module ActiveSupport module Testing module Stream #:nodoc: private def silence_stream(stream) old_stream = stream.dup stream.reopen(IO::NULL) stream.sync = true yield ensure stream.reopen(old_stream) old_stream.close end def quietly silence_stream(STDOUT) do silence_stream(STDERR) do yield end end end def capture(stream) stream = stream.to_s captured_stream = Tempfile.new(stream) stream_io = eval("$#{stream}") origin_stream = stream_io.dup stream_io.reopen(captured_stream) yield stream_io.rewind return captured_stream.read ensure captured_stream.close captured_stream.unlink stream_io.reopen(origin_stream) end end end end