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# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
# Copyright 2018-2019 Jay Kamat <jaygkamat@gmail.com>:
#
# 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 qutebrowser.misc.throttle."""
from unittest import mock
import sip
import pytest
from PyQt5.QtCore import QObject
from helpers import utils
from qutebrowser.misc import throttle
DELAY = 300 if utils.ON_CI else 100
@pytest.fixture
def func():
return mock.Mock(spec=[])
@pytest.fixture
def throttled(func):
return throttle.Throttle(func, DELAY)
def test_immediate(throttled, func, qapp):
throttled("foo")
throttled("foo")
func.assert_called_once_with("foo")
def test_immediate_kwargs(throttled, func, qapp):
throttled(foo="bar")
throttled(foo="bar")
func.assert_called_once_with(foo="bar")
def test_delayed(throttled, func, qtbot):
throttled("foo")
throttled("foo")
throttled("foo")
throttled("bar")
func.assert_called_once_with("foo")
func.reset_mock()
qtbot.wait(2 * DELAY)
func.assert_called_once_with("bar")
def test_delayed_immediate_delayed(throttled, func, qtbot):
throttled("foo")
throttled("foo")
throttled("foo")
throttled("bar")
func.assert_called_once_with("foo")
func.reset_mock()
qtbot.wait(4 * DELAY)
func.assert_called_once_with("bar")
func.reset_mock()
throttled("baz")
throttled("baz")
throttled("bop")
func.assert_called_once_with("baz")
func.reset_mock()
qtbot.wait(2 * DELAY)
func.assert_called_once_with("bop")
def test_delayed_delayed(throttled, func, qtbot):
throttled("foo")
throttled("foo")
throttled("foo")
throttled("bar")
func.assert_called_once_with("foo")
func.reset_mock()
qtbot.wait(int(1.5 * DELAY))
func.assert_called_once_with("bar")
func.reset_mock()
throttled("baz")
throttled("baz")
throttled("bop")
qtbot.wait(2 * DELAY)
func.assert_called_once_with("bop")
func.reset_mock()
def test_cancel(throttled, func, qtbot):
throttled("foo")
throttled("foo")
throttled("foo")
throttled("bar")
func.assert_called_once_with("foo")
func.reset_mock()
throttled.cancel()
qtbot.wait(int(1.5 * DELAY))
func.assert_not_called()
func.reset_mock()
def test_set(func, qtbot):
throttled = throttle.Throttle(func, DELAY)
throttled.set_delay(DELAY)
throttled("foo")
throttled("foo")
throttled("foo")
throttled("bar")
func.assert_called_once_with("foo")
func.reset_mock()
qtbot.wait(int(1.5 * DELAY))
func.assert_called_once_with("bar")
func.reset_mock()
def test_deleted_object(qtbot):
class Obj(QObject):
def func(self):
self.setObjectName("test")
obj = Obj()
throttled = throttle.Throttle(obj.func, DELAY, parent=obj)
throttled()
throttled()
sip.delete(obj)
qtbot.wait(int(1.5 * DELAY))
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