def merge(xy, best_tour, new_tour):
old_edges, new_edges = tour_diff(best_tour, new_tour)
if not old_edges:
return best_tour
d = disjoiner.Disjoiner(old_edges, new_edges)
kmoves = []
for kmove in d.kmoves:
kmove.find_atomic_kmoves(xy)
kmoves += kmove.atomic_kmoves
for kmove in kmoves:
kmove.compute_improvement(xy)
kmoves.sort(key=lambda x: x.improvement, reverse=True)
c = combiner.Combiner(kmoves)
for combo in c.combos:
new_order = do_kmove(best_tour, combo)
if new_order:
print("improved through merge by " + str(combo.improvement))
#combo.sort()
#combo.print()
return new_order
return best_tour
def test_print_to_stdout3(self, mock_stdout):
combiner.Combiner('./testSamples/testcombined.csv').print_to_stdout()
self.assertEqual(
'"21d56b6a011f91f4163fcb13d416aa4e1a2c7d82115b3fd3d831241fd63","Shirts","testcombined.csv"\r\n"21d56b6a011f91f4163fcb13d416aa4e1a2c7d82115b3fd3d831241fd63","Pants","testcombined.csv"\r\n"166ca9b3a59edaf774d107533fba2c70ed309516376ce2693e92c777dd971c4b","Cardigans","testcombined.csv"\r\n"176146e4ae48e70df2e628b45dccfd53405c73f951c003fb8c9c09b3207e7aab","Wallets","testcombined.csv"\r\n"63d42170fa2d706101ab713de2313ad3f9a05aa0b1c875a56545cfd69f7101fe","Purses","testcombined.csv"\r\n',
mock_stdout.getvalue())
self.assertEqual(combiner.Combiner.first_file_opened, False)
def test_print_to_stdout1(self, mock_stdout):
combiner.Combiner('./testSamples/testclothing1.csv').print_to_stdout()
self.assertEqual(
'Error! The file "testclothing1.csv" could not be opened for reading, -, - \n',
mock_stdout.getvalue())
def test_print_to_stdout2(self, mock_stdout):
combiner.Combiner('./testSamples/testclothing.csv').print_to_stdout()
self.assertEqual(
'"email_hash","category","filename"\r\n"21d56b6a011f91f4163fcb13d416aa4e1a2c7d82115b3fd3d831241fd63","Shirts","testclothing.csv"\r\n"21d56b6a011f91f4163fcb13d416aa4e1a2c7d82115b3fd3d831241fd63","Pants","testclothing.csv"\r\n',
mock_stdout.getvalue())
def test_get_file_name(self):
file1 = combiner.Combiner('./hello.csv')
file2 = combiner.Combiner('')
self.assertIsInstance(file2.get_file_name(), str)
self.assertEqual(file1.get_file_name(), 'hello.csv')
self.assertIsInstance(file1.get_file_name(), str)