def test_settle_hold_valid(self):
dc = DebitCard()
dc.create_account(initial_balance=14)
dc.hold(vendor_id=1, amount=12)
dc.settle_hold(vendor_id=1, amount=5)
self.assertEqual(dc.check_balance(), 9)
self.assertFalse(bool(dc.vendor_holds)) # dict should be empty
def test_settle_hold_over_charge(self):
"""balance is same as initial since insufficient funds"""
dc = DebitCard()
dc.create_account(initial_balance=14)
dc.hold(vendor_id=1, amount=12)
dc.settle_hold(vendor_id=1, amount=15)
self.assertEqual(dc.check_balance(), 14)
self.assertFalse(bool(dc.vendor_holds)) # dict should be empty
def test_hold_multiple(self):
dc = DebitCard()
dc.create_account(initial_balance=14)
dc.hold(vendor_id=1, amount=12)
dc.hold(vendor_id=2, amount=2)
self.assertEqual(dc.check_balance(), 0)
def test_hold_valid(self):
dc = DebitCard()
dc.create_account(initial_balance=14)
dc.hold(vendor_id=1, amount=12)
self.assertEqual(dc.check_balance(), 2)
self.assertEqual(dc.vendor_holds[1], 12)
def test_charge_under(self):
dc = DebitCard()
dc.create_account(initial_balance=2)
dc.charge(amount=1)
self.assertEqual(dc.check_balance(), 1)
def test_create_account_good(self):
dc = DebitCard()
dc.create_account(45)
self.assertEqual(dc.check_balance(), 45)
def test_initial_balance(self):
dc = DebitCard()
self.assertEqual(dc.check_balance(), 0)