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# Copyright (C) 2022 The Qt Company Ltd.
# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
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 helper.usesqapplication import UsesQApplication
from PySide6.QtCore import Qt
from PySide6.QtGui import QColor, QAction
from PySide6.QtWidgets import QApplication, QLabel, QFrame
is_pypy = hasattr(sys, "pypy_version_info")
if not is_pypy:
from PySide6.support import feature
class ConstructorPropertiesTest(unittest.TestCase):
def setUp(self):
qApp or QApplication()
if not is_pypy:
feature.reset()
def tearDown(self):
if not is_pypy:
feature.reset()
qApp.shutdown()
# PYSIDE-1019: First property extension was support by the constructor.
def testCallConstructor(self):
label = QLabel(
frameStyle=QFrame.Panel | QFrame.Sunken, # QFrame attr, no property
lineWidth=2, # QFrame property
text="first line\nsecond line", # QLabel property
alignment=Qt.AlignBottom | Qt.AlignRight # QLabel property
)
self.assertEqual(label.lineWidth(), 2)
self.assertRaises(AttributeError, lambda: QLabel(
somethingelse=42,
))
# PYSIDE-1705: The same with snake_case
@unittest.skipIf(is_pypy, "feature switching is not yet possible in PyPy")
def testCallConstructor_snake(self):
from __feature__ import snake_case
label = QLabel(
frame_style=QFrame.Panel | QFrame.Sunken, # QFrame attr, no property
line_width=2, # QFrame property
text="first line\nsecond line", # QLabel property
alignment=Qt.AlignBottom | Qt.AlignRight # QLabel property
)
self.assertEqual(label.line_width(), 2)
self.assertRaises(AttributeError, lambda: QLabel(
lineWidth=2, # QFrame property
))
# PYSIDE-1705: The same with true_property
@unittest.skipIf(is_pypy, "feature switching is not yet possible in PyPy")
def testCallConstructor_prop(self):
from __feature__ import true_property
label = QLabel(
frameStyle=QFrame.Panel | QFrame.Sunken, # QFrame attr, no property
lineWidth=2, # QFrame property
text="first line\nsecond line", # QLabel property
alignment=Qt.AlignBottom | Qt.AlignRight # QLabel property
)
self.assertEqual(label.lineWidth, 2)
self.assertRaises(AttributeError, lambda: QLabel(
line_width=2, # QFrame property
))
# PYSIDE-1705: The same with snake_case and true_property
@unittest.skipIf(is_pypy, "feature switching is not yet possible in PyPy")
def testCallConstructor_prop_snake(self):
from __feature__ import snake_case, true_property
label = QLabel(
frame_style=QFrame.Panel | QFrame.Sunken, # QFrame attr, no property
line_width=2, # QFrame property
text="first line\nsecond line", # QLabel property
alignment=Qt.AlignBottom | Qt.AlignRight # QLabel property
)
self.assertEqual(label.line_width, 2)
self.assertRaises(AttributeError, lambda: QLabel(
lineWidth=2, # QFrame property
))
class DiverseKeywordsTest(UsesQApplication):
def testDuplicateKeyword(self):
r, g, b, a = 1, 2, 3, 4
with self.assertRaises(TypeError) as cm:
QColor(r, g, b, a, a=0)
self.assertTrue("multiple" in cm.exception.args[0])
# PYSIDE-1305: Handle keyword args correctly.
def testUndefinedKeyword(self):
r, g, b, a = 1, 2, 3, 4
# From the jira issue:
with self.assertRaises(AttributeError) as cm:
QColor(r, g, b, a, alpha=0)
self.assertTrue("unsupported" in cm.exception.args[0])
# PYSIDE-1305: Handle keyword args correctly.
def testUndefinedConstructorKeyword(self):
# make sure that the given attribute lands in the constructor
x = QAction(autoRepeat=False)
self.assertEqual(x.autoRepeat(), False)
x = QAction(autoRepeat=True)
self.assertEqual(x.autoRepeat(), True)
# QAction derives from QObject, and so the missing attributes
# in the constructor are reported as AttributeError.
with self.assertRaises(AttributeError):
QAction(some_other_name=42)
if __name__ == '__main__':
unittest.main()
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