<?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;
use Symfony\Component\HttpClient\Exception\TransportException;
use Symfony\Component\HttpClient\Response\MockResponse;
use Symfony\Component\HttpClient\Response\ResponseStream;
use Symfony\Contracts\HttpClient\HttpClientInterface;
use Symfony\Contracts\HttpClient\ResponseInterface;
use Symfony\Contracts\HttpClient\ResponseStreamInterface;
use Symfony\Contracts\Service\ResetInterface;
/**
* A test-friendly HttpClient that doesn't make actual HTTP requests.
*
* @author Nicolas Grekas <p@tchwork.com>
*/
class MockHttpClient implements HttpClientInterface, ResetInterface
{
use HttpClientTrait;
private ResponseInterface|\Closure|iterable|null $responseFactory;
private int $requestsCount = 0;
private array $defaultOptions = [];
/**
* @param callable|callable[]|ResponseInterface|ResponseInterface[]|iterable|null $responseFactory
*/
public function __construct(callable|iterable|ResponseInterface|null $responseFactory = null, ?string $baseUri = 'https://example.com')
{
$this->setResponseFactory($responseFactory);
$this->defaultOptions['base_uri'] = $baseUri;
}
/**
* @param callable|callable[]|ResponseInterface|ResponseInterface[]|iterable|null $responseFactory
*/
public function setResponseFactory($responseFactory): void
{
if ($responseFactory instanceof ResponseInterface) {
$responseFactory = [$responseFactory];
}
if (!$responseFactory instanceof \Iterator && null !== $responseFactory && !\is_callable($responseFactory)) {
$responseFactory = (static function () use ($responseFactory) {
yield from $responseFactory;
})();
}
$this->responseFactory = !\is_callable($responseFactory) ? $responseFactory : $responseFactory(...);
}
public function request(string $method, string $url, array $options = []): ResponseInterface
{
[$url, $options] = $this->prepareRequest($method, $url, $options, $this->defaultOptions, true);
$url = implode('', $url);
if (null === $this->responseFactory) {
$response = new MockResponse();
} elseif (\is_callable($this->responseFactory)) {
$response = ($this->responseFactory)($method, $url, $options);
} elseif (!$this->responseFactory->valid()) {
throw new TransportException($this->requestsCount ? 'No more response left in the response factory iterator passed to MockHttpClient: the number of requests exceeds the number of responses.' : 'The response factory iterator passed to MockHttpClient is empty.');
} else {
$responseFactory = $this->responseFactory->current();
$response = \is_callable($responseFactory) ? $responseFactory($method, $url, $options) : $responseFactory;
$this->responseFactory->next();
}
++$this->requestsCount;
if (!$response instanceof ResponseInterface) {
throw new TransportException(\sprintf('The response factory passed to MockHttpClient must return/yield an instance of ResponseInterface, "%s" given.', get_debug_type($response)));
}
return MockResponse::fromRequest($method, $url, $options, $response);
}
public function stream(ResponseInterface|iterable $responses, ?float $timeout = null): ResponseStreamInterface
{
if ($responses instanceof ResponseInterface) {
$responses = [$responses];
}
return new ResponseStream(MockResponse::stream($responses, $timeout));
}
public function getRequestsCount(): int
{
return $this->requestsCount;
}
public function withOptions(array $options): static
{
$clone = clone $this;
$clone->defaultOptions = self::mergeDefaultOptions($options, $this->defaultOptions, true);
return $clone;
}
public function reset(): void
{
$this->requestsCount = 0;
}
}
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