mirror of https://github.com/python/cpython
61 lines
1.9 KiB
Python
61 lines
1.9 KiB
Python
import io
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import pathlib
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import unittest
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from importlib import resources
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from . import util
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class CommonTests(util.CommonTests, unittest.TestCase):
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def execute(self, package, path):
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with resources.as_file(resources.files(package).joinpath(path)):
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pass
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class PathTests:
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def test_reading(self):
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"""
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Path should be readable and a pathlib.Path instance.
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"""
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target = resources.files(self.data) / 'utf-8.file'
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with resources.as_file(target) as path:
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self.assertIsInstance(path, pathlib.Path)
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self.assertTrue(path.name.endswith("utf-8.file"), repr(path))
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self.assertEqual('Hello, UTF-8 world!\n', path.read_text(encoding='utf-8'))
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class PathDiskTests(PathTests, util.DiskSetup, unittest.TestCase):
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def test_natural_path(self):
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# Guarantee the internal implementation detail that
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# file-system-backed resources do not get the tempdir
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# treatment.
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target = resources.files(self.data) / 'utf-8.file'
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with resources.as_file(target) as path:
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assert 'data' in str(path)
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class PathMemoryTests(PathTests, unittest.TestCase):
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def setUp(self):
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file = io.BytesIO(b'Hello, UTF-8 world!\n')
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self.addCleanup(file.close)
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self.data = util.create_package(
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file=file, path=FileNotFoundError("package exists only in memory")
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)
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self.data.__spec__.origin = None
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self.data.__spec__.has_location = False
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class PathZipTests(PathTests, util.ZipSetup, unittest.TestCase):
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def test_remove_in_context_manager(self):
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"""
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It is not an error if the file that was temporarily stashed on the
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file system is removed inside the `with` stanza.
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"""
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target = resources.files(self.data) / 'utf-8.file'
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with resources.as_file(target) as path:
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path.unlink()
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if __name__ == '__main__':
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unittest.main()
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