def test_returns_3_with_garbage_and_bangs(self):
expected = 3
actual = stream_processing('{{<!>},{<!>},{<!>},{<a>}}')
self.assertEqual(expected, actual)
def test_returns_1_for_single_group_with_only_garbage_within(self):
expected = 1
actual = stream_processing('{<a>,<a>,<a>,<a>}')
self.assertEqual(expected, actual)
def test_returns_9_for_garbage_that_doesnt_cancel_groups(self):
expected = 9
actual = stream_processing('{{<a>},{<a>},{<a>},{<a>}}')
self.assertEqual(expected, actual)
def test_returns_1_when_garbage_contains_all_but_outer_group(self):
expected = 1
actual = stream_processing('{<{},{},{{}}>}')
self.assertEqual(expected, actual)
def test_returns_16_for_group_assortment_with_commas(self):
expected = 16
actual = stream_processing('{{{},{},{{}}}}')
self.assertEqual(expected, actual)
def test_returns_5_for_three_groups_with_commas(self):
expected = 5
actual = stream_processing('{{},{}}')
self.assertEqual(expected, actual)
def test_returns_6_for_three_groups(self):
expected = 6
actual = stream_processing('{{{}}}')
self.assertEqual(expected, actual)
def test_returns_1_for_single_group(self):
expected = 1
actual = stream_processing('{}')
self.assertEqual(expected, actual)