diff options
Diffstat (limited to 'src/silx/gui/widgets/test/test_threadpoolpushbutton.py')
-rw-r--r-- | src/silx/gui/widgets/test/test_threadpoolpushbutton.py | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/src/silx/gui/widgets/test/test_threadpoolpushbutton.py b/src/silx/gui/widgets/test/test_threadpoolpushbutton.py new file mode 100644 index 0000000..3808be0 --- /dev/null +++ b/src/silx/gui/widgets/test/test_threadpoolpushbutton.py @@ -0,0 +1,124 @@ +# coding: utf-8 +# /*########################################################################## +# +# Copyright (c) 2016-2021 European Synchrotron Radiation Facility +# +# Permission is hereby granted, free of charge, to any person obtaining a copy +# of this software and associated documentation files (the "Software"), to deal +# in the Software without restriction, including without limitation the rights +# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +# copies of the Software, and to permit persons to whom the Software is +# furnished to do so, subject to the following conditions: +# +# The above copyright notice and this permission notice shall be included in +# all copies or substantial portions of the Software. +# +# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER +# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, +# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN +# THE SOFTWARE. +# +# ###########################################################################*/ +"""Test for silx.gui.hdf5 module""" + +__authors__ = ["V. Valls"] +__license__ = "MIT" +__date__ = "17/01/2018" + + +import unittest +import time +from silx.gui import qt +from silx.gui.utils.testutils import TestCaseQt +from silx.gui.utils.testutils import SignalListener +from silx.gui.widgets.ThreadPoolPushButton import ThreadPoolPushButton +from silx.utils.testutils import LoggingValidator + + +class TestThreadPoolPushButton(TestCaseQt): + + def setUp(self): + super(TestThreadPoolPushButton, self).setUp() + self._result = [] + + def waitForPendingOperations(self, object): + for i in range(50): + if not object.hasPendingOperations(): + break + self.qWait(10) + else: + raise RuntimeError("Still waiting for a pending operation") + + def _trace(self, name, delay=0): + self._result.append(name) + if delay != 0: + time.sleep(delay / 1000.0) + + def _compute(self): + return "result" + + def _computeFail(self): + raise Exception("exception") + + def testExecute(self): + button = ThreadPoolPushButton() + button.setCallable(self._trace, "a", 0) + button.executeCallable() + time.sleep(0.1) + self.assertListEqual(self._result, ["a"]) + self.waitForPendingOperations(button) + + def testMultiExecution(self): + button = ThreadPoolPushButton() + button.setCallable(self._trace, "a", 0) + number = qt.silxGlobalThreadPool().maxThreadCount() + for _ in range(number): + button.executeCallable() + self.waitForPendingOperations(button) + self.assertListEqual(self._result, ["a"] * number) + + def testSaturateThreadPool(self): + button = ThreadPoolPushButton() + button.setCallable(self._trace, "a", 100) + number = qt.silxGlobalThreadPool().maxThreadCount() * 2 + for _ in range(number): + button.executeCallable() + self.waitForPendingOperations(button) + self.assertListEqual(self._result, ["a"] * number) + + def testSuccess(self): + listener = SignalListener() + button = ThreadPoolPushButton() + button.setCallable(self._compute) + button.beforeExecuting.connect(listener.partial(test="be")) + button.started.connect(listener.partial(test="s")) + button.succeeded.connect(listener.partial(test="result")) + button.failed.connect(listener.partial(test="Unexpected exception")) + button.finished.connect(listener.partial(test="f")) + button.executeCallable() + self.qapp.processEvents() + time.sleep(0.1) + self.qapp.processEvents() + result = listener.karguments(argumentName="test") + self.assertListEqual(result, ["be", "s", "result", "f"]) + + def testFail(self): + listener = SignalListener() + button = ThreadPoolPushButton() + button.setCallable(self._computeFail) + button.beforeExecuting.connect(listener.partial(test="be")) + button.started.connect(listener.partial(test="s")) + button.succeeded.connect(listener.partial(test="Unexpected success")) + button.failed.connect(listener.partial(test="exception")) + button.finished.connect(listener.partial(test="f")) + with LoggingValidator('silx.gui.widgets.ThreadPoolPushButton', error=1): + button.executeCallable() + self.qapp.processEvents() + time.sleep(0.1) + self.qapp.processEvents() + result = listener.karguments(argumentName="test") + self.assertListEqual(result, ["be", "s", "exception", "f"]) + listener.clear() |