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1   require 'test_helper'
  1
  2 class StaticPagesControllerTest < ActionDispatch::IntegrationTest
  3   test "should get home" do
  4     get static_pages_home_url
  5     assert_response :success
  6   end
  7
  8   test "should get help" do
  9     get static_pages_help_url
 10     assert_response :success
 11   end
 12
 13 end

书中第 80 页，pdf98 页，是直接 $ rails test，我就又加上了文件名 $ rails test static_pages_controller_test.rb，也是一样的结果。