75 lines
2.6 KiB
Python
75 lines
2.6 KiB
Python
import imp
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import os
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import py_compile
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import shutil
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import stat
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import tempfile
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import unittest
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from test import support, script_helper
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class PyCompileTests(unittest.TestCase):
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def setUp(self):
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self.directory = tempfile.mkdtemp()
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self.source_path = os.path.join(self.directory, '_test.py')
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self.pyc_path = self.source_path + 'c'
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self.cache_path = imp.cache_from_source(self.source_path)
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self.cwd_drive = os.path.splitdrive(os.getcwd())[0]
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# In these tests we compute relative paths. When using Windows, the
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# current working directory path and the 'self.source_path' might be
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# on different drives. Therefore we need to switch to the drive where
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# the temporary source file lives.
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drive = os.path.splitdrive(self.source_path)[0]
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if drive:
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os.chdir(drive)
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with open(self.source_path, 'w') as file:
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file.write('x = 123\n')
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def tearDown(self):
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shutil.rmtree(self.directory)
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if self.cwd_drive:
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os.chdir(self.cwd_drive)
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def test_absolute_path(self):
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py_compile.compile(self.source_path, self.pyc_path)
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self.assertTrue(os.path.exists(self.pyc_path))
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self.assertFalse(os.path.exists(self.cache_path))
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def test_cache_path(self):
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py_compile.compile(self.source_path)
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self.assertTrue(os.path.exists(self.cache_path))
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def test_cwd(self):
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cwd = os.getcwd()
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os.chdir(self.directory)
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py_compile.compile(os.path.basename(self.source_path),
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os.path.basename(self.pyc_path))
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os.chdir(cwd)
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self.assertTrue(os.path.exists(self.pyc_path))
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self.assertFalse(os.path.exists(self.cache_path))
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def test_relative_path(self):
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py_compile.compile(os.path.relpath(self.source_path),
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os.path.relpath(self.pyc_path))
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self.assertTrue(os.path.exists(self.pyc_path))
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self.assertFalse(os.path.exists(self.cache_path))
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@unittest.skipIf(os.name == 'nt',
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'cannot control directory permissions on Windows')
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def test_exceptions_propagate(self):
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# Make sure that exceptions raised thanks to issues with writing
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# bytecode.
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# http://bugs.python.org/issue17244
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mode = os.stat(self.directory)
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os.chmod(self.directory, stat.S_IREAD)
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try:
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with self.assertRaises(IOError):
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py_compile.compile(self.source_path, self.pyc_path)
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finally:
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os.chmod(self.directory, mode.st_mode)
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if __name__ == "__main__":
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unittest.main()
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