#963 MemcachedStorage Notice if deamon is not running, incl. test

Nette/Caching/Storages/MemcachedStorage.php

@@ -72,6 +72,13 @@ public function addServer($host = 'localhost', $port = 11211, $timeout = 1)
  $error = error_get_last();
  throw new Nette\InvalidStateException("Memcache::addServer(): $error[message].");
  }
+
+ $stats = @$this->memcache->getExtendedStats();
+ $status = (bool) $stats["$host:$port"];
+ if ($status === FALSE) {
+ $error = error_get_last();
+ throw new Nette\InvalidStateException("Memcache::addServer(): $error[message].");
+ }
  }
 
 

tests/Nette/Caching/Memcached.addServer.phpt

@@ -0,0 +1,30 @@
+<?php
+
+/**
+ * Test: Nette\Caching\Storages\MemcachedStorage connection status test.
+ *
+ * @author Patrik Šíma
+ * @package Nette\Caching
+ */
+
+use Nette\Caching\Storages\MemcachedStorage,
+ Nette\Caching\Storages\FileJournal,
+ Nette\Caching\Cache;
+
+
+
+require __DIR__ . '/../bootstrap.php';
+
+
+if (!MemcachedStorage::isAvailable()) {
+ Tester\Helpers::skip('Requires PHP extension Memcache.');
+}
+
+
+try {
+ $cache = new Cache(new MemcachedStorage('localhost', 11666)); // assume that on this port by default is not running
+ Assert::fail('Expected exception');
+} catch (Exception $e) {
+ Assert::true($e instanceof Nette\InvalidStateException);
+ Assert::contains("Memcache::addServer()", $e->getMessage());
+}