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<?php
namespace Drupal\Tests\Core\Form;
use Drupal\Core\Form\FormCache;
use Drupal\Core\Form\FormState;
use Drupal\Tests\UnitTestCase;
/**
* @coversDefaultClass \Drupal\Core\Form\FormCache
* @group Form
*/
class FormCacheTest extends UnitTestCase {
/**
* The form cache object under test.
*
* @var \Drupal\Core\Form\FormCache
*/
protected $formCache;
/**
* The expirable key value factory.
*
* @var \Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface|\PHPUnit_Framework_MockObject_MockObject
*/
protected $keyValueExpirableFactory;
/**
* The current user.
*
* @var \Drupal\Core\Session\AccountInterface|\PHPUnit_Framework_MockObject_MockObject
*/
protected $account;
/**
* The CSRF token generator.
*
* @var \Drupal\Core\Access\CsrfTokenGenerator|\PHPUnit_Framework_MockObject_MockObject
*/
protected $csrfToken;
/**
* The mocked module handler.
*
* @var \Drupal\Core\Extension\ModuleHandlerInterface|\PHPUnit_Framework_MockObject_MockObject
*/
protected $moduleHandler;
/**
* The expirable key value store used by form cache.
*
* @var \Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface|\PHPUnit_Framework_MockObject_MockObject
*/
protected $formCacheStore;
/**
* The expirable key value store used by form state cache.
*
* @var \Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface|\PHPUnit_Framework_MockObject_MockObject
*/
protected $formStateCacheStore;
/**
* The logger channel.
*
* @var \Psr\Log\LoggerInterface|\PHPUnit_Framework_MockObject_MockObject
*/
protected $logger;
/**
* The request stack.
*
* @var \Symfony\Component\HttpFoundation\RequestStack|\PHPUnit_Framework_MockObject_MockObject
*/
protected $requestStack;
/**
* A policy rule determining the cacheability of a request.
*
* @var \Drupal\Core\PageCache\RequestPolicyInterface|\PHPUnit_Framework_MockObject_MockObject
*/
protected $requestPolicy;
/**
* {@inheritdoc}
*/
protected $runTestInSeparateProcess = TRUE;
/**
* {@inheritdoc}
*/
protected $preserveGlobalState = FALSE;
/**
* {@inheritdoc}
*/
protected function setUp() {
parent::setUp();
$this->moduleHandler = $this->getMock('Drupal\Core\Extension\ModuleHandlerInterface');
$this->formCacheStore = $this->getMock('Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface');
$this->formStateCacheStore = $this->getMock('Drupal\Core\KeyValueStore\KeyValueStoreExpirableInterface');
$this->keyValueExpirableFactory = $this->getMock('Drupal\Core\KeyValueStore\KeyValueExpirableFactoryInterface');
$this->keyValueExpirableFactory->expects($this->any())
->method('get')
->will($this->returnValueMap([
['form', $this->formCacheStore],
['form_state', $this->formStateCacheStore],
]));
$this->csrfToken = $this->getMockBuilder('Drupal\Core\Access\CsrfTokenGenerator')
->disableOriginalConstructor()
->getMock();
$this->account = $this->getMock('Drupal\Core\Session\AccountInterface');
$this->logger = $this->getMock('Psr\Log\LoggerInterface');
$this->requestStack = $this->getMock('\Symfony\Component\HttpFoundation\RequestStack');
$this->requestPolicy = $this->getMock('\Drupal\Core\PageCache\RequestPolicyInterface');
$this->formCache = new FormCache($this->root, $this->keyValueExpirableFactory, $this->moduleHandler, $this->account, $this->csrfToken, $this->logger, $this->requestStack, $this->requestPolicy);
}
/**
* @covers ::getCache
*/
public function testGetCacheValidToken() {
$form_build_id = 'the_form_build_id';
$form_state = new FormState();
$cache_token = 'the_cache_token';
$cached_form = ['#cache_token' => $cache_token];
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$this->csrfToken->expects($this->once())
->method('validate')
->with($cache_token)
->willReturn(TRUE);
$this->account->expects($this->never())
->method('isAnonymous');
$form = $this->formCache->getCache($form_build_id, $form_state);
$this->assertSame($cached_form, $form);
}
/**
* @covers ::getCache
*/
public function testGetCacheInvalidToken() {
$form_build_id = 'the_form_build_id';
$form_state = new FormState();
$cache_token = 'the_cache_token';
$cached_form = ['#cache_token' => $cache_token];
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$this->csrfToken->expects($this->once())
->method('validate')
->with($cache_token)
->willReturn(FALSE);
$this->account->expects($this->never())
->method('isAnonymous');
$form = $this->formCache->getCache($form_build_id, $form_state);
$this->assertNull($form);
}
/**
* @covers ::getCache
*/
public function testGetCacheAnonUser() {
$form_build_id = 'the_form_build_id';
$form_state = new FormState();
$cached_form = ['#cache_token' => NULL];
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$this->account->expects($this->once())
->method('isAnonymous')
->willReturn(TRUE);
$this->csrfToken->expects($this->never())
->method('validate');
$form = $this->formCache->getCache($form_build_id, $form_state);
$this->assertSame($cached_form, $form);
}
/**
* @covers ::getCache
*/
public function testGetCacheAuthUser() {
$form_build_id = 'the_form_build_id';
$form_state = new FormState();
$cached_form = ['#cache_token' => NULL];
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$this->account->expects($this->once())
->method('isAnonymous')
->willReturn(FALSE);
$form = $this->formCache->getCache($form_build_id, $form_state);
$this->assertNull($form);
}
/**
* @covers ::getCache
*/
public function testGetCacheNoForm() {
