/usr/lib/python2.7/test/test_compileall.py is in libpython2.7-testsuite 2.7.15~rc1-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 | import compileall
import imp
import os
import py_compile
import shutil
import struct
import tempfile
from test import test_support
import unittest
class CompileallTests(unittest.TestCase):
def setUp(self):
self.directory = tempfile.mkdtemp()
self.source_path = os.path.join(self.directory, '_test.py')
self.bc_path = self.source_path + ('c' if __debug__ else 'o')
with open(self.source_path, 'w') as file:
file.write('x = 123\n')
self.source_path2 = os.path.join(self.directory, '_test2.py')
self.bc_path2 = self.source_path2 + ('c' if __debug__ else 'o')
shutil.copyfile(self.source_path, self.source_path2)
def tearDown(self):
shutil.rmtree(self.directory)
def data(self):
with open(self.bc_path, 'rb') as file:
data = file.read(8)
mtime = int(os.stat(self.source_path).st_mtime)
compare = struct.pack('<4sl', imp.get_magic(), mtime)
return data, compare
@unittest.skipUnless(hasattr(os, 'stat'), 'test needs os.stat()')
def recreation_check(self, metadata):
"""Check that compileall recreates bytecode when the new metadata is
used."""
py_compile.compile(self.source_path)
self.assertEqual(*self.data())
with open(self.bc_path, 'rb') as file:
bc = file.read()[len(metadata):]
with open(self.bc_path, 'wb') as file:
file.write(metadata)
file.write(bc)
self.assertNotEqual(*self.data())
compileall.compile_dir(self.directory, force=False, quiet=True)
self.assertTrue(*self.data())
def test_mtime(self):
# Test a change in mtime leads to a new .pyc.
self.recreation_check(struct.pack('<4sl', imp.get_magic(), 1))
def test_magic_number(self):
# Test a change in mtime leads to a new .pyc.
self.recreation_check(b'\0\0\0\0')
def test_compile_files(self):
# Test compiling a single file, and complete directory
for fn in (self.bc_path, self.bc_path2):
try:
os.unlink(fn)
except:
pass
compileall.compile_file(self.source_path, force=False, quiet=True)
self.assertTrue(os.path.isfile(self.bc_path) \
and not os.path.isfile(self.bc_path2))
os.unlink(self.bc_path)
compileall.compile_dir(self.directory, force=False, quiet=True)
self.assertTrue(os.path.isfile(self.bc_path) \
and os.path.isfile(self.bc_path2))
os.unlink(self.bc_path)
os.unlink(self.bc_path2)
def test_main():
test_support.run_unittest(CompileallTests)
if __name__ == "__main__":
test_main()
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