Hartl的铁路教程列出了8.4 rspec测试失败的奇怪之处

I'm working through Michael Hartl's railstutorial book and I've come to a strange behavior that I can't seem to troubleshoot. In the listing 8.4 it says the rspec tasks should be passing, however I'm getting a failure, with the error being:I'm working through Michael Hartl's railstutori