def test_BWI_to_HNL(self):
     self.assertAlmostEqual(asthecrowflies(self.airports, 'BWI', 'HNL'),
                            4219,
                            delta=10)
 def test_ANC_to_MCO(self):
     self.assertAlmostEqual(asthecrowflies(self.airports, 'ANC', 'MCO'),
                            3317,
                            delta=10)
 def test_SFO_to_LAX(self):
     self.assertAlmostEqual(asthecrowflies(self.airports, 'LAX', 'SFO'),
                            293,
                            delta=10)