public function testInitialize() {
$p = new \ReflectionProperty('Symfony\\Component\\HttpFoundation\\Session\\Storage\\MetadataBag', 'meta');
$p
->setAccessible(true);
$bag1 = new MetadataBag();
$array = array();
$bag1
->initialize($array);
$this
->assertGreaterThanOrEqual(time(), $bag1
->getCreated());
$this
->assertEquals($bag1
->getCreated(), $bag1
->getLastUsed());
sleep(1);
$bag2 = new MetadataBag();
$array2 = $p
->getValue($bag1);
$bag2
->initialize($array2);
$this
->assertEquals($bag1
->getCreated(), $bag2
->getCreated());
$this
->assertEquals($bag1
->getLastUsed(), $bag2
->getLastUsed());
$this
->assertEquals($bag2
->getCreated(), $bag2
->getLastUsed());
sleep(1);
$bag3 = new MetadataBag();
$array3 = $p
->getValue($bag2);
$bag3
->initialize($array3);
$this
->assertEquals($bag1
->getCreated(), $bag3
->getCreated());
$this
->assertGreaterThan($bag2
->getLastUsed(), $bag3
->getLastUsed());
$this
->assertNotEquals($bag3
->getCreated(), $bag3
->getLastUsed());
}