qutebrowser/tests/unit/keyinput/test_basekeyparser.py
2018-03-05 18:30:34 +01:00

290 lines
10 KiB
Python

# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
# Copyright 2014-2018 Florian Bruhin (The Compiler) <mail@qutebrowser.org>:
#
# 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 <http://www.gnu.org/licenses/>.
"""Tests for BaseKeyParser."""
from unittest import mock
from PyQt5.QtCore import Qt
import pytest
from qutebrowser.keyinput import basekeyparser, keyutils
# Alias because we need this a lot in here.
def keyseq(s):
return keyutils.KeySequence.parse(s)
@pytest.fixture
def keyparser(key_config_stub):
"""Fixture providing a BaseKeyParser supporting count/chains."""
kp = basekeyparser.BaseKeyParser(0, supports_count=True)
kp.execute = mock.Mock()
yield kp
@pytest.fixture
def handle_text(fake_keyevent, keyparser):
"""Helper function to handle multiple fake keypresses.
Automatically uses the keyparser of the current test via the keyparser
fixture.
"""
def func(*args):
for enumval in args:
keyparser.handle(fake_keyevent(enumval))
return func
class TestDebugLog:
"""Make sure _debug_log only logs when do_log is set."""
def test_log(self, keyparser, caplog):
keyparser._debug_log('foo')
assert len(caplog.records) == 1
record = caplog.records[0]
assert record.message == 'foo'
def test_no_log(self, keyparser, caplog):
keyparser.do_log = False
keyparser._debug_log('foo')
assert not caplog.records
@pytest.mark.parametrize('input_key, supports_count, count, command', [
# (input_key, supports_count, expected)
('10', True, '10', ''),
('10g', True, '10', 'g'),
('10e4g', True, '4', 'g'),
('g', True, '', 'g'),
('0', True, '', ''),
('10g', False, '', 'g'),
])
def test_split_count(config_stub, key_config_stub,
input_key, supports_count, count, command):
kp = basekeyparser.BaseKeyParser(0, supports_count=supports_count)
kp._read_config('normal')
for info in keyseq(input_key):
kp.handle(info.to_event())
assert kp._count == count
assert kp._sequence == keyseq(command)
@pytest.mark.usefixtures('keyinput_bindings')
class TestReadConfig:
def test_read_config_invalid(self, keyparser):
"""Test reading config without setting modename before."""
with pytest.raises(ValueError):
keyparser._read_config()
def test_read_config_modename(self, keyparser):
"""Test reading config with _modename set."""
keyparser._modename = 'normal'
keyparser._read_config()
assert keyseq('a') in keyparser.bindings
def test_read_config_valid(self, keyparser):
"""Test reading config."""
keyparser._read_config('prompt')
assert keyseq('ccc') in keyparser.bindings
assert keyseq('<ctrl+a>') in keyparser.bindings
keyparser._read_config('command')
assert keyseq('ccc') not in keyparser.bindings
assert keyseq('<ctrl+a>') not in keyparser.bindings
assert keyseq('foo') in keyparser.bindings
assert keyseq('<ctrl+x>') in keyparser.bindings
def test_read_config_modename_none(self, keyparser):
assert keyparser._modename is None
# No config set so self._modename is None
with pytest.raises(ValueError, match="read_config called with no mode "
"given, but None defined so far!"):
keyparser._read_config(None)
@pytest.mark.parametrize('mode, changed_mode, expected', [
('normal', 'normal', True), ('normal', 'command', False),
])
def test_read_config(self, keyparser, key_config_stub,
mode, changed_mode, expected):
keyparser._read_config(mode)
# Sanity checks
assert keyseq('a') in keyparser.bindings
assert keyseq('new') not in keyparser.bindings
key_config_stub.bind(keyseq('new'), 'message-info new',
mode=changed_mode)
assert keyseq('a') in keyparser.bindings
assert (keyseq('new') in keyparser.bindings) == expected
class TestHandle:
@pytest.fixture(autouse=True)
def read_config(self, keyinput_bindings, keyparser):
keyparser._read_config('prompt')
def test_valid_key(self, fake_keyevent, keyparser):
keyparser.handle(fake_keyevent(Qt.Key_A, Qt.ControlModifier))
keyparser.handle(fake_keyevent(Qt.Key_X, Qt.ControlModifier))
keyparser.execute.assert_called_once_with('message-info ctrla', None)
assert not keyparser._sequence
def test_valid_key_count(self, fake_keyevent, keyparser):
keyparser.handle(fake_keyevent(Qt.Key_5))
keyparser.handle(fake_keyevent(Qt.Key_A, Qt.ControlModifier))
keyparser.execute.assert_called_once_with('message-info ctrla', 5)
@pytest.mark.parametrize('keys', [
[(Qt.Key_B, Qt.NoModifier), (Qt.Key_C, Qt.NoModifier)],
[(Qt.Key_A, Qt.ControlModifier | Qt.AltModifier)],
