rails项目中由于后期需求变化,需要在products数据库中增加一个字段来满足多国家商品的分类:
rails g migration add_locale_to_products locale:string
完了之后,正常的web app操作均正常,但是末了测试时发生异常:
rake test
打印出一大坨错误 🙁 ,进入test.sqlite3数据库中没有看到新增的字段.遂使用如下命令强制将数据库更改应用到test数据库:
RAILS_ENV=test rake db:seed
但是还是抛出异常,错误代码依旧:
wisy@wisy-ThinkPad-X61:~/src/ruby_src/rails_test/depot$ RAILS_ENV=test rake db:migraterake aborted!ActiveRecord::UnknownAttributeError: unknown attribute ‘locale’ for Product./var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:59:in `rescue in _assign_attribute’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:54:in `_assign_attribute’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:41:in `block in assign_attributes’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:35:in `each’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:35:in `assign_attributes’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/core.rb:557:in `init_attributes’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/core.rb:280:in `initialize’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/inheritance.rb:61:in `new’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/inheritance.rb:61:in `new’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/persistence.rb:33:in `create’db/seeds.rb:11:in `<top (required)>’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `block in load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:240:in `load_dependency’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/home/wisy/src/ruby_src/rails_test/depot/config/initializers/make_payment_types_when_test.rb:2:in `<top (required)>’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `block in load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:240:in `load_dependency’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:652:in `block in load_config_initializer’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/notifications.rb:166:in `instrument’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:651:in `load_config_initializer’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:616:in `block (2 levels) in <class:Engine>’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:615:in `each’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:615:in `block in <class:Engine>’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:30:in `instance_exec’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:30:in `run’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:55:in `block in run_initializers’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:44:in `each’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:44:in `tsort_each_child’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:54:in `run_initializers’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:352:in `initialize!’/home/wisy/src/ruby_src/rails_test/depot/config/environment.rb:5:in `<top (required)>’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:328:in `require’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:328:in `require_environment!’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:443:in `block in run_tasks_blocks’NoMethodError: undefined method `locale=’ for #<Product:0x00000004c7fe30>/var/lib/gems/2.1.0/gems/activemodel-4.2.0/lib/active_model/attribute_methods.rb:433:in `method_missing’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:54:in `public_send’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:54:in `_assign_attribute’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:41:in `block in assign_attributes’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:35:in `each’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/attribute_assignment.rb:35:in `assign_attributes’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/core.rb:557:in `init_attributes’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/core.rb:280:in `initialize’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/inheritance.rb:61:in `new’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/inheritance.rb:61:in `new’/var/lib/gems/2.1.0/gems/activerecord-4.2.0/lib/active_record/persistence.rb:33:in `create’db/seeds.rb:11:in `<top (required)>’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `block in load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:240:in `load_dependency’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/home/wisy/src/ruby_src/rails_test/depot/config/initializers/make_payment_types_when_test.rb:2:in `<top (required)>’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `block in load’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:240:in `load_dependency’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/dependencies.rb:268:in `load’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:652:in `block in load_config_initializer’/var/lib/gems/2.1.0/gems/activesupport-4.2.0/lib/active_support/notifications.rb:166:in `instrument’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:651:in `load_config_initializer’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:616:in `block (2 levels) in <class:Engine>’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:615:in `each’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/engine.rb:615:in `block in <class:Engine>’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:30:in `instance_exec’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:30:in `run’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:55:in `block in run_initializers’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:44:in `each’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:44:in `tsort_each_child’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/initializable.rb:54:in `run_initializers’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:352:in `initialize!’/home/wisy/src/ruby_src/rails_test/depot/config/environment.rb:5:in `<top (required)>’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:328:in `require’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:328:in `require_environment!’/var/lib/gems/2.1.0/gems/railties-4.2.0/lib/rails/application.rb:443:in `block in run_tasks_blocks’Tasks: TOP => db:migrate => environment(See full trace by running task with –trace)我不但的回首，伫足，然后时光扔下我轰轰烈烈的向前奔去。
