Update Composer, update everything
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Oliver Davies
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19527 changed files with 1135420 additions and 351004 deletions
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vendor/symfony/http-kernel/Tests/HttpCache/ResponseCacheStrategyTest.php
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vendor/symfony/http-kernel/Tests/HttpCache/ResponseCacheStrategyTest.php
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<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* This code is partially based on the Rack-Cache library by Ryan Tomayko,
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* which is released under the MIT license.
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* (based on commit 02d2b48d75bcb63cf1c0c7149c077ad256542801)
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\HttpKernel\Tests\HttpCache;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\HttpFoundation\Response;
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use Symfony\Component\HttpKernel\HttpCache\ResponseCacheStrategy;
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class ResponseCacheStrategyTest extends TestCase
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{
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public function testMinimumSharedMaxAgeWins()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$response1 = new Response();
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$response1->setSharedMaxAge(60);
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$cacheStrategy->add($response1);
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$response2 = new Response();
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$response2->setSharedMaxAge(3600);
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$cacheStrategy->add($response2);
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$response = new Response();
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$response->setSharedMaxAge(86400);
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$cacheStrategy->update($response);
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$this->assertSame('60', $response->headers->getCacheControlDirective('s-maxage'));
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}
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public function testSharedMaxAgeNotSetIfNotSetInAnyEmbeddedRequest()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$response1 = new Response();
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$response1->setSharedMaxAge(60);
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$cacheStrategy->add($response1);
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$response2 = new Response();
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$cacheStrategy->add($response2);
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$response = new Response();
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$response->setSharedMaxAge(86400);
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$cacheStrategy->update($response);
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$this->assertFalse($response->headers->hasCacheControlDirective('s-maxage'));
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}
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public function testSharedMaxAgeNotSetIfNotSetInMasterRequest()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$response1 = new Response();
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$response1->setSharedMaxAge(60);
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$cacheStrategy->add($response1);
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$response2 = new Response();
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$response2->setSharedMaxAge(3600);
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$cacheStrategy->add($response2);
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$response = new Response();
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$cacheStrategy->update($response);
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$this->assertFalse($response->headers->hasCacheControlDirective('s-maxage'));
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}
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public function testMasterResponseNotCacheableWhenEmbeddedResponseRequiresValidation()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$embeddedResponse = new Response();
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$embeddedResponse->setLastModified(new \DateTime());
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$cacheStrategy->add($embeddedResponse);
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$masterResponse = new Response();
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$masterResponse->setSharedMaxAge(3600);
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$cacheStrategy->update($masterResponse);
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('no-cache'));
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('must-revalidate'));
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$this->assertFalse($masterResponse->isFresh());
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}
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public function testValidationOnMasterResponseIsNotPossibleWhenItContainsEmbeddedResponses()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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// This master response uses the "validation" model
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$masterResponse = new Response();
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$masterResponse->setLastModified(new \DateTime());
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$masterResponse->setEtag('foo');
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// Embedded response uses "expiry" model
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$embeddedResponse = new Response();
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$masterResponse->setSharedMaxAge(3600);
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$cacheStrategy->add($embeddedResponse);
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$cacheStrategy->update($masterResponse);
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$this->assertFalse($masterResponse->isValidateable());
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$this->assertFalse($masterResponse->headers->has('Last-Modified'));
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$this->assertFalse($masterResponse->headers->has('ETag'));
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('no-cache'));
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('must-revalidate'));
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}
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public function testMasterResponseWithValidationIsUnchangedWhenThereIsNoEmbeddedResponse()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$masterResponse = new Response();
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$masterResponse->setLastModified(new \DateTime());
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$cacheStrategy->update($masterResponse);
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$this->assertTrue($masterResponse->isValidateable());
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}
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public function testMasterResponseWithExpirationIsUnchangedWhenThereIsNoEmbeddedResponse()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$masterResponse = new Response();
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$masterResponse->setSharedMaxAge(3600);
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$cacheStrategy->update($masterResponse);
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$this->assertTrue($masterResponse->isFresh());
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}
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public function testMasterResponseIsNotCacheableWhenEmbeddedResponseIsNotCacheable()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$masterResponse = new Response();
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$masterResponse->setSharedMaxAge(3600); // Public, cacheable
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/* This response has no validation or expiration information.
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That makes it uncacheable, it is always stale.
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(It does *not* make this private, though.) */
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$embeddedResponse = new Response();
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$this->assertFalse($embeddedResponse->isFresh()); // not fresh, as no lifetime is provided
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$cacheStrategy->add($embeddedResponse);
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$cacheStrategy->update($masterResponse);
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('no-cache'));
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('must-revalidate'));
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$this->assertFalse($masterResponse->isFresh());
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}
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public function testEmbeddingPrivateResponseMakesMainResponsePrivate()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$masterResponse = new Response();
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$masterResponse->setSharedMaxAge(3600); // public, cacheable
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// The embedded response might for example contain per-user data that remains valid for 60 seconds
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$embeddedResponse = new Response();
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$embeddedResponse->setPrivate();
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$embeddedResponse->setMaxAge(60); // this would implicitly set "private" as well, but let's be explicit
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$cacheStrategy->add($embeddedResponse);
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$cacheStrategy->update($masterResponse);
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('private'));
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$this->assertFalse($masterResponse->headers->hasCacheControlDirective('public'));
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}
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public function testEmbeddingPublicResponseDoesNotMakeMainResponsePublic()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$masterResponse = new Response();
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$masterResponse->setPrivate(); // this is the default, but let's be explicit
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$masterResponse->setMaxAge(100);
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$embeddedResponse = new Response();
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$embeddedResponse->setPublic();
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$embeddedResponse->setSharedMaxAge(100);
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$cacheStrategy->add($embeddedResponse);
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$cacheStrategy->update($masterResponse);
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$this->assertTrue($masterResponse->headers->hasCacheControlDirective('private'));
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$this->assertFalse($masterResponse->headers->hasCacheControlDirective('public'));
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}
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public function testResponseIsExiprableWhenEmbeddedResponseCombinesExpiryAndValidation()
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{
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/* When "expiration wins over validation" (https://symfony.com/doc/current/http_cache/validation.html)
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* and both the main and embedded response provide s-maxage, then the more restricting value of both
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* should be fine, regardless of whether the embedded response can be validated later on or must be
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* completely regenerated.
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*/
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$cacheStrategy = new ResponseCacheStrategy();
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$masterResponse = new Response();
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$masterResponse->setSharedMaxAge(3600);
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$embeddedResponse = new Response();
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$embeddedResponse->setSharedMaxAge(60);
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$embeddedResponse->setEtag('foo');
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$cacheStrategy->add($embeddedResponse);
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$cacheStrategy->update($masterResponse);
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$this->assertSame('60', $masterResponse->headers->getCacheControlDirective('s-maxage'));
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}
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public function testResponseIsExpirableButNotValidateableWhenMasterResponseCombinesExpirationAndValidation()
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{
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$cacheStrategy = new ResponseCacheStrategy();
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$masterResponse = new Response();
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$masterResponse->setSharedMaxAge(3600);
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$masterResponse->setEtag('foo');
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$masterResponse->setLastModified(new \DateTime());
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$embeddedResponse = new Response();
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$embeddedResponse->setSharedMaxAge(60);
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$cacheStrategy->add($embeddedResponse);
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$cacheStrategy->update($masterResponse);
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$this->assertSame('60', $masterResponse->headers->getCacheControlDirective('s-maxage'));
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$this->assertFalse($masterResponse->isValidateable());
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}
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}
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