From: Michael Fellinger <m.fellinger@...>
Date: 2007-07-23T12:15:31+09:00
Subject: Re: "require" in unit test not returning true or false

> I'm not sure I follow you on how to do it with a rakefile...

task :check_dependencies do
  { :mechanize => "WWW::Mechanize",
    :hpricot   => "Hpricot"
  }.each do |dep, klass|
  begin
    require dep
    begin
      eval("defined?(#{klass})")
    rescue NameError
      abort("#{dep} was loaded but couldn't find '#{klass}'")
    end
  rescue LoadError
    abort("Couldn't load '#{dep}'")
  end
end

^ manveru