import unittest
from cyclic_contracts import Transporter


class CyclicTest(unittest.TestCase):
    """docstring for CyclicTest."""

    def test_contract(self):
        cc = Transporter.from_file("./contracts.txt").contract_corridors()
        self.assertEqual(cc, [('Mumbai', 'Bangalore')])

    def test_partial(self):
        cc = Transporter.from_file(
            "./contracts_partial.txt").contract_corridors()
        self.assertEqual(cc, [('Mumbai', 'Kolkata'), ('Chennai', 'Kolkata')])

if __name__ == '__main__':
    unittest.main()