qutebrowser/tests/unit/browser/test_hints.py

291 lines
11 KiB
Python

# SPDX-FileCopyrightText: Florian Bruhin (The Compiler) <mail@qutebrowser.org>
#
# SPDX-License-Identifier: GPL-3.0-or-later
import string
import functools
import operator
from unittest import mock
import pytest
from qutebrowser.qt.core import QUrl
from qutebrowser.utils import usertypes
import qutebrowser.browser.hints
@pytest.fixture(autouse=True)
def setup(win_registry, mode_manager):
pass
@pytest.fixture
def tabbed_browser(tabbed_browser_stubs, web_tab):
tb = tabbed_browser_stubs[0]
tb.widget.tabs = [web_tab]
tb.widget.current_index = 1
tb.widget.cur_url = QUrl('https://www.example.com/')
web_tab.container.expose() # No elements found if we don't do this.
return tb
def test_show_benchmark(benchmark, tabbed_browser, qtbot, mode_manager):
"""Benchmark showing/drawing of hint labels."""
tab = tabbed_browser.widget.tabs[0]
with qtbot.wait_signal(tab.load_finished):
tab.load_url(QUrl('qute://testdata/data/hints/benchmark.html'))
manager = qutebrowser.browser.hints.HintManager(win_id=0)
def bench():
with qtbot.wait_signal(mode_manager.entered):
manager.start()
with qtbot.wait_signal(mode_manager.left):
mode_manager.leave(usertypes.KeyMode.hint)
benchmark(bench)
def test_match_benchmark(benchmark, tabbed_browser, qtbot, mode_manager, qapp,
config_stub):
"""Benchmark matching of hint labels."""
tab = tabbed_browser.widget.tabs[0]
with qtbot.wait_signal(tab.load_finished):
tab.load_url(QUrl('qute://testdata/data/hints/benchmark.html'))
config_stub.val.hints.scatter = False
manager = qutebrowser.browser.hints.HintManager(win_id=0)
with qtbot.wait_signal(mode_manager.entered):
manager.start()
def bench():
manager.handle_partial_key('a')
qapp.processEvents()
manager.handle_partial_key('')
qapp.processEvents()
benchmark(bench)
with qtbot.wait_signal(mode_manager.left):
mode_manager.leave(usertypes.KeyMode.hint)
@pytest.mark.parametrize('min_len', [0, 3])
@pytest.mark.parametrize('num_chars', [5, 9])
@pytest.mark.parametrize('num_elements', [*range(1, 26), 125])
def test_scattered_hints_count(min_len, num_chars, num_elements):
"""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(win_id=0)
chars = string.ascii_lowercase[:num_chars]
hints = manager._hint_scattered(min_len, chars,
list(range(num_elements)))
# Check if hints are unique
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)
# Check we don't have more than 2 link lengths
# Eg: 'a' 'bc' and 'def' cannot be in the same hint string
hint_lens = {len(h) for h in hints}
assert len(hint_lens) <= 2
if len(hint_lens) == 2:
# Check if hint_lens are more than 1 apart
# Eg: 'abc' and 'd' cannot be in the same hint sequence, but
# 'ab' and 'c' can
assert abs(functools.reduce(operator.sub, hint_lens)) <= 1
longest_hint_len = max(hint_lens)
shortest_hint_len = min(hint_lens)
longest_hints = [x for x in hints if len(x) == longest_hint_len]
if min_len < max(hint_lens) - 1:
# Check if we have any unique prefixes. For example, 'la'
# alone, with no other 'l<x>'
count_map = {}
for x in longest_hints:
prefix = x[:-1]
count_map[prefix] = count_map.get(prefix, 0) + 1
assert all(e != 1 for e in count_map.values())
# Check that the longest hint length isn't too long
if longest_hint_len > min_len and longest_hint_len > 1:
assert num_chars ** (longest_hint_len - 1) < num_elements
# Check longest hint is not too short
assert num_chars ** longest_hint_len >= num_elements
if longest_hint_len > min_len and longest_hint_len > 1:
# Check that the longest hint length isn't too long
assert num_chars ** (longest_hint_len - 1) < num_elements
if shortest_hint_len == longest_hint_len:
# Check that we really couldn't use any short links
assert ((num_chars ** longest_hint_len) - num_elements <
len(chars) - 1)
class TestTextFiltering:
"""Tests for the --text parameter hint filtering functionality."""
@pytest.fixture
def hint_manager(self):
"""Create a HintManager instance for testing."""
return qutebrowser.browser.hints.HintManager(win_id=0)
@pytest.fixture
def mock_elem(self):
"""Create a mock web element for testing."""
elem = mock.Mock()
elem.value = mock.Mock(return_value="")
elem.get = mock.Mock(return_value="")
return elem
def test_filter_matches_basic(self, hint_manager):
"""Test basic text filtering functionality."""
