Qa\SoftMocks::injectIntoPhpunit PHP Method

    private static function injectIntoPhpunit()
    {
        if (!class_exists(\PHPUnit_Util_Fileloader::class, false)) {
            return;
        }
        if (!is_callable([\PHPUnit_Util_Fileloader::class, 'setFilenameRewriteCallback'])) {
            if (self::$debug) {
                self::debug("Cannot inject into phpunit: method setFilenameRewriteCallback not found");
            }
            return;
        }
        \PHPUnit_Util_Fileloader::setFilenameRewriteCallback([self::class, 'rewrite']);
        \PHPUnit_Util_Fileloader::setFilenameRestoreCallback(function ($filename) {
            return self::replaceFilename($filename, true);
        });
        \PHPUnit_Util_Filter::setCustomStackTraceCallback(function ($e) {
            ob_start();
            self::printBackTrace($e);
            return ob_get_clean();
        });
    }