forked from Rust-related/RustPython
af884cb284
* Mark 3.12 * Update importlib from Python 3.12.0 * Update test_importlib from Python3.12 * Mark failings tests from importlib * Update test.support from Python3.12 * Fix unsupported parser feature * mark failing test * Update functools from Python 3.12 * manual type annotation * slice behavior changed in 3.12 * empty unittest.main returns non-zero * test_decimal from CPython 3.12 * Mark failing tests * Update test_unicode from CPython 3.12 * Update test_functools from Python 3.12 * Update enum from Python 3.12 * enum * Doc format changed * Update test_module from CPython --------- Co-authored-by: CPython developers <>
80 lines
3.0 KiB
Python
Vendored
80 lines
3.0 KiB
Python
Vendored
"""Test case-sensitivity (PEP 235)."""
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import sys
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from test.test_importlib import util
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importlib = util.import_importlib('importlib')
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machinery = util.import_importlib('importlib.machinery')
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import os
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from test.support import os_helper
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import unittest
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import warnings
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@util.case_insensitive_tests
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class CaseSensitivityTest(util.CASEOKTestBase):
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"""PEP 235 dictates that on case-preserving, case-insensitive file systems
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that imports are case-sensitive unless the PYTHONCASEOK environment
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variable is set."""
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name = 'MoDuLe'
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assert name != name.lower()
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def finder(self, path):
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return self.machinery.FileFinder(path,
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(self.machinery.SourceFileLoader,
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self.machinery.SOURCE_SUFFIXES),
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(self.machinery.SourcelessFileLoader,
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self.machinery.BYTECODE_SUFFIXES))
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def sensitivity_test(self):
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"""Look for a module with matching and non-matching sensitivity."""
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sensitive_pkg = 'sensitive.{0}'.format(self.name)
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insensitive_pkg = 'insensitive.{0}'.format(self.name.lower())
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context = util.create_modules(insensitive_pkg, sensitive_pkg)
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with context as mapping:
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sensitive_path = os.path.join(mapping['.root'], 'sensitive')
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insensitive_path = os.path.join(mapping['.root'], 'insensitive')
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sensitive_finder = self.finder(sensitive_path)
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insensitive_finder = self.finder(insensitive_path)
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return self.find(sensitive_finder), self.find(insensitive_finder)
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@unittest.skipIf(sys.flags.ignore_environment, 'ignore_environment flag was set')
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def test_sensitive(self):
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with os_helper.EnvironmentVarGuard() as env:
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env.unset('PYTHONCASEOK')
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self.caseok_env_changed(should_exist=False)
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sensitive, insensitive = self.sensitivity_test()
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self.assertIsNotNone(sensitive)
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self.assertIn(self.name, sensitive.get_filename(self.name))
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self.assertIsNone(insensitive)
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@unittest.skipIf(sys.flags.ignore_environment, 'ignore_environment flag was set')
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def test_insensitive(self):
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with os_helper.EnvironmentVarGuard() as env:
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env.set('PYTHONCASEOK', '1')
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self.caseok_env_changed(should_exist=True)
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sensitive, insensitive = self.sensitivity_test()
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self.assertIsNotNone(sensitive)
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self.assertIn(self.name, sensitive.get_filename(self.name))
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self.assertIsNotNone(insensitive)
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self.assertIn(self.name, insensitive.get_filename(self.name))
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class CaseSensitivityTestPEP451(CaseSensitivityTest):
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def find(self, finder):
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found = finder.find_spec(self.name)
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return found.loader if found is not None else found
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(Frozen_CaseSensitivityTestPEP451,
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Source_CaseSensitivityTestPEP451
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) = util.test_both(CaseSensitivityTestPEP451, importlib=importlib,
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machinery=machinery)
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if __name__ == '__main__':
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unittest.main()
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