diff --git a/framework/yii/caching/Cache.php b/framework/yii/caching/Cache.php
index b2d96dc..6471e5d 100644
--- a/framework/yii/caching/Cache.php
+++ b/framework/yii/caching/Cache.php
@@ -93,7 +93,7 @@ abstract class Cache extends Component implements \ArrayAccess
 	 * If the given key is a string containing alphanumeric characters only and no more than 32 characters,
 	 * then the key will be returned back prefixed with [[keyPrefix]]. Otherwise, a normalized key
 	 * is generated by serializing the given key, applying MD5 hashing, and prefixing with [[keyPrefix]].
-	 * 
+	 *
 	 * @param mixed $key the key to be normalized
 	 * @return string the generated cache key
 	 */
@@ -216,6 +216,21 @@ abstract class Cache extends Component implements \ArrayAccess
 	}
 
 	/**
+	 * Stores multiple items in cache. Each item contains a value identified by a key.
+	 * If the cache already contains such a key, the existing value and
+	 * expiration time will be replaced with the new ones, respectively.
+	 *
+	 * @param array $items the items to be cached, as key-value pairs. Each key can be a simple string or
+	 * a complex data structure consisting of factors representing the key.
+	 * @param integer $expire the number of seconds in which the cached value will expire. 0 means never expire.
+	 * @return boolean whether the items are successfully stored into cache
+	 */
+	public function mset($items, $expire = 0)
+	{
+		return false;
+	}
+
+	/**
 	 * Stores a value identified by a key into cache if the cache does not contain this key.
 	 * Nothing will be done if the cache already contains the key.
 	 * @param mixed $key a key identifying the value to be cached. This can be a simple string or
diff --git a/tests/unit/framework/caching/CacheTestCase.php b/tests/unit/framework/caching/CacheTestCase.php
index 2952e87..d51cebd 100644
--- a/tests/unit/framework/caching/CacheTestCase.php
+++ b/tests/unit/framework/caching/CacheTestCase.php
@@ -91,6 +91,27 @@ abstract class CacheTestCase extends TestCase
 		$this->assertEquals('array_test', $array['array_test']);
 	}
 
+	public function testMset()
+	{
+		$this->markTestIncomplete('Work in progress');
+
+		$cache = $this->getCacheInstance();
+		$cache->flush();
+
+		$this->assertTrue($cache->mset(['string_test' => 'string_test',
+						'number_test' => 42,
+						'array_test' => ['array_test' => 'array_test'],
+						]));
+
+		$this->assertEquals('string_test', $cache->get('string_test'));
+
+		$this->assertEquals(42, $cache->get('number_test'));
+
+		$array = $cache->get('array_test');
+		$this->assertArrayHasKey('array_test', $array);
+		$this->assertEquals('array_test', $array['array_test']);
+	}
+
 	public function testExists()
 	{
 		$cache = $this->prepare();