# File src/ruby_supportlib/phusion_passenger/vendor/union_station_hooks_core/lib/union_station_hooks_core/spec_helper.rb, line 236
    def never_expect_dump_file_to_match(regex, category = 'requests')
      should_never_happen do
        File.exist?(dump_file_path(category)) &&
          read_dump_file(category) =~ regex
      end
    end