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#!/usr/bin/env 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
'''Test cases for overloads involving static and non-static versions of a method.'''
import os
import sys
import unittest
from pathlib import Path
sys.path.append(os.fspath(Path(__file__).resolve().parents[1]))
from shiboken_paths import init_paths
init_paths()
from sample import SimpleFile
class SimpleFile2 (SimpleFile):
def exists(self):
return "Mooo"
class SimpleFile3 (SimpleFile):
pass
class SimpleFile4 (SimpleFile):
exists = 5
class StaticNonStaticMethodsTest(unittest.TestCase):
'''Test cases for overloads involving static and non-static versions of a method.'''
def setUp(self):
filename = f'simplefile{os.getpid()}.txt'
self.existing_filename = Path(filename)
self.delete_file = False
if not self.existing_filename.exists():
with self.existing_filename.open('w') as f:
for line in range(10):
f.write('sbrubbles\n')
self.delete_file = True
self.non_existing_filename = Path('inexistingfile.txt')
i = 0
while self.non_existing_filename.exists():
i += 1
filename = 'inexistingfile-{i}.txt'
self.non_existing_filename = Path(filename)
def tearDown(self):
if self.delete_file:
os.remove(self.existing_filename)
def testCallingStaticMethodWithClass(self):
'''Call static method using class.'''
self.assertTrue(SimpleFile.exists(os.fspath(self.existing_filename)))
self.assertFalse(SimpleFile.exists(os.fspath(self.non_existing_filename)))
def testCallingStaticMethodWithInstance(self):
'''Call static method using instance of class.'''
f = SimpleFile(os.fspath(self.non_existing_filename))
self.assertTrue(f.exists(os.fspath(self.existing_filename)))
self.assertFalse(f.exists(os.fspath(self.non_existing_filename)))
def testCallingInstanceMethod(self):
'''Call instance method.'''
f1 = SimpleFile(os.fspath(self.non_existing_filename))
self.assertFalse(f1.exists())
f2 = SimpleFile(os.fspath(self.existing_filename))
self.assertTrue(f2.exists())
def testOverridingStaticNonStaticMethod(self):
f = SimpleFile2(os.fspath(self.existing_filename))
self.assertEqual(f.exists(), "Mooo")
f = SimpleFile3(os.fspath(self.existing_filename))
self.assertTrue(f.exists())
f = SimpleFile4(os.fspath(self.existing_filename))
self.assertEqual(f.exists, 5)
def testDuckPunchingStaticNonStaticMethod(self):
f = SimpleFile(os.fspath(self.existing_filename))
f.exists = lambda: "Meee"
self.assertEqual(f.exists(), "Meee")
if __name__ == '__main__':
unittest.main()
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