129 lines
3.3 KiB
PHP
129 lines
3.3 KiB
PHP
<?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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* 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\Cache\Tests\Adapter;
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use PHPUnit\Framework\TestCase;
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use Psr\Cache\CacheItemInterface;
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use Symfony\Component\Cache\Adapter\NullAdapter;
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/**
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* @group time-sensitive
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*/
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class NullAdapterTest extends TestCase
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{
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public function createCachePool()
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{
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return new NullAdapter();
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}
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public function testGetItem()
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{
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$adapter = $this->createCachePool();
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$item = $adapter->getItem('key');
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$this->assertFalse($item->isHit());
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$this->assertNull($item->get(), "Item's value must be null when isHit is false.");
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}
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public function testHasItem()
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{
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$this->assertFalse($this->createCachePool()->hasItem('key'));
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}
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public function testGetItems()
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{
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$adapter = $this->createCachePool();
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$keys = array('foo', 'bar', 'baz', 'biz');
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/** @var CacheItemInterface[] $items */
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$items = $adapter->getItems($keys);
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$count = 0;
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foreach ($items as $key => $item) {
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$itemKey = $item->getKey();
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$this->assertEquals($itemKey, $key, 'Keys must be preserved when fetching multiple items');
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$this->assertContains($key, $keys, 'Cache key can not change.');
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$this->assertFalse($item->isHit());
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// Remove $key for $keys
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foreach ($keys as $k => $v) {
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if ($v === $key) {
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unset($keys[$k]);
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}
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}
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++$count;
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}
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$this->assertSame(4, $count);
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}
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public function testIsHit()
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{
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$adapter = $this->createCachePool();
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$item = $adapter->getItem('key');
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$this->assertFalse($item->isHit());
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}
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public function testClear()
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{
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$this->assertTrue($this->createCachePool()->clear());
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}
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public function testDeleteItem()
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{
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$this->assertTrue($this->createCachePool()->deleteItem('key'));
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}
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public function testDeleteItems()
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{
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$this->assertTrue($this->createCachePool()->deleteItems(array('key', 'foo', 'bar')));
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}
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public function testSave()
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{
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$adapter = $this->createCachePool();
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$item = $adapter->getItem('key');
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$this->assertFalse($item->isHit());
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$this->assertNull($item->get(), "Item's value must be null when isHit is false.");
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$this->assertFalse($adapter->save($item));
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}
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public function testDeferredSave()
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{
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$adapter = $this->createCachePool();
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$item = $adapter->getItem('key');
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$this->assertFalse($item->isHit());
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$this->assertNull($item->get(), "Item's value must be null when isHit is false.");
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$this->assertFalse($adapter->saveDeferred($item));
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}
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public function testCommit()
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{
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$adapter = $this->createCachePool();
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$item = $adapter->getItem('key');
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$this->assertFalse($item->isHit());
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$this->assertNull($item->get(), "Item's value must be null when isHit is false.");
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$this->assertFalse($adapter->saveDeferred($item));
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$this->assertFalse($this->createCachePool()->commit());
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}
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}
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