customize the specs to run with a proc

gistfile1.rb

RSpec::Core::RakeTask.class_eval do

  def reject_patterns(&block)
    @reject_patterns = block
  end

  private

  def files_to_run
    if ENV['SPEC']
      FileList[ ENV['SPEC'] ]
    else
      list = FileList[ pattern ].map { |f| f.gsub(/"/, '\"').gsub(/'/, "\\\\'") }
      list = list.reject {|f| @reject_patterns.call(f) } if @reject_patterns
      list
    end
  end

end

# We don't want to run request specs with the rest
Rake::Task[:spec].actions.clear
RSpec::Core::RakeTask.new(:spec => "db:test:prepare") do |t|
  t.reject_patterns {|file| file =~ /spec\/requests/ }
end