upgrade

vendor/symfony/cache/Tests/DoctrineProviderTest.php

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+<?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\Cache\Tests;
+
+use Doctrine\Common\Cache\CacheProvider;
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Cache\Adapter\ArrayAdapter;
+use Symfony\Component\Cache\DoctrineProvider;
+
+class DoctrineProviderTest extends TestCase
+{
+    public function testProvider()
+    {
+        $pool = new ArrayAdapter();
+        $cache = new DoctrineProvider($pool);
+
+        $this->assertInstanceOf(CacheProvider::class, $cache);
+
+        $key = '{}()/\@:';
+
+        $this->assertTrue($cache->delete($key));
+        $this->assertFalse($cache->contains($key));
+
+        $this->assertTrue($cache->save($key, 'bar'));
+        $this->assertTrue($cache->contains($key));
+        $this->assertSame('bar', $cache->fetch($key));
+
+        $this->assertTrue($cache->delete($key));
+        $this->assertFalse($cache->fetch($key));
+        $this->assertTrue($cache->save($key, 'bar'));
+
+        $cache->flushAll();
+        $this->assertFalse($cache->fetch($key));
+        $this->assertFalse($cache->contains($key));
+    }
+}