comparison core/tests/Drupal/Tests/Component/FileCache/StaticFileCacheBackend.php @ 0:4c8ae668cc8c

Initial import (non-working)

+<?php
+
+namespace Drupal\Tests\Component\FileCache;
+
+use Drupal\Component\FileCache\FileCacheBackendInterface;
+
+/**
+ * Allows to cache data based on file modification dates in a static cache.
+ */
+class StaticFileCacheBackend implements FileCacheBackendInterface {
+
+  /**
+   * Internal static cache.
+   *
+   * @var array
+   */
+  protected static $cache = [];
+
+  /**
+   * Bin used for storing the data in the static cache.
+   *
+   * @var string
+   */
+  protected $bin;
+
+  /**
+   * Constructs a PHP Storage FileCache backend.
+   *
+   * @param array $configuration
+   *   (optional) Configuration used to configure this object.
+   */
+  public function __construct($configuration) {
+    $this->bin = isset($configuration['bin']) ? $configuration['bin'] : 'file_cache';
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function fetch(array $cids) {
+    $result = [];
+    foreach ($cids as $cid) {
+      if (isset(static::$cache[$this->bin][$cid])) {
+        $result[$cid] = static::$cache[$this->bin][$cid];
+      }
+    }
+
+    return $result;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function store($cid, $data) {
+    static::$cache[$this->bin][$cid] = $data;
+  }
+
+  /**
+   * {@inheritdoc}
+   */
+  public function delete($cid) {
+    unset(static::$cache[$this->bin][$cid]);
+  }
+
+  /**
+   * Allows tests to reset the static cache to avoid side effects.
+   */
+  public static function reset() {
+    static::$cache = [];
+  }
+
+}