[Namespace] Added test to prove correctness. (#160)

* Added test to prove correctness.

* cs

* Added test for getting items

* Use "use" statement

* Applied changes from StyleCI

* Updated version

Tests/IntegrationTest.php

@@ -0,0 +1,99 @@
+<?php
+
+/*
+ * This file is part of php-cache organization.
+ *
+ * (c) 2015 Aaron Scherer <[email protected]>, Tobias Nyholm <[email protected]>
+ *
+ * This source file is subject to the MIT license that is bundled
+ * with this source code in the file LICENSE.
+ */
+
+namespace Cache\Namespaced\Tests;
+
+use Cache\Adapter\Memcached\MemcachedCachePool;
+use Cache\Hierarchy\HierarchicalPoolInterface;
+use Cache\Namespaced\NamespacedCachePool;
+use Memcached;
+use Psr\Cache\CacheItemPoolInterface;
+
+/**
+ * @author Tobias Nyholm <[email protected]>
+ */
+class IntegrationTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @type CacheItemPoolInterface|HierarchicalPoolInterface
+     */
+    private $cache;
+
+    protected function setUp()
+    {
+        $cache = new Memcached();
+        $cache->addServer('localhost', 11211);
+
+        $this->cache = new MemcachedCachePool($cache);
+    }
+
+    protected function tearDown()
+    {
+        if ($this->cache !== null) {
+            $this->cache->clear();
+        }
+    }
+
+    public function testGetItem()
+    {
+        $namespace = 'ns';
+        $nsPool    = new NamespacedCachePool($this->cache, $namespace);
+
+        $item = $nsPool->getItem('key');
+        $this->assertEquals("|$namespace|key", $item->getKey());
+    }
+
+    public function testGetItems()
+    {
+        $namespace = 'ns';
+        $nsPool    = new NamespacedCachePool($this->cache, $namespace);
+
+        $items = $nsPool->getItems(['key0', 'key1']);
+
+        $str = "|$namespace|key0";
+        $this->assertTrue(isset($items[$str]));
+        $this->assertEquals($str, $items[$str]->getKey());
+
+        $str = "|$namespace|key1";
+        $this->assertTrue(isset($items[$str]));
+        $this->assertEquals($str, $items[$str]->getKey());
+    }
+
+    public function testSave()
+    {
+        $namespace = 'ns';
+        $nsPool    = new NamespacedCachePool($this->cache, $namespace);
+
+        $item = $nsPool->getItem('key');
+        $item->set('foo');
+        $nsPool->save($item);
+
+        $this->assertTrue($nsPool->hasItem('key'));
+        $this->assertFalse($this->cache->hasItem('key'));
+    }
+
+    public function testSaveDeferred()
+    {
+        $namespace = 'ns';
+        $nsPool    = new NamespacedCachePool($this->cache, $namespace);
+
+        $item = $nsPool->getItem('key');
+        $item->set('foo');
+        $nsPool->saveDeferred($item);
+
+        $this->assertTrue($nsPool->hasItem('key'));
+        $this->assertFalse($this->cache->hasItem('key'));
+
+        $nsPool->commit();
+        $this->assertTrue($nsPool->hasItem('key'));
+        $this->assertFalse($this->cache->hasItem('key'));
+    }
+}

Tests/NamespacedCachePoolTest.php

@@ -124,7 +124,7 @@ public function testSave()
         $this->assertEquals($returnValue, $pool->save($item));
     }
 
-    public function testSaveDeffered()
+    public function testSaveDeferred()
     {
         $item        = $this->getMockBuilder(CacheItemInterface::class)->getMock();
         $namespace   = 'ns';

composer.json

@@ -24,7 +24,8 @@
         "cache/hierarchical-cache": "^1.0"
     },
     "require-dev":       {
-        "phpunit/phpunit":         "^5.7.21"
+        "phpunit/phpunit":         "^5.7.21",
+        "cache/memcached-adapter": "^1.0"
     },
     "autoload":          {
         "psr-4":                 {