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# SPDX-FileCopyrightText: Florian Bruhin (The Compiler) <mail@qutebrowser.org>
#
# SPDX-License-Identifier: GPL-3.0-or-later
"""Tests for qutebrowser.misc.crashsignal."""
import signal
import pytest
from qutebrowser.config import configexc
from qutebrowser.qt.widgets import QApplication
from qutebrowser.misc import crashsignal, quitter
@pytest.fixture
def read_config_mock(mocker):
# covers reload_config
mocker.patch.object(
crashsignal.standarddir,
"config_py",
return_value="config.py-unittest",
)
return mocker.patch.object(
crashsignal.configfiles,
"read_config_py",
autospec=True,
)
@pytest.fixture
def signal_handler(qtbot, mocker, read_config_mock):
"""Signal handler instance with all external methods mocked out."""
# covers init
mocker.patch.object(crashsignal.sys, "exit", autospec=True)
signal_handler = crashsignal.SignalHandler(
app=mocker.Mock(spec=QApplication),
quitter=mocker.Mock(spec=quitter.Quitter),
)
return signal_handler
def test_handlers_registered(signal_handler):
signal_handler.activate()
for sig, handler in signal_handler._handlers.items():
registered = signal.signal(sig, signal.SIG_DFL)
assert registered == handler
def test_handlers_deregistered(signal_handler):
known_handler = lambda *_args: None
for sig in signal_handler._handlers:
signal.signal(sig, known_handler)
signal_handler.activate()
signal_handler.deactivate()
for sig in signal_handler._handlers:
registered = signal.signal(sig, signal.SIG_DFL)
assert registered == known_handler
def test_interrupt_repeatedly(signal_handler):
signal_handler.activate()
test_signal = signal.SIGINT
expected_handlers = [
signal_handler.interrupt,
signal_handler.interrupt_forcefully,
signal_handler.interrupt_really_forcefully,
]
# Call the SIGINT handler multiple times and make sure it calls the
# expected sequence of functions.
for expected in expected_handlers:
registered = signal.signal(test_signal, signal.SIG_DFL)
assert registered == expected
expected(test_signal, None)
@pytest.mark.posix
def test_reload_config_call_on_hup(signal_handler, read_config_mock):
signal_handler._handlers[signal.SIGHUP](None, None)
read_config_mock.assert_called_once_with("config.py-unittest")
@pytest.mark.posix
def test_reload_config_displays_errors(signal_handler, read_config_mock, mocker):
read_config_mock.side_effect = configexc.ConfigFileErrors(
"config.py",
[
configexc.ConfigErrorDesc("no config.py", ValueError("asdf"))
]
)
message_mock = mocker.patch.object(crashsignal.message, "error")
signal_handler._handlers[signal.SIGHUP](None, None)
message_mock.assert_called_once_with(
"Errors occurred while reading config.py:\n no config.py: asdf"
)
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