/**
  * @return void
  */
 public function testFilterByLifetime()
 {
     $lifetime = 600;
     $timestamp = time();
     $this->dateTimeMock->expects($this->once())->method('gmtTimestamp')->willReturn($timestamp);
     $this->collectionMock->expects($this->once())->method('addFieldToFilter')->with('created_at', ['gt' => $this->collectionMock->getConnection()->formatDate($timestamp - $lifetime)])->willReturnSelf();
     $this->assertEquals($this->collectionMock, $this->collectionMock->filterByLifetime($lifetime));
 }