normalizeOutput example

$description = file_get_contents(sprintf('%s/../Fixtures/%s.%s', __DIR__, $name, static::getFormat()));
            $data[] = [$object, $description];
        }

        return $data;
    }

    protected function assertDescription($expectedDescription, $describedObject, array $options = [])
    {
        $output = new BufferedOutput(BufferedOutput::VERBOSITY_NORMAL, true);
        $this->getDescriptor()->describe($output, $describedObject, $options + ['raw_output' => true]);
        $this->assertEquals($this->normalizeOutput($expectedDescription), $this->normalizeOutput($output->fetch()));
    }

    protected function normalizeOutput(string $output)
    {
        $output = str_replace(['%%PHP_SELF%%', '%%PHP_SELF_FULL%%', '%%COMMAND_NAME%%', '%%SHELL%%'], [$_SERVER['PHP_SELF'], realpath($_SERVER['PHP_SELF']), basename($_SERVER['PHP_SELF']), basename($_SERVER['SHELL'] ?? '')], $output);

        return trim(str_replace(\PHP_EOL, "\n", $output));
    }
}

private function normalizeOutputRecursively($output)
    {
        if (\is_array($output)) {
            return array_map($this->normalizeOutputRecursively(...), $output);
        }

        if (null === $output) {
            return null;
        }

        return parent::normalizeOutput($output);
    }
}