public function testGetSizeMultiple() { $d1 = new Deposit(); $d1->setPackageSize(1234); $this->auContainer->addDeposit($d1); $d2 = new Deposit(); $d2->setPackageSize(4321); $this->auContainer->addDeposit($d2); $this->assertEquals(5555, $this->auContainer->getSize()); }