public function testDecrement() {
		$key = 'decrement';
		$value = 10;

		$result = apc_store($key, $value, 60);
		$this->assertTrue($result);

		$closure = $this->Apc->decrement($key);
		$this->assertTrue(is_callable($closure));

		$params = compact('key');
		$result = $closure($this->Apc, $params, null);
		$this->assertEqual($value - 1, $result);

		$result = apc_fetch($key);
		$this->assertEqual($value - 1, $result);

		$result = apc_delete($key);
		$this->assertTrue($result);
	}