require 'test_helper'

class LoginControllerTest < ActionController::TestCase
  fixtures :preferences, :users
  
  def setup
  end

  #============================================
  #Login and logout
  #============================================
    
  def test_invalid_login
    post :login, params: {:user_login => 'cracker', :user_password => 'secret', :user_noexpiry => 'on'}
    assert_response :success
    assert(!session[:user_id])
    assert_template "login"
  end
  
  def test_login_with_valid_admin_user
    @request.session['return-to'] = "/bogus/location"
    post :login, params: {:user_login => 'admin', :user_password => 'abracadabra', :user_noexpiry => 'on'}
    user = User.find(session['user_id'])
    assert_not_nil user
    assert_equal user.id, session['user_id']
    assert_equal user.login, "admin"
    assert user.is_admin
    assert_equal "Login successful: session will not expire.", flash[:notice]
    assert_equal("http://#{@request.host}/bogus/location", @response.redirect_url)
  end
  
  def test_login_with_valid_standard_user
    post :login, params: {:user_login => 'jane', :user_password => 'sesame', :user_noexpiry => 'off'}
    user = User.find(session['user_id'])
    assert_not_nil user
    assert_equal user.id, session['user_id']
    assert_equal user.login, "jane"
    assert user.is_admin == false || user.is_admin == 0
    assert_equal "Login successful: session will expire after 1 hour of inactivity.", flash[:notice]
    assert_redirected_to root_url
  end
  
  def test_login_with_no_users_redirects_to_signup
    User.delete_all
    get :login
    assert_redirected_to signup_url
  end
    
  def test_logout
    login_as :admin_user
    get :logout
    assert_nil(session['user_id'])
    assert_redirected_to login_url
  end
  
  # Test login with a bad password for existing user
  #
  def test_login_bad_password
    post :login, params: {:user_login => 'jane', :user_password => 'wrong', :user_noexpiry => 'on'}
    assert(!session[:user])
    assert_equal "Login unsuccessful.", flash[:warning]
    assert_response :success
  end
  
  def test_login_bad_login
    post :login, params: {:user_login => 'blah', :user_password => 'sesame', :user_noexpiry => 'on'}
    assert(!session[:user])
    assert_equal "Login unsuccessful.", flash[:warning]
    assert_response :success
  end
  
  def test_should_remember_me
    post :login, params: { :user_login => 'jane', :user_password => 'sesame', :user_noexpiry => "on" }
    assert_not_nil @response.cookies["auth_token"]
  end
  
  def test_should_not_remember_me
    post :login, params: { :user_login => 'jane', :user_password => 'sesame', :user_noexpiry => "off" }
    assert_nil @response.cookies["auth_token"]
  end
  
  def test_should_delete_token_on_logout
    login_as :other_user
    get :logout
    assert_nil @response.cookies["auth_token"]
  end
  
  def test_should_login_with_cookie
    users(:other_user).remember_me
    @request.cookies["auth_token"] = auth_token_cookie_for(:other_user)
    get :login
    assert @controller.send(:logged_in?)
  end
  
  def test_should_fail_expired_cookie_login
    users(:other_user).remember_me
    users(:other_user).update_attribute :remember_token_expires_at, 5.minutes.ago.utc
    @request.cookies["auth_token"] = auth_token_cookie_for(:other_user)
    get :login
    assert !@controller.send(:logged_in?)
  end
  
  def test_should_fail_cookie_login
    users(:other_user).remember_me
    @request.cookies["auth_token"] = 'invalid_auth_token'
    get :login
    assert !@controller.send(:logged_in?)
  end
  
  def test_current_user_nil
    get :login
    assert_nil @controller.current_user
  end
  
  def test_current_user_correct
    post :login, params: {:user_login => 'jane', :user_password => 'sesame', :user_noexpiry => 'off'}
    assert_equal users(:other_user), @controller.current_user
  end
  
  def test_prefs_nil
    login_as nil
    get :login
    assert_nil @controller.prefs
  end
  
  def test_prefs_correct
    post :login, params: {:user_login => 'jane', :user_password => 'sesame', :user_noexpiry => 'off'}
    assert_equal users(:other_user).prefs, @controller.prefs
  end
  
  private
  
  def auth_token_cookie_for(user)
    users(user).remember_token
  end
    
end
