ok
Mini Shell
<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\HttpClient\Response;
use Symfony\Component\HttpClient\Chunk\ErrorChunk;
use Symfony\Component\HttpClient\Chunk\FirstChunk;
use Symfony\Component\HttpClient\Exception\InvalidArgumentException;
use Symfony\Component\HttpClient\Exception\TransportException;
use Symfony\Component\HttpClient\Internal\ClientState;
use Symfony\Contracts\HttpClient\ResponseInterface;
/**
* A test-friendly response.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
class MockResponse implements ResponseInterface, StreamableInterface
{
use CommonResponseTrait;
use TransportResponseTrait;
private string|iterable $body;
private array $requestOptions = [];
private string $requestUrl;
private string $requestMethod;
private static ClientState $mainMulti;
private static int $idSequence = 0;
/**
* @param string|iterable<string|\Throwable> $body The response body as a string or an iterable of strings,
* yielding an empty string simulates an idle timeout,
* throwing or yielding an exception yields an ErrorChunk
*
* @see ResponseInterface::getInfo() for possible info, e.g. "response_headers"
*/
public function __construct(string|iterable $body = '', array $info = [])
{
$this->body = $body;
$this->info = $info + ['http_code' => 200] + $this->info;
if (!isset($info['response_headers'])) {
return;
}
$responseHeaders = [];
foreach ($info['response_headers'] as $k => $v) {
foreach ((array) $v as $v) {
$responseHeaders[] = (\is_string($k) ? $k.': ' : '').$v;
}
}
$this->info['response_headers'] = [];
self::addResponseHeaders($responseHeaders, $this->info, $this->headers);
}
/**
* Returns the options used when doing the request.
*/
public function getRequestOptions(): array
{
return $this->requestOptions;
}
/**
* Returns the URL used when doing the request.
*/
public function getRequestUrl(): string
{
return $this->requestUrl;
}
/**
* Returns the method used when doing the request.
*/
public function getRequestMethod(): string
{
return $this->requestMethod;
}
public function getInfo(string $type = null): mixed
{
return null !== $type ? $this->info[$type] ?? null : $this->info;
}
public function cancel(): void
{
$this->info['canceled'] = true;
$this->info['error'] = 'Response has been canceled.';
try {
unset($this->body);
} catch (TransportException $e) {
// ignore errors when canceling
}
$onProgress = $this->requestOptions['on_progress'] ?? static function () {};
$dlSize = isset($this->headers['content-encoding']) || 'HEAD' === ($this->info['http_method'] ?? null) || \in_array($this->info['http_code'], [204, 304], true) ? 0 : (int) ($this->headers['content-length'][0] ?? 0);
$onProgress($this->offset, $dlSize, $this->info);
}
public function __destruct()
{
$this->doDestruct();
}
protected function close(): void
{
$this->inflate = null;
$this->body = [];
}
/**
* @internal
*/
public static function fromRequest(string $method, string $url, array $options, ResponseInterface $mock): self
{
$response = new self([]);
$response->requestOptions = $options;
$response->id = ++self::$idSequence;
$response->shouldBuffer = $options['buffer'] ?? true;
$response->initializer = static fn (self $response) => \is_array($response->body[0] ?? null);
$response->info['redirect_count'] = 0;
$response->info['redirect_url'] = null;
$response->info['start_time'] = microtime(true);
$response->info['http_method'] = $method;
$response->info['http_code'] = 0;
$response->info['user_data'] = $options['user_data'] ?? null;
$response->info['max_duration'] = $options['max_duration'] ?? null;
$response->info['url'] = $url;
$response->info['original_url'] = $url;
if ($mock instanceof self) {
$mock->requestOptions = $response->requestOptions;
$mock->requestMethod = $method;
$mock->requestUrl = $url;
}
self::writeRequest($response, $options, $mock);
$response->body[] = [$options, $mock];
return $response;
}
protected static function schedule(self $response, array &$runningResponses): void
{
if (!isset($response->id)) {
throw new InvalidArgumentException('MockResponse instances must be issued by MockHttpClient before processing.');
}
$multi = self::$mainMulti ??= new ClientState();
if (!isset($runningResponses[0])) {
$runningResponses[0] = [$multi, []];
}
$runningResponses[0][1][$response->id] = $response;
}
protected static function perform(ClientState $multi, array &$responses): void
{
foreach ($responses as $response) {
$id = $response->id;
if (!isset($response->body)) {
// Canceled response
$response->body = [];
} elseif ([] === $response->body) {
// Error chunk
$multi->handlesActivity[$id][] = null;
$multi->handlesActivity[$id][] = null !== $response->info['error'] ? new TransportException($response->info['error']) : null;
} elseif (null === $chunk = array_shift($response->body)) {
// Last chunk
$multi->handlesActivity[$id][] = null;
$multi->handlesActivity[$id][] = array_shift($response->body);
} elseif (\is_array($chunk)) {
// First chunk
try {
$offset = 0;
$chunk[1]->getStatusCode();
$chunk[1]->getHeaders(false);
self::readResponse($response, $chunk[0], $chunk[1], $offset);
$multi->handlesActivity[$id][] = new FirstChunk();
} catch (\Throwable $e) {
$multi->handlesActivity[$id][] = null;
$multi->handlesActivity[$id][] = $e;
}
} elseif ($chunk instanceof \Throwable) {
$multi->handlesActivity[$id][] = null;
$multi->handlesActivity[$id][] = $chunk;
} else {
// Data or timeout chunk
$multi->handlesActivity[$id][] = $chunk;
}
}
}
protected static function select(ClientState $multi, float $timeout): int
{
return 42;
}
/**
* Simulates sending the request.