# Only modifier
[(Qt.Key_Shift, Qt.ShiftModifier)],
])
def test_invalid_keys(self, fake_keyevent, keyparser, keys):
for key, modifiers in keys:
keyparser.handle(fake_keyevent(key, modifiers))
assert not keyparser.execute.called
assert not keyparser._sequence
def test_dry_run(self, fake_keyevent, keyparser):
keyparser.handle(fake_keyevent(Qt.Key_B))
keyparser.handle(fake_keyevent(Qt.Key_A), dry_run=True)
assert not keyparser.execute.called
assert keyparser._sequence
def test_dry_run_count(self, fake_keyevent, keyparser):
keyparser.handle(fake_keyevent(Qt.Key_1), dry_run=True)
assert not keyparser._count
def test_invalid_key(self, fake_keyevent, keyparser):
keyparser.handle(fake_keyevent(Qt.Key_B))
keyparser.handle(fake_keyevent(0x0))
assert not keyparser._sequence
def test_valid_keychain(self, handle_text, keyparser):
# Press 'x' which is ignored because of no match
handle_text(Qt.Key_X,
# Then start the real chain
Qt.Key_B, Qt.Key_A)
keyparser.execute.assert_called_with('message-info ba', None)
assert not keyparser._sequence
def test_0_press(self, handle_text, keyparser):
handle_text(Qt.Key_0)
keyparser.execute.assert_called_once_with('message-info 0', None)
assert not keyparser._sequence
def test_umlauts(self, handle_text, keyparser, config_stub):
config_stub.val.bindings.commands = {'normal': {'ü': 'message-info ü'}}
keyparser._read_config('normal')
handle_text(Qt.Key_Udiaeresis)
keyparser.execute.assert_called_once_with('message-info ü', None)
def test_mapping(self, config_stub, handle_text, keyparser):
handle_text(Qt.Key_X)
keyparser.execute.assert_called_once_with('message-info a', None)
def test_binding_and_mapping(self, config_stub, handle_text, keyparser):
"""with a conflicting binding/mapping, the binding should win."""
handle_text(Qt.Key_B)
assert not keyparser.execute.called
def test_binding_with_shift(self, keyparser, fake_keyevent):
"""Simulate a binding which involves shift."""
for key, modifiers in [(Qt.Key_Y, Qt.NoModifier),
(Qt.Key_Shift, Qt.ShiftModifier),
(Qt.Key_Y, Qt.ShiftModifier)]:
keyparser.handle(fake_keyevent(key, modifiers))
keyparser.execute.assert_called_once_with('yank -s', None)
def test_partial_before_full_match(self, keyparser, fake_keyevent,
config_stub):
"""Make sure full matches always take precedence over partial ones."""
config_stub.val.bindings.commands = {
'normal': {
'ab': 'message-info bar',
'a': 'message-info foo'
}
}
keyparser._read_config('normal')
keyparser.handle(fake_keyevent(Qt.Key_A))
keyparser.execute.assert_called_once_with('message-info foo', None)
class TestCount:
"""Test execute() with counts."""
@pytest.fixture(autouse=True)
def read_keyparser_config(self, keyinput_bindings, keyparser):
keyparser._read_config('prompt')
def test_no_count(self, handle_text, keyparser):
"""Test with no count added."""
handle_text(Qt.Key_B, Qt.Key_A)
keyparser.execute.assert_called_once_with('message-info ba', None)
assert not keyparser._sequence
def test_count_0(self, handle_text, keyparser):
handle_text(Qt.Key_0, Qt.Key_B, Qt.Key_A)
calls = [mock.call('message-info 0', None),
mock.call('message-info ba', None)]
keyparser.execute.assert_has_calls(calls)
assert not keyparser._sequence
def test_count_42(self, handle_text, keyparser):
handle_text(Qt.Key_4, Qt.Key_2, Qt.Key_B, Qt.Key_A)
keyparser.execute.assert_called_once_with('message-info ba', 42)
assert not keyparser._sequence
def test_count_42_invalid(self, handle_text, keyparser):
# Invalid call with ccx gets ignored
handle_text(Qt.Key_4, Qt.Key_2, Qt.Key_C, Qt.Key_C, Qt.Key_X)
assert not keyparser.execute.called
assert not keyparser._sequence
# Valid call with ccc gets the correct count
handle_text(Qt.Key_2, Qt.Key_3, Qt.Key_C, Qt.Key_C, Qt.Key_C)
keyparser.execute.assert_called_once_with('message-info ccc', 23)
assert not keyparser._sequence
def test_clear_keystring(qtbot, keyparser):
"""Test that the keystring is cleared and the signal is emitted."""
keyparser._sequence = keyseq('test')
keyparser._count = '23'
with qtbot.waitSignal(keyparser.keystring_updated):
keyparser.clear_keystring()
assert not keyparser._sequence
assert not keyparser._count
def test_clear_keystring_empty(qtbot, keyparser):
"""Test that no signal is emitted when clearing an empty keystring.."""
keyparser._sequence = keyseq('')
with qtbot.assert_not_emitted(keyparser.keystring_updated):
keyparser.clear_keystring()