setAlias('foo'); $sut = new CalendarGoogleSourceEvent($user); self::assertSame($user, $sut->getUser()); self::assertIsArray($sut->getSources()); self::assertEmpty($sut->getSources()); self::assertInstanceOf(CalendarGoogleSourceEvent::class, $sut->addSource(new GoogleSource('', ''))); self::assertCount(1, $sut->getSources()); } }