def test_distance_function_properly_computes_distance_in_miles_for_long_distances(self):
# creating the test-points
lat1, lon1 = (35.5800, -82.5558)
lat2, lon2 = (35.0117, 135.7683)
# externally calculated approx distance in miles
approx_dist = 6984
self.assertAlmostEqual(distance.distance_test(lat1, lon1, lat2, lon2),
approx_dist, delta=15)
def test_distance_function_properly_computes_distance_in_miles(self):
# creating the test-points
lat1, lon1 = 0, 0
lat2, lon2 = 1, 1
# externally calculated approx distance in miles
approx_dist = 97.68
# assert almost equal, inherent uncertainty in approximate
# methods, this implementation is "good enough," due to speed concerns
self.assertAlmostEqual(distance.distance_test(lat1, lon1, lat2, lon2),
approx_dist, delta=.1)