from decimal import Decimal
from django.test import SimpleTestCase

class ExitSettlementMathContractTest(SimpleTestCase):
    def test_net_formula(self):
        payroll = Decimal("50000")
        leave = Decimal("3000")
        other = Decimal("1000")
        loan = Decimal("5000")
        deductions = Decimal("500")
        self.assertEqual(payroll + leave + other - loan - deductions, Decimal("48500"))