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			360 lines
		
	
	
	
		
			14 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			360 lines
		
	
	
	
		
			14 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
| import sys
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| import compileall
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| 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 struct
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| import subprocess
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| import tempfile
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| import time
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| import unittest
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| import io
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| 
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| from test import support, script_helper
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| 
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| class CompileallTests(unittest.TestCase):
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| 
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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.bc_path = imp.cache_from_source(self.source_path)
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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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|         self.source_path2 = os.path.join(self.directory, '_test2.py')
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|         self.bc_path2 = imp.cache_from_source(self.source_path2)
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|         shutil.copyfile(self.source_path, self.source_path2)
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|         self.subdirectory = os.path.join(self.directory, '_subdir')
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|         os.mkdir(self.subdirectory)
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|         self.source_path3 = os.path.join(self.subdirectory, '_test3.py')
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|         shutil.copyfile(self.source_path, self.source_path3)
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| 
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|     def tearDown(self):
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|         shutil.rmtree(self.directory)
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| 
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|     def data(self):
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|         with open(self.bc_path, 'rb') as file:
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|             data = file.read(8)
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|         mtime = int(os.stat(self.source_path).st_mtime)
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|         compare = struct.pack('<4sl', imp.get_magic(), mtime)
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|         return data, compare
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| 
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|     def recreation_check(self, metadata):
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|         """Check that compileall recreates bytecode when the new metadata is
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|         used."""
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|         if not hasattr(os, 'stat'):
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|             return
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|         py_compile.compile(self.source_path)
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|         self.assertEqual(*self.data())
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|         with open(self.bc_path, 'rb') as file:
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|             bc = file.read()[len(metadata):]
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|         with open(self.bc_path, 'wb') as file:
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|             file.write(metadata)
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|             file.write(bc)
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|         self.assertNotEqual(*self.data())
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|         compileall.compile_dir(self.directory, force=False, quiet=True)
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|         self.assertTrue(*self.data())
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| 
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|     def test_mtime(self):
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|         # Test a change in mtime leads to a new .pyc.
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|         self.recreation_check(struct.pack('<4sl', imp.get_magic(), 1))
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| 
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|     def test_magic_number(self):
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|         # Test a change in mtime leads to a new .pyc.
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|         self.recreation_check(b'\0\0\0\0')
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| 
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|     def test_compile_files(self):
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|         # Test compiling a single file, and complete directory
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|         for fn in (self.bc_path, self.bc_path2):
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|             try:
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|                 os.unlink(fn)
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|             except:
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|                 pass
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|         compileall.compile_file(self.source_path, force=False, quiet=True)
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|         self.assertTrue(os.path.isfile(self.bc_path) and
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|                         not os.path.isfile(self.bc_path2))
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|         os.unlink(self.bc_path)
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|         compileall.compile_dir(self.directory, force=False, quiet=True)
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|         self.assertTrue(os.path.isfile(self.bc_path) and
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|                         os.path.isfile(self.bc_path2))
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|         os.unlink(self.bc_path)
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|         os.unlink(self.bc_path2)
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| 
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|     def test_no_pycache_in_non_package(self):
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|         # Bug 8563 reported that __pycache__ directories got created by
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|         # compile_file() for non-.py files.
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|         data_dir = os.path.join(self.directory, 'data')
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|         data_file = os.path.join(data_dir, 'file')
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|         os.mkdir(data_dir)
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|         # touch data/file
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|         with open(data_file, 'w'):
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|             pass
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|         compileall.compile_file(data_file)
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|         self.assertFalse(os.path.exists(os.path.join(data_dir, '__pycache__')))
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| 
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|     def test_optimize(self):
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|         # make sure compiling with different optimization settings than the
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|         # interpreter's creates the correct file names
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|         optimize = 1 if __debug__ else 0
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|         compileall.compile_dir(self.directory, quiet=True, optimize=optimize)
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|         cached = imp.cache_from_source(self.source_path,
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|                                        debug_override=not optimize)
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|         self.assertTrue(os.path.isfile(cached))
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|         cached2 = imp.cache_from_source(self.source_path2,
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|                                        debug_override=not optimize)
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|         self.assertTrue(os.path.isfile(cached2))
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|         cached3 = imp.cache_from_source(self.source_path3,
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|                                        debug_override=not optimize)
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|         self.assertTrue(os.path.isfile(cached3))
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| 
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| 
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| class EncodingTest(unittest.TestCase):
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|     """Issue 6716: compileall should escape source code when printing errors
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|     to stdout."""
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| 
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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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|         with open(self.source_path, 'w', encoding='utf-8') as file:
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|             file.write('# -*- coding: utf-8 -*-\n')
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|             file.write('print u"\u20ac"\n')
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| 
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|     def tearDown(self):
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|         shutil.rmtree(self.directory)
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| 
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|     def test_error(self):
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|         try:
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|             orig_stdout = sys.stdout
