def test_ivalid_transfer():
t, b = accounts.transfer(1, 2, 50)
assert (t, b) == (False, None)
accounts.create_account(1, 100)
t, b = accounts.transfer(1, 2, 50)
assert (t, b) == (False, None)
assert accounts.get_balance(1) == 100
accounts.create_account(2, 100)
t, b = accounts.transfer(1, 2, 150)
assert (t, b) == (False, {1: 100, 2: 100})
assert accounts.get_balance(1) == 100
assert accounts.get_balance(2) == 100
def test_positive():
accounts.create_account(1, 100)
accounts.create_account(2, 200)
result = accounts.transfer(1, 2, 50)
assert result == (True, {1: 50, 2: 250})
assert accounts.get_balance(1) == 50
assert accounts.get_balance(2) == 250
def transfer(request, acc1, acc2, amount):
if acc1 == acc2:
return json_response({'error': 'same-accounts'}, 400)
transfered, balance = accounts.transfer(acc1, acc2, amount)
if transfered:
return {'result': balance}
elif balance:
return json_response({
'result': balance,
'error': 'insufficient-funds'
}, 409)
else:
return json_response({'error': 'unknown-account'}, 400)
def worker():
for _ in range(1000):
acc1 = random.randint(0, 999)
acc2 = random.randint(0, 999)
accounts.transfer(acc1, acc2, 1)
def do_transaction():
accounts.transfer(1, 2, 0)