Ruby on Rails教程(第4版) 代码清单 13.63 assert FILL_IN.picture?
Mac环境
Rails 5.1.4
ruby 2.4.1
bootstrap v3.3.7
Ruby on Rails教程(第4版) 代码清单 13.63 assert FILL_IN.picture?
直接贴出答案
第13章 代码清单 13.63
1 require 'test_helper' 2 3 class MicropostsInterfaceTest < ActionDispatch::IntegrationTest 4 def setup 5 @user = users(:michael) 6 end 7 8 test "micropost interface" do 9 log_in_as(@user) 10 get root_path 11 assert_select 'div.pagination' 12 assert_select 'input[type=file]' 13 # 无效提交 14 assert_no_difference 'Micropost.count' do 15 post microposts_path, params: { micropost: { content: "" } } 16 end 17 assert_select 'div#error_explanation' 18 # 有效提交 19 content = "This micropost really ties the room together" 20 picture = fixture_file_upload('test/fixtures/timg.jpeg', 'image/jpeg') 21 assert_difference 'Micropost.count', 1 do 22 post microposts_path, params: { micropost: { content: content, picture: picture } } 23 end 24 assert_redirected_to root_url 25 assert c(:micropost).picture? 26 follow_redirect! 27 assert_match content, response.body 28 # 删除一篇微博 29 assert_select 'a', text: 'delete' 30 first_micropost = @user.microposts.paginate(page: 1).first 31 assert_difference 'Micropost.count', -1 do 32 delete micropost_path(first_micropost) 33 end 34 # 访问另一个用户的资料页面（没有删除链接） 35 get user_path(users(:archer)) 36 assert_select 'a', text: 'delete', count: 0 37 end 38 39 test "micropost sidebar count" do 40 log_in_as(@user) 41 get root_path 42 assert_match "34 microposts", response.body 43 # 这个用户没有发布微博 44 other_user = users(:malory) 45 log_in_as(other_user) 46 get root_path 47 assert_match "0 microposts", response.body 48 other_user.microposts.create!(content: "A micropost") 49 get root_path 50 assert_match "1 micropost", response.body 51 end 52 53 end
