/** * Sets up the memcached backend used for testing * * @param array $backendOptions Options for the memcache backend * @return MemcachedBackend */ protected function setUpBackend(array $backendOptions = []) { $cache = $this->createMock(FrontendInterface::class, [], [], '', false); if ($backendOptions == []) { $backendOptions = ['servers' => ['localhost:11211']]; } $backend = new MemcachedBackend($this->getEnvironmentConfiguration(), $backendOptions); $backend->setCache($cache); return $backend; }