$form_build_id = 'the_form_build_id';
$form_state = new FormState();
$cached_form = NULL;
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$this->account->expects($this->never())
->method('isAnonymous');
$form = $this->formCache->getCache($form_build_id, $form_state);
$this->assertNull($form);
}
/**
* @covers ::getCache
*/
public function testGetCacheImmutableForm() {
$form_build_id = 'the_form_build_id';
$form_state = (new FormState())
->addBuildInfo('immutable', TRUE);
$cached_form = [
'#build_id' => 'the_old_build_form_id',
];
$this->account->expects($this->once())
->method('isAnonymous')
->willReturn(TRUE);
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$form = $this->formCache->getCache($form_build_id, $form_state);
$this->assertSame($cached_form['#build_id'], $form['#build_id_old']);
$this->assertNotSame($cached_form['#build_id'], $form['#build_id']);
$this->assertSame($form['#build_id'], $form['form_build_id']['#value']);
$this->assertSame($form['#build_id'], $form['form_build_id']['#id']);
}
/**
* @covers ::loadCachedFormState
*/
public function testLoadCachedFormState() {
$form_build_id = 'the_form_build_id';
$form_state = new FormState();
$cached_form = ['#cache_token' => NULL];
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$this->account->expects($this->once())
->method('isAnonymous')
->willReturn(TRUE);
$cached_form_state = ['storage' => ['foo' => 'bar']];
$this->formStateCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form_state);
$this->formCache->getCache($form_build_id, $form_state);
$this->assertSame($cached_form_state['storage'], $form_state->getStorage());
}
/**
* @covers ::loadCachedFormState
*/
public function testLoadCachedFormStateWithFiles() {
$form_build_id = 'the_form_build_id';
$form_state = new FormState();
$cached_form = ['#cache_token' => NULL];
$this->formCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form);
$this->account->expects($this->once())
->method('isAnonymous')
->willReturn(TRUE);
$cached_form_state = ['build_info' => ['files' => [
[
'module' => 'a_module',
'type' => 'the_type',
'name' => 'some_name',
],
[
'module' => 'another_module',
],
]]];
$this->moduleHandler->expects($this->at(0))
->method('loadInclude')
->with('a_module', 'the_type', 'some_name');
$this->moduleHandler->expects($this->at(1))
->method('loadInclude')
->with('another_module', 'inc', 'another_module');
$this->formStateCacheStore->expects($this->once())
->method('get')
->with($form_build_id)
->willReturn($cached_form_state);
$this->formCache->getCache($form_build_id, $form_state);
}
/**
* @covers ::setCache
*/
public function testSetCacheWithForm() {
$form_build_id = 'the_form_build_id';
$form = [
'#form_id' => 'the_form_id'
];
$form_state = new FormState();
$this->formCacheStore->expects($this->once())
->method('setWithExpire')
->with($form_build_id, $form, $this->isType('int'));
$form_state_data = $form_state->getCacheableArray();
$this->formStateCacheStore->expects($this->once())
->method('setWithExpire')
->with($form_build_id, $form_state_data, $this->isType('int'));
$this->formCache->setCache($form_build_id, $form, $form_state);
}
/**
* @covers ::setCache
*/
public function testSetCacheWithoutForm() {
$form_build_id = 'the_form_build_id';
$form = NULL;
$form_state = new FormState();
$this->formCacheStore->expects($this->never())
->method('setWithExpire');
$form_state_data = $form_state->getCacheableArray();
$this->formStateCacheStore->expects($this->once())
->method('setWithExpire')
->with($form_build_id, $form_state_data, $this->isType('int'));
$this->formCache->setCache($form_build_id, $form, $form_state);
}
/**
* @covers ::setCache
*/
public function testSetCacheAuthUser() {
$form_build_id = 'the_form_build_id';
$form = [];
$form_state = new FormState();
$cache_token = 'the_cache_token';
$form_data = $form;
$form_data['#cache_token'] = $cache_token;
$this->formCacheStore->expects($this->once())
->method('setWithExpire')
->with($form_build_id, $form_data, $this->isType('int'));
$form_state_data = $form_state->getCacheableArray();
$this->formStateCacheStore->expects($this->once())
->method('setWithExpire')
->with($form_build_id, $form_state_data, $this->isType('int'));
$this->csrfToken->expects($this->once())
->method('get')
->willReturn($cache_token);
$this->account->expects($this->once())
->method('isAuthenticated')
->willReturn(TRUE);
$this->formCache->setCache($form_build_id, $form, $form_state);
}
/**
* @covers ::setCache
*/
public function testSetCacheBuildIdMismatch() {
$form_build_id = 'the_form_build_id';
$form = [
'#form_id' => 'the_form_id',
'#build_id' => 'stale_form_build_id',
];
$form_state = new FormState();
$this->formCacheStore->expects($this->never())
->method('setWithExpire');
$this->formStateCacheStore->expects($this->never())
->method('setWithExpire');
$this->logger->expects($this->once())
->method('error')
->with('Form build-id mismatch detected while attempting to store a form in the cache.');
$this->formCache->setCache($form_build_id, $form, $form_state);
}
/**
* @covers ::deleteCache
*/
public function testDeleteCache() {
$form_build_id = 'the_form_build_id';
$this->formCacheStore->expects($this->once())
->method('delete')
->with($form_build_id);
$this->formStateCacheStore->expects($this->once())
->method('delete')
->with($form_build_id);
$this->formCache->deleteCache($form_build_id);
}
}