回复测试版

app/models/shixun.rb

@@ -53,6 +53,7 @@ class Shixun < ActiveRecord::Base
   has_many :tag_repertoires, :through => :shixun_tag_repertoires
   has_many :shixun_tag_repertoires, :dependent => :destroy
   has_many :shixun_service_configs, :dependent => :destroy
+  has_one :shixun_info, :dependent => :destroy
 
   scope :visible, lambda{where(status: [2,3])}
   scope :min, lambda { select([:id, :name, :gpid, :modify_time, :reset_time, :language, :status, :identifier,

app/models/shixun_info.rb

@@ -0,0 +1,4 @@
+class ShixunInfo < ActiveRecord::Base
+  # attr_accessible :title, :body
+  belongs_to :shixun
+end

db/migrate/20190705061233_add_evaluate_script_and_description_for_shixuns.rb

@@ -0,0 +1,17 @@
+class AddEvaluateScriptAndDescriptionForShixuns < ActiveRecord::Migration
+  def up
+    add_column :shixuns, :evaluate_script, :text
+    add_column :shixuns, :description, :text
+    add_column :shixuns, :propaedeutics, :text
+
+    shixuns = Shixun.where(nil).unscoped
+    shixuns.find_each do |shixun|
+      shixun.update_attributes(evaluate_script: shixun.shixun_info.try(:evaluate_script),
+                               description: shixun.shixun_info.try(:description),
+                               propaedeutics: shixun.shixun_info.try(:description))
+    end
+  end
+
+  def down
+  end
+end

spec/factories/shixun_infos.rb

@@ -0,0 +1,5 @@
+FactoryGirl.define do
+  factory :shixun_info do
+    
+  end
+end

spec/models/shixun_info_spec.rb

@@ -0,0 +1,5 @@
+require 'rails_helper'
+
+RSpec.describe ShixunInfo, :type => :model do
+  pending "add some examples to (or delete) #{__FILE__}"
+end