最近我在我的rails 2.3.5中添加了rspec测试但是我无法简单地运行rake -T命令.然后我找到了
Rails 3 – If I’m using RSpec,can I just delete the ‘test’ folder?并在我的Gemfile中添加了gem test-unit.这显示在下面的消息.
rake aborted! can't activate test-unit (= 1.2.3),already activated test-unit-2.3.0. Make sure all dependencies are added to Gemfile.