laipower/wp-content/plugins/w3-total-cache/vendor/guzzlehttp/guzzle/tests/PoolTest.php

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<?php
namespace GuzzleHttp\Tests;
use GuzzleHttp\Client;
use GuzzleHttp\Exception\ClientException;
use GuzzleHttp\Handler\MockHandler;
use GuzzleHttp\HandlerStack;
use GuzzleHttp\Pool;
use GuzzleHttp\Promise\Promise;
use GuzzleHttp\Psr7\Request;
use GuzzleHttp\Psr7\Response;
use PHPUnit\Framework\TestCase;
use Psr\Http\Message\RequestInterface;
class PoolTest extends TestCase
{
/**
* @expectedException \InvalidArgumentException
*/
public function testValidatesIterable()
{
$p = new Pool(new Client(), 'foo');
$p->promise()->wait();
}
/**
* @expectedException \InvalidArgumentException
*/
public function testValidatesEachElement()
{
$c = new Client();
$requests = ['foo'];
$p = new Pool($c, new \ArrayIterator($requests));
$p->promise()->wait();
}
/**
* @doesNotPerformAssertions
*/
public function testSendsAndRealizesFuture()
{
$c = $this->getClient();
$p = new Pool($c, [new Request('GET', 'http://example.com')]);
$p->promise()->wait();
}
/**
* @doesNotPerformAssertions
*/
public function testExecutesPendingWhenWaiting()
{
$r1 = new Promise(function () use (&$r1) {
$r1->resolve(new Response());
});
$r2 = new Promise(function () use (&$r2) {
$r2->resolve(new Response());
});
$r3 = new Promise(function () use (&$r3) {
$r3->resolve(new Response());
});
$handler = new MockHandler([$r1, $r2, $r3]);
$c = new Client(['handler' => $handler]);
$p = new Pool($c, [
new Request('GET', 'http://example.com'),
new Request('GET', 'http://example.com'),
new Request('GET', 'http://example.com'),
], ['pool_size' => 2]);
$p->promise()->wait();
}
public function testUsesRequestOptions()
{
$h = [];
$handler = new MockHandler([
function (RequestInterface $request) use (&$h) {
$h[] = $request;
return new Response();
}
]);
$c = new Client(['handler' => $handler]);
$opts = ['options' => ['headers' => ['x-foo' => 'bar']]];
$p = new Pool($c, [new Request('GET', 'http://example.com')], $opts);
$p->promise()->wait();
self::assertCount(1, $h);
self::assertTrue($h[0]->hasHeader('x-foo'));
}
public function testCanProvideCallablesThatReturnResponses()
{
$h = [];
$handler = new MockHandler([
function (RequestInterface $request) use (&$h) {
$h[] = $request;
return new Response();
}
]);
$c = new Client(['handler' => $handler]);
$optHistory = [];
$fn = function (array $opts) use (&$optHistory, $c) {
$optHistory = $opts;
return $c->request('GET', 'http://example.com', $opts);
};
$opts = ['options' => ['headers' => ['x-foo' => 'bar']]];
$p = new Pool($c, [$fn], $opts);
$p->promise()->wait();
self::assertCount(1, $h);
self::assertTrue($h[0]->hasHeader('x-foo'));
}
public function testBatchesResults()
{
$requests = [
new Request('GET', 'http://foo.com/200'),
new Request('GET', 'http://foo.com/201'),
new Request('GET', 'http://foo.com/202'),
new Request('GET', 'http://foo.com/404'),
];
$fn = function (RequestInterface $request) {
return new Response(substr($request->getUri()->getPath(), 1));
};
$mock = new MockHandler([$fn, $fn, $fn, $fn]);
$handler = HandlerStack::create($mock);
$client = new Client(['handler' => $handler]);
$results = Pool::batch($client, $requests);
self::assertCount(4, $results);
self::assertSame([0, 1, 2, 3], array_keys($results));
self::assertSame(200, $results[0]->getStatusCode());
self::assertSame(201, $results[1]->getStatusCode());
self::assertSame(202, $results[2]->getStatusCode());
self::assertInstanceOf(ClientException::class, $results[3]);
}
public function testBatchesResultsWithCallbacks()
{
$requests = [
new Request('GET', 'http://foo.com/200'),
new Request('GET', 'http://foo.com/201')
];
$mock = new MockHandler([
function (RequestInterface $request) {
return new Response(substr($request->getUri()->getPath(), 1));
}
]);
$client = new Client(['handler' => $mock]);
$results = Pool::batch($client, $requests, [
'fulfilled' => function ($value) use (&$called) {
$called = true;
}
]);
self::assertCount(2, $results);
self::assertTrue($called);
}
public function testUsesYieldedKeyInFulfilledCallback()
{
$r1 = new Promise(function () use (&$r1) {
$r1->resolve(new Response());
});
$r2 = new Promise(function () use (&$r2) {
$r2->resolve(new Response());
});
$r3 = new Promise(function () use (&$r3) {
$r3->resolve(new Response());
});
$handler = new MockHandler([$r1, $r2, $r3]);
$c = new Client(['handler' => $handler]);
$keys = [];
$requests = [
'request_1' => new Request('GET', 'http://example.com'),
'request_2' => new Request('GET', 'http://example.com'),
'request_3' => new Request('GET', 'http://example.com'),
];
$p = new Pool($c, $requests, [
'pool_size' => 2,
'fulfilled' => function ($res, $index) use (&$keys) {
$keys[] = $index;
}
]);
$p->promise()->wait();
self::assertCount(3, $keys);
self::assertSame($keys, array_keys($requests));
}
private function getClient($total = 1)
{
$queue = [];
for ($i = 0; $i < $total; $i++) {
$queue[] = new Response();
}
$handler = new MockHandler($queue);
return new Client(['handler' => $handler]);
}
}