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# Copyright 2018-2021 Ryan Roden-Corrent (rcorre) <ryan@rcorre.net>
#
# This file is part of qutebrowser.
#
# qutebrowser is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# qutebrowser is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with qutebrowser. If not, see <https://www.gnu.org/licenses/>.
from unittest import mock
import hypothesis
import hypothesis.strategies
import pytest
from qutebrowser.qt.core import Qt
from qutebrowser.qt.gui import QTextDocument, QColor
from qutebrowser.qt.widgets import QTextEdit
from qutebrowser.completion import completiondelegate
@pytest.mark.parametrize('pat,txt,segments', [
('foo', 'foo', [(0, 3)]),
('foo', 'foobar', [(0, 3)]),
('foo', 'FOObar', [(0, 3)]), # re.IGNORECASE
('foo', 'barfoo', [(3, 3)]),
('foo', 'barfoobaz', [(3, 3)]),
('foo', 'barfoobazfoo', [(3, 3), (9, 3)]),
('foo', 'foofoo', [(0, 3), (3, 3)]),
('a b', 'cadb', [(1, 1), (3, 1)]),
('foo', '<foo>', [(1, 3)]),
('<a>', "<a>bc", [(0, 3)]),
# https://github.com/qutebrowser/qutebrowser/issues/4199
('foo', "'foo'", [(1, 3)]),
('x', "'x'", [(1, 1)]),
('lt', "<lt", [(1, 2)]),
# See https://github.com/qutebrowser/qutebrowser/pull/5111
('bar', '\U0001d65b\U0001d664\U0001d664bar', [(6, 3)]),
('an anomaly', 'an anomaly', [(0, 2), (3, 7)]),
])
def test_highlight(pat, txt, segments):
doc = QTextDocument(txt)
highlighter = completiondelegate._Highlighter(doc, pat, Qt.GlobalColor.red)
highlighter.setFormat = mock.Mock()
highlighter.highlightBlock(txt)
highlighter.setFormat.assert_has_calls([
mock.call(s[0], s[1], mock.ANY) for s in segments
])
def test_benchmark_highlight(benchmark):
txt = 'boofoobar'
pat = 'foo bar'
doc = QTextDocument(txt)
def bench():
highlighter = completiondelegate._Highlighter(doc, pat, Qt.GlobalColor.red)
highlighter.highlightBlock(txt)
benchmark(bench)
@hypothesis.given(text=hypothesis.strategies.text())
def test_pattern_hypothesis(text):
"""Make sure we can't produce invalid patterns."""
doc = QTextDocument()
completiondelegate._Highlighter(doc, text, Qt.GlobalColor.red)
def test_highlighted(qtbot):
"""Make sure highlighting works.
Note that with Qt > 5.12.1 we need to call setPlainText *after*
creating the highlighter for highlighting to work. Ideally, we'd test
whether CompletionItemDelegate._get_textdoc() works properly, but testing
that is kind of hard, so we just test it in isolation here.
"""
doc = QTextDocument()
completiondelegate._Highlighter(doc, 'Hello', Qt.GlobalColor.red)
doc.setPlainText('Hello World')
# Needed so the highlighting actually works.
edit = QTextEdit()
qtbot.add_widget(edit)
edit.setDocument(doc)
colors = [f.foreground().color() for f in doc.allFormats()]
assert QColor('red') in colors
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