def testCommodities(self):
inventory = inv.inventory()
self.assertEqual(0, inventory.opium)
self.assertEqual(0, inventory.silk)
self.assertEqual(0, inventory.general)
self.assertEqual(0, inventory.arms)
self.assertEqual(50, inventory.size)
self.assertEqual(False, inventory.overloaded())
# test opium addition
inventory.opium = 10
self.assertEqual(10, inventory.opium)
inventory.opium += 15
self.assertEqual(25, inventory.opium)
# test silk addition
inventory.silk = 10
self.assertEqual(10, inventory.silk)
inventory.silk += 15
self.assertEqual(25, inventory.silk)
# test general addition
inventory.general = 10
self.assertEqual(10, inventory.general)
inventory.general += 15
self.assertEqual(25, inventory.general)
# test arms addition
inventory.arms = 10
self.assertEqual(10, inventory.arms)
inventory.arms += 15
self.assertEqual(25, inventory.arms)
def testVacancy(self):
ship = inv.inventory()
self.assertEqual(False, ship.overloaded())
self.assertEqual(ship.size, ship.vacant())
ship.opium = ship.size
self.assertEqual(0, ship.vacant())
self.assertEqual(False, ship.overloaded())
ship.opium *= 2;
self.assertEqual(-50, ship.vacant())
self.assertEqual(True, ship.overloaded())
