From: Michael Neumann <mneumann@...>
Date: 2004-06-05T03:41:37+09:00
Subject: Re: Check assertion in Ruby

On Sat, Jun 05, 2004 at 03:34:47AM +0900, Edgardo Hames wrote:
> Hi, everybody. I would like to use an assert like function to test the 
> number of rows returned by a query. Something like Eiffel's
> 
> check result.num_rows = 1
>
> What's the best way to do that in Ruby?

  def check
    raise "check failed" unless yield
  end


  check { result.num_rows == 1 }

Regards,

  Michael