Fix style issues in scattered hint tests

This commit is contained in:
Jay Kamat 2017-11-28 22:08:22 -05:00
parent c9af36909f
commit 19cecbdeae
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@ -158,8 +158,14 @@ def test_word_hints_issue1393(quteproc, tmpdir):
@pytest.mark.parametrize('num_elements', range(1, 26))
def test_scattered_hints_count(win_registry, mode_manager, min_len,
num_chars, num_elements):
"""Test scattered hints function."""
# pylint: disable=W0141
"""Test scattered hints function.
Tests many properties from an invocation of _hint_scattered, including
1. Hints must be unique
2. There can only be two hint lengths, only 1 apart
3. There are no unique prefixes for long hints, such as 'la' with no 'l<x>'
"""
manager = qutebrowser.browser.hints.HintManager(0, 0)
chars = string.ascii_lowercase[:num_chars]
@ -170,11 +176,11 @@ def test_scattered_hints_count(win_registry, mode_manager, min_len,
assert len(hints) == len(set(hints))
# Check if any hints are shorter than min_len
assert not any([x for x in hints if len(x) < min_len])
assert not any(x for x in hints if len(x) < min_len)
# Check we don't have more than 2 link lengths
# Eg: 'a' 'bc' and 'def' cannot be in the same hint string
hint_lens = set(map(len, hints))
hint_lens = {len(h) for h in hints}
assert len(hint_lens) <= 2
if len(hint_lens) == 2:
@ -183,7 +189,7 @@ def test_scattered_hints_count(win_registry, mode_manager, min_len,
# 'ab' and 'c' can
assert abs(functools.reduce(operator.sub, hint_lens)) <= 1
longest_hints = filter(lambda x: len(x) == max(hint_lens), hints)
longest_hints = [x for x in hints if len(x) == max(hint_lens)]
if min_len < max(hint_lens) - 1:
# Check if we have any unique prefixes. For example, 'la'
@ -192,4 +198,4 @@ def test_scattered_hints_count(win_registry, mode_manager, min_len,
for x in longest_hints:
prefix = x[:-1]
count_map[prefix] = count_map.get(prefix, 0) + 1
assert not any(filter(lambda x: x == 1, count_map.values()))
assert all(e != 1 for e in count_map.values())