资源库专业分类model创建

app/models/professional_level.rb

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+class ProfessionalLevel < ActiveRecord::Base
+  attr_accessible :level
+end

db/migrate/20161201073217_create_professional_levels.rb

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+class CreateProfessionalLevels < ActiveRecord::Migration
+  def change
+    create_table :professional_levels do |t|
+      t.string :level
+
+      t.timestamps
+    end
+  end
+end

spec/factories/professional_levels.rb

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+FactoryGirl.define do
+  factory :professional_level do
+    level "MyString"
+  end
+
+end

spec/models/professional_level_spec.rb

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