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bpo-42129: Add support for resources in namespaces (GH-24670)

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* Unify behavior in ResourceReaderDefaultsTests and align with the behavior found in importlib_resources.
* Equip NamespaceLoader with a NamespaceReader.
* Apply changes from importlib_resources 5.0.4
This commit is contained in:
Jason R. Coombs 2021-03-04 13:43:00 -05:00 • committed by GitHub
parent fbf75b9997
commit 6714825414
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21 changed files with 1315 additions and 916 deletions
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27
Lib/test/test_importlib/test_open.py
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@ -29,34 +29,32 @@ class OpenTests:
self.assertEqual(result, 'Hello, UTF-8 world!\n')
def test_open_text_given_encoding(self):
with resources.open_text(
self.data, 'utf-16.file', 'utf-16', 'strict') as fp:
with resources.open_text(self.data, 'utf-16.file', 'utf-16', 'strict') as fp:
result = fp.read()
self.assertEqual(result, 'Hello, UTF-16 world!\n')
def test_open_text_with_errors(self):
# Raises UnicodeError without the 'errors' argument.
with resources.open_text(
self.data, 'utf-16.file', 'utf-8', 'strict') as fp:
with resources.open_text(self.data, 'utf-16.file', 'utf-8', 'strict') as fp:
self.assertRaises(UnicodeError, fp.read)
with resources.open_text(
self.data, 'utf-16.file', 'utf-8', 'ignore') as fp:
with resources.open_text(self.data, 'utf-16.file', 'utf-8', 'ignore') as fp:
result = fp.read()
self.assertEqual(
result,
'H\x00e\x00l\x00l\x00o\x00,\x00 '
'\x00U\x00T\x00F\x00-\x001\x006\x00 '
'\x00w\x00o\x00r\x00l\x00d\x00!\x00\n\x00')
'\x00w\x00o\x00r\x00l\x00d\x00!\x00\n\x00',
)
def test_open_binary_FileNotFoundError(self):
self.assertRaises(
FileNotFoundError,
resources.open_binary, self.data, 'does-not-exist')
FileNotFoundError, resources.open_binary, self.data, 'does-not-exist'
)
def test_open_text_FileNotFoundError(self):
self.assertRaises(
FileNotFoundError,
resources.open_text, self.data, 'does-not-exist')
FileNotFoundError, resources.open_text, self.data, 'does-not-exist'
)
class OpenDiskTests(OpenTests, unittest.TestCase):
@ -64,6 +62,13 @@ class OpenDiskTests(OpenTests, unittest.TestCase):
self.data = data01
class OpenDiskNamespaceTests(OpenTests, unittest.TestCase):
def setUp(self):
from . import namespacedata01
self.data = namespacedata01
class OpenZipTests(OpenTests, util.ZipSetup, unittest.TestCase):
pass