# Test case-insensitive matching
assert hint_manager._filter_matches("hello", "Hello World")
assert hint_manager._filter_matches("WORLD", "hello world")
# Test substring matching
assert hint_manager._filter_matches("ell", "Hello")
assert not hint_manager._filter_matches("xyz", "Hello")
# Test empty filter (should match everything)
assert hint_manager._filter_matches("", "anything")
assert hint_manager._filter_matches(None, "anything")
def test_filter_matches_multiword(self, hint_manager):
"""Test multi-word filtering functionality."""
text = "Submit the form now"
# Test multi-word matching (all words must be present)
assert hint_manager._filter_matches("submit form", text)
assert hint_manager._filter_matches("the now", text)
assert hint_manager._filter_matches("form submit", text) # order doesn't matter
# Test partial multi-word matching fails
assert not hint_manager._filter_matches("submit missing", text)
assert not hint_manager._filter_matches("form xyz", text)
def test_text_filter_with_placeholder(self, hint_manager, mock_elem):
"""Test text filtering includes placeholder text."""
# Mock element with placeholder
mock_elem.__str__ = mock.Mock(return_value="Submit") # text content
mock_elem.value = mock.Mock(return_value="") # no value
mock_elem.get = mock.Mock(return_value="Enter your name") # placeholder
# Combined text should be "Submit Enter your name"
combined = f"Submit Enter your name".strip()
# Should match placeholder text
assert hint_manager._filter_matches("Enter", combined)
assert hint_manager._filter_matches("name", combined)
assert hint_manager._filter_matches("your name", combined)
# Should still match text content
assert hint_manager._filter_matches("Submit", combined)
# Should match combination
assert hint_manager._filter_matches("Submit Enter", combined)
def test_text_filter_with_value(self, hint_manager, mock_elem):
"""Test text filtering includes input values."""
# Mock element with value
mock_elem.__str__ = mock.Mock(return_value="") # no text content
mock_elem.value = mock.Mock(return_value="current input text") # input value
mock_elem.get = mock.Mock(return_value="placeholder text") # placeholder
combined = f" current input text placeholder text".strip()
# Should match input value
assert hint_manager._filter_matches("current", combined)
assert hint_manager._filter_matches("input text", combined)
# Should match placeholder
assert hint_manager._filter_matches("placeholder", combined)
# Should match combination
assert hint_manager._filter_matches("current placeholder", combined)
def test_text_filter_combined_sources(self, hint_manager, mock_elem):
"""Test text filtering with all text sources combined."""
# Mock element with all text sources
mock_elem.__str__ = mock.Mock(return_value="Login Button") # text content
mock_elem.value = mock.Mock(return_value="login") # input value
mock_elem.get = mock.Mock(return_value="Enter credentials") # placeholder
combined = "Login Button login Enter credentials"
# Should match any individual source
assert hint_manager._filter_matches("Button", combined)
assert hint_manager._filter_matches("login", combined) # matches both text and value
assert hint_manager._filter_matches("credentials", combined)
# Should match across sources
assert hint_manager._filter_matches("Login Enter", combined)
assert hint_manager._filter_matches("Button credentials", combined)
def test_text_filter_empty_sources(self, hint_manager, mock_elem):
"""Test text filtering with empty/None values."""
# Mock element with empty values
mock_elem.__str__ = mock.Mock(return_value="Button Text")
mock_elem.value = mock.Mock(return_value=None) # None value
mock_elem.get = mock.Mock(return_value="") # empty placeholder
combined = "Button Text ".strip()
# Should still work with just text content
assert hint_manager._filter_matches("Button", combined)
assert hint_manager._filter_matches("Text", combined)
assert not hint_manager._filter_matches("missing", combined)
def test_hint_context_text_filter(self):
"""Test HintContext includes text_filter field."""
from qutebrowser.browser.hints import HintContext
from qutebrowser.qt.core import QUrl
# Create a minimal HintContext to test text_filter field
context = HintContext(
tab=mock.Mock(),
target=mock.Mock(),
rapid=False,
hint_mode="number",
add_history=False,
first=False,
baseurl=QUrl("https://example.com"),
args=[],
group="all",
text_filter="test filter"
)
assert context.text_filter == "test filter"
# Test with None (default)
context_none = HintContext(
tab=mock.Mock(),
target=mock.Mock(),
rapid=False,
hint_mode="number",
add_history=False,
first=False,
baseurl=QUrl("https://example.com"),
args=[],
group="all"
)
assert context_none.text_filter is None