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#!/usr/bin/python
# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
'''Tests for static methos conflicts with class methods'''
import os
import sys
import unittest
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from init_paths import init_test_paths
init_test_paths(False)
from PySide6.QtCore import (QCoreApplication, QFile, QMetaMethod, QMetaObject,
QObject, QModelIndex, QPoint, QTimer, QSemaphore,
QStringListModel, Qt, Signal, Slot,
SIGNAL, Q_ARG, Q_RETURN_ARG)
class Foo(QFile):
pass
class DynObject(QObject):
def slot(self):
pass
class InvokeTester(QObject):
def __init__(self, parent=None):
super().__init__(parent)
@Slot(int, int, result=int)
def add(self, a, b):
return a + b
@Slot(str, str, result=str)
def concatenate(self, a, b):
return a + b
@Slot(QPoint, result=int)
def manhattan_length(self, point):
return abs(point.x()) + abs(point.y())
@Slot(QPoint, QPoint, result=QPoint)
def add_points(self, point1, point2):
return point1 + point2
@Slot(QObject, result=str)
def object_name(self, o):
return o.objectName()
@Slot(QObject, result=QObject)
def first_child(self, o):
return o.children()[0]
class SemaphoreSender(QObject):
signal = Signal(QSemaphore)
def __init__(self, parent=None):
super().__init__(parent)
self.semaphore = QSemaphore()
def emitSignal(self):
self.signal.emit(self.semaphore)
class SemaphoreReceiver(QObject):
def __init__(self, parent=None):
super().__init__(parent)
self.semaphore = None
@Slot(QSemaphore)
def receiverSlot(self, semaphore):
self.semaphore = semaphore
class qmetaobject_test(unittest.TestCase):
"""
def test_QMetaObject(self):
qobj = QObject()
qobj_metaobj = qobj.metaObject()
self.assertEqual(qobj_metaobj.className(), "QObject")
obj = QFile()
m = obj.metaObject()
self.assertEqual(m.className(), "QFile")
self.assertNotEqual(m.methodCount(), qobj_metaobj.methodCount())
obj = Foo()
m = obj.metaObject()
self.assertEqual(m.className(), "Foo")
f = QFile()
fm = f.metaObject()
self.assertEqual(m.methodCount(), fm.methodCount())
"""
def test_DynamicSlotSignal(self):
o = DynObject()
o2 = QObject()
o.connect(o2, SIGNAL("bars()"), o.slot)
self.assertTrue(o2.metaObject().indexOfMethod("bars()") > -1)
# PYSIDE-784, plain Qt objects should not have intermediary
# metaObjects.
def test_PlainQObject(self):
timer = QTimer()
self.assertEqual(timer.metaObject().superClass().className(),
"QObject")
# PYSIDE-1827, slots with non-QObject object types should work
# (metatypes are registered)
def test_ObjectSlotSignal(self):
app = QCoreApplication() # noqa: F841
sender = SemaphoreSender()
receiver = SemaphoreReceiver()
sender.signal.connect(receiver.receiverSlot, Qt.QueuedConnection)
sender.emitSignal()
while not receiver.semaphore:
QCoreApplication.processEvents()
self.assertEqual(sender.semaphore, receiver.semaphore)
# PYSIDE-1898,
def test_Invoke(self):
tester = InvokeTester()
# Primitive types
sum = QMetaObject.invokeMethod(tester, "add", Q_RETURN_ARG(int),
Q_ARG(int, 2), Q_ARG(int, 3))
self.assertEqual(sum, 5)
# Same with QMetaMethod
mo = tester.metaObject()
method = mo.method(mo.indexOfMethod("add(int,int)"))
self.assertTrue(method.isValid())
sum = method.invoke(tester, Qt.ConnectionType.AutoConnection,
Q_RETURN_ARG(int), Q_ARG(int, 2), Q_ARG(int, 3))
self.assertEqual(sum, 5)
sum = method.invoke(tester, Q_RETURN_ARG(int), Q_ARG(int, 2),
Q_ARG(int, 3))
self.assertEqual(sum, 5)
concatenated = QMetaObject.invokeMethod(tester, "concatenate",
Q_RETURN_ARG(str),
Q_ARG(str, "bla"),
Q_ARG(str, "bla"))
self.assertEqual(concatenated, "blabla")
# Wrapped type as in-parameter
point = QPoint(10, 20)
len = QMetaObject.invokeMethod(tester, "manhattan_length",
Q_RETURN_ARG(int),
Q_ARG(QPoint, point))
self.assertEqual(len, point.manhattanLength())
# Wrapped type as result
point2 = QPoint(30, 30)
point3 = QMetaObject.invokeMethod(tester, "add_points",
Q_RETURN_ARG(QPoint),
Q_ARG(QPoint, point),
Q_ARG(QPoint, point2))
self.assertEqual(point + point2, point3)
# Pass an object
o = QObject()
o.setObjectName("Foo")
name = QMetaObject.invokeMethod(tester, "object_name",
Q_RETURN_ARG(str),
Q_ARG(QObject, o))
self.assertEqual(name, o.objectName())
# Return an object
child = QObject(o)
child.setObjectName("Child")
c = QMetaObject.invokeMethod(tester, "first_child",
Q_RETURN_ARG(QObject),
Q_ARG(QObject, o))
self.assertTrue(c)
self.assertEqual(c, child)
def test_InvokeTypeString(self):
strings = ["item1", "item2"]
model = QStringListModel(strings)
index = model.index(1, 0)
QMetaObject.invokeMethod(model, "setData",
Q_ARG(QModelIndex, index),
Q_ARG("QVariant", "bla"))
self.assertEqual(model.data(index), "bla")
# Same with QMetaMethod
mo = model.metaObject()
method = mo.method(mo.indexOfMethod("setData(QModelIndex,QVariant)"))
self.assertTrue(method.isValid())
method.invoke(model, Qt.ConnectionType.AutoConnection,
Q_ARG(QModelIndex, index), Q_ARG("QVariant", "blub"))
self.assertEqual(model.data(index), "blub")
method.invoke(model, Q_ARG(QModelIndex, index), Q_ARG("QVariant", "blip"))
self.assertEqual(model.data(index), "blip")
def test_QMetaMethod(self):
o = QObject()
m = QMetaMethod.fromSignal(o.destroyed)
self.assertTrue(m.isValid)
self.assertEqual(m.methodSignature(), b"destroyed()")
if __name__ == '__main__':
unittest.main()
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