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- require 'test_helper'
- class UsersLoginTest < ActionDispatch::IntegrationTest
- def setup
- @user = users(:michael)
- end
- test "login with invalid information" do
- get login_path
- assert_template 'sessions/new'
- post login_path, params: {session: {email:"", password:""}}
- assert_template 'sessions/new'
- assert_not flash.empty?
- get root_path
- assert flash.empty?
- end
- test "login with valid information" do
- get login_path
- post login_path, params: { session: { email: @user.email, password: 'password' } }
- assert_redirected_to @user
- follow_redirect!
- assert_template 'users/show'
- assert_select "a[href=?]", login_path, count: 0
- assert_select "a[href=?]", logout_path
- assert_select "a[href=?]", user_path(@user)
- end
- test "login with valid information followed by logout" do
- get login_path
- post login_path, params: { session: { email: @user.email, password: 'password' } }
- assert is_logged_in?
- assert_redirected_to @user
- follow_redirect!
- assert_template 'users/show'
- assert_select "a[href=?]", login_path, count: 0
- assert_select "a[href=?]", logout_path
- assert_select "a[href=?]", user_path(@user)
- delete logout_path
- assert_not is_logged_in?
- assert_redirected_to root_url
- follow_redirect!
- assert_select "a[href=?]", login_path
- assert_select "a[href=?]", logout_path, count: 0
- assert_select "a[href=?]", user_path(@user), count: 0
- end
- end
- module SessionsHelper
- def log_in(user)
- session[:user_id] = user.id
- end
- def current_user
- if (user_id = session[:user_id])
- @current_user ||= User.find_by(id: user_id)
- elsif (user_id = cookies.signed[:user_id])
- user = User.find_by(id: user_id)
- if user && user.authenticated?(cookies[:remember_token])
- log_in user
- @current_user = user
- end
- end
- end
- def remember(user)
- user.remember
- cookies.permanent.signed[user_id] = user.id
- cookies.permanent[:remember_token] = user.remember_token
- end
- def logged_in?
- !current_user.nil?
- end
- def forget
- user.forget
- cookies.delete(:user_id)
- cookies.delete(:remember_token)
- end
- def log_out
- forget(current_user)
- session.delete(:user_id)
- @current_user = nil
- end
- class SessionsController < ApplicationController
- def new
- end
- def create
- user = User.find_by(email: params[:session][:email].downcase)
- if user && user.authenticate(params[:session][:password])
- log_in user
- remember user
- redirect_to user
- else
- flash.now[:danger] = 'Invalid email/password combination'
- render 'new'
- end
- end
- def destroy
- log_out
- redirect_to root_url
- end
- end
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