*/
private static function writeRequest(self $response, array $options, ResponseInterface $mock): void
{
$onProgress = $options['on_progress'] ?? static function () {};
$response->info += $mock->getInfo() ?: [];
// simulate "size_upload" if it is set
if (isset($response->info['size_upload'])) {
$response->info['size_upload'] = 0.0;
}
// simulate "total_time" if it is not set
if (!isset($response->info['total_time'])) {
$response->info['total_time'] = microtime(true) - $response->info['start_time'];
}
// "notify" DNS resolution
$onProgress(0, 0, $response->info);
// consume the request body
if (\is_resource($body = $options['body'] ?? '')) {
$data = stream_get_contents($body);
if (isset($response->info['size_upload'])) {
$response->info['size_upload'] += \strlen($data);
}
} elseif ($body instanceof \Closure) {
while ('' !== $data = $body(16372)) {
if (!\is_string($data)) {
throw new TransportException(sprintf('Return value of the "body" option callback must be string, "%s" returned.', get_debug_type($data)));
}
// "notify" upload progress
if (isset($response->info['size_upload'])) {
$response->info['size_upload'] += \strlen($data);
}
$onProgress(0, 0, $response->info);
}
}
}
/**
* Simulates reading the response.
*/
private static function readResponse(self $response, array $options, ResponseInterface $mock, int &$offset): void
{
$onProgress = $options['on_progress'] ?? static function () {};
// populate info related to headers
$info = $mock->getInfo() ?: [];
$response->info['http_code'] = ($info['http_code'] ?? 0) ?: $mock->getStatusCode() ?: 200;
$response->addResponseHeaders($info['response_headers'] ?? [], $response->info, $response->headers);
$dlSize = isset($response->headers['content-encoding']) || 'HEAD' === $response->info['http_method'] || \in_array($response->info['http_code'], [204, 304], true) ? 0 : (int) ($response->headers['content-length'][0] ?? 0);
$response->info = [
'start_time' => $response->info['start_time'],
'user_data' => $response->info['user_data'],
'max_duration' => $response->info['max_duration'],
'http_code' => $response->info['http_code'],
] + $info + $response->info;
if (null !== $response->info['error']) {
throw new TransportException($response->info['error']);
}
if (!isset($response->info['total_time'])) {
$response->info['total_time'] = microtime(true) - $response->info['start_time'];
}
// "notify" headers arrival
$onProgress(0, $dlSize, $response->info);
// cast response body to activity list
$body = $mock instanceof self ? $mock->body : $mock->getContent(false);
if (!\is_string($body)) {
try {
foreach ($body as $chunk) {
if ($chunk instanceof \Throwable) {
throw $chunk;
}
if ('' === $chunk = (string) $chunk) {
// simulate an idle timeout
$response->body[] = new ErrorChunk($offset, sprintf('Idle timeout reached for "%s".', $response->info['url']));
} else {
$response->body[] = $chunk;
$offset += \strlen($chunk);
// "notify" download progress
$onProgress($offset, $dlSize, $response->info);
}
}
} catch (\Throwable $e) {
$response->body[] = $e;
}
} elseif ('' !== $body) {
$response->body[] = $body;
$offset = \strlen($body);
}
if (!isset($response->info['total_time'])) {
$response->info['total_time'] = microtime(true) - $response->info['start_time'];
}
// "notify" completion
$onProgress($offset, $dlSize, $response->info);
if ($dlSize && $offset !== $dlSize) {
throw new TransportException(sprintf('Transfer closed with %d bytes remaining to read.', $dlSize - $offset));
}
}
}
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