public function testGetExecutionTime() { $subject = new Job(); $createdAt = new \DateTime('2010-01-01 00:00:00'); $terminatedAt = new \DateTime('2010-01-01 00:00:01'); $subject->setCreatedAt($createdAt); $subject->setTerminatedAt($terminatedAt); $expectedProcessingTime = $subject->getTerminatedAt()->format('U') - $subject->getCreatedAt()->format('U'); $this->assertEquals($expectedProcessingTime, $subject->getExecutionTime()); }