StderrMock.php
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StderrMock.php
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	<?php

	/**
	+-----------------------------------------------------------------------+
	\| This file is part of the Roundcube Webmail client \|
	\| \|
	\| Copyright (C) The Roundcube Dev Team \|
	\| \|
	\| Licensed under the GNU General Public License version 3 or \|
	\| any later version with exceptions for skins & plugins. \|
	\| See the README file for a full license statement. \|
	\| \|
	\| PURPOSE: \|
	\| A class for catching STDERR output \|
	+-----------------------------------------------------------------------+
	\| Author: Aleksander Machniak <alec@alec.pl> \|
	+-----------------------------------------------------------------------+
	*/

	/**
	* A class for catching STDERR output
	*
	* @package Tests
	*/
	class StderrMock extends php_user_filter
	{
	public static $registered = false;
	public static $redirect;
	public static $output = '';

	#[ReturnTypeWillChange]
	public function filter($in, $out, &$consumed, $closing)
	{
	while ($bucket = stream_bucket_make_writeable($in)) {
	$consumed += $bucket->datalen;
	//stream_bucket_append($out, $bucket);
	self::$output .= $bucket->data;
	}

	return PSFS_PASS_ON;
	}

	public static function start()
	{
	if (!self::$registered) {
	stream_filter_register("redirect", "StderrMock") or die("Failed to register filter");
	self::$registered = true;
	}

	self::$output = '';
	self::$redirect = stream_filter_prepend(STDERR, "redirect", STREAM_FILTER_WRITE);
	}

	public static function stop()
	{
	stream_filter_remove(self::$redirect);
	}
	}