempt(login, password)

    expect(page)
      .to have_current_path my_page_path

    # resets the failed login count
    expect(User.where(id: user.id).pluck(:failed_login_count).first)
      .to eql 0
  end

  it 'does not block if brute force is disabled',
     with_settings: { brute_force_block_minutes: 5, brute_force_block_after_failed_logins: 0 } do

    login_with login, invalid_password

    expect(page)
      .to have_content(I18n.t(:notice_account_invalid_credentials_or_blocked))

    new_login_attempt(login, invalid_password)

    expect(page)
      .to have_content(I18n.t(:notice_account_invalid_credentials_or_blocked))

    new_login_attempt(login, password)

    expect(page)
      .to have_current_path my_page_path
  end
end