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|             sys.stdout = io.TextIOWrapper(io.BytesIO(),encoding='ascii')
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|             compileall.compile_dir(self.directory)
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|         finally:
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|             sys.stdout = orig_stdout
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| 
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| 
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| class CommandLineTests(unittest.TestCase):
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|     """Test compileall's CLI."""
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| 
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|     def assertRunOK(self, *args, **env_vars):
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|         rc, out, err = script_helper.assert_python_ok(
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|                         '-S', '-m', 'compileall', *args, **env_vars)
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|         self.assertEqual(b'', err)
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|         return out
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| 
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|     def assertRunNotOK(self, *args, **env_vars):
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|         rc, out, err = script_helper.assert_python_failure(
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|                         '-S', '-m', 'compileall', *args, **env_vars)
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|         return rc, out, err
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| 
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|     def assertCompiled(self, fn):
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|         self.assertTrue(os.path.exists(imp.cache_from_source(fn)))
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| 
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|     def assertNotCompiled(self, fn):
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|         self.assertFalse(os.path.exists(imp.cache_from_source(fn)))
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| 
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|     def setUp(self):
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|         self.addCleanup(self._cleanup)
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|         self.directory = tempfile.mkdtemp()
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|         self.pkgdir = os.path.join(self.directory, 'foo')
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|         os.mkdir(self.pkgdir)
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|         self.pkgdir_cachedir = os.path.join(self.pkgdir, '__pycache__')
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|         # Create the __init__.py and a package module.
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|         self.initfn = script_helper.make_script(self.pkgdir, '__init__', '')
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|         self.barfn = script_helper.make_script(self.pkgdir, 'bar', '')
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| 
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|     def _cleanup(self):
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|         support.rmtree(self.directory)
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| 
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|     def test_no_args_compiles_path(self):
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|         # Note that -l is implied for the no args case.
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|         bazfn = script_helper.make_script(self.directory, 'baz', '')
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|         self.assertRunOK(PYTHONPATH=self.directory)
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|         self.assertCompiled(bazfn)
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|         self.assertNotCompiled(self.initfn)
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|         self.assertNotCompiled(self.barfn)
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| 
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|     # Ensure that the default behavior of compileall's CLI is to create
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|     # PEP 3147 pyc/pyo files.
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|     for name, ext, switch in [
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|         ('normal', 'pyc', []),
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|         ('optimize', 'pyo', ['-O']),
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|         ('doubleoptimize', 'pyo', ['-OO']),
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|     ]:
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|         def f(self, ext=ext, switch=switch):
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|             script_helper.assert_python_ok(*(switch +
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|                 ['-m', 'compileall', '-q', self.pkgdir]))
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|             # Verify the __pycache__ directory contents.
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|             self.assertTrue(os.path.exists(self.pkgdir_cachedir))
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|             expected = sorted(base.format(imp.get_tag(), ext) for base in
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|                               ('__init__.{}.{}', 'bar.{}.{}'))
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|             self.assertEqual(sorted(os.listdir(self.pkgdir_cachedir)), expected)
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|             # Make sure there are no .pyc files in the source directory.
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|             self.assertFalse([fn for fn in os.listdir(self.pkgdir)
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|                               if fn.endswith(ext)])
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|         locals()['test_pep3147_paths_' + name] = f
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| 
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|     def test_legacy_paths(self):
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|         # Ensure that with the proper switch, compileall leaves legacy
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|         # pyc/pyo files, and no __pycache__ directory.
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|         self.assertRunOK('-b', '-q', self.pkgdir)
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|         # Verify the __pycache__ directory contents.
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|         self.assertFalse(os.path.exists(self.pkgdir_cachedir))
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|         expected = sorted(['__init__.py', '__init__.pyc', 'bar.py', 'bar.pyc'])
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|         self.assertEqual(sorted(os.listdir(self.pkgdir)), expected)
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| 
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|     def test_multiple_runs(self):
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|         # Bug 8527 reported that multiple calls produced empty
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|         # __pycache__/__pycache__ directories.
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|         self.assertRunOK('-q', self.pkgdir)
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|         # Verify the __pycache__ directory contents.
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|         self.assertTrue(os.path.exists(self.pkgdir_cachedir))
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|         cachecachedir = os.path.join(self.pkgdir_cachedir, '__pycache__')
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|         self.assertFalse(os.path.exists(cachecachedir))
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|         # Call compileall again.
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|         self.assertRunOK('-q', self.pkgdir)
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|         self.assertTrue(os.path.exists(self.pkgdir_cachedir))
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|         self.assertFalse(os.path.exists(cachecachedir))
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| 
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|     def test_force(self):
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|         self.assertRunOK('-q', self.pkgdir)
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|         pycpath = imp.cache_from_source(self.barfn)
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|         # set atime/mtime backward to avoid file timestamp resolution issues
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|         os.utime(pycpath, (time.time()-60,)*2)
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|         mtime = os.stat(pycpath).st_mtime
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|         # without force, no recompilation
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|         self.assertRunOK('-q', self.pkgdir)
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|         mtime2 = os.stat(pycpath).st_mtime
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|         self.assertEqual(mtime, mtime2)
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|         # now force it.
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|         self.assertRunOK('-q', '-f', self.pkgdir)
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|         mtime2 = os.stat(pycpath).st_mtime
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|         self.assertNotEqual(mtime, mtime2)
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| 
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|     def test_recursion_control(self):
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|         subpackage = os.path.join(self.pkgdir, 'spam')
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|         os.mkdir(subpackage)
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|         subinitfn = script_helper.make_script(subpackage, '__init__', '')
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|         hamfn = script_helper.make_script(subpackage, 'ham', '')
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|         self.assertRunOK('-q', '-l', self.pkgdir)
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|         self.assertNotCompiled(subinitfn)
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|         self.assertFalse(os.path.exists(os.path.join(subpackage, '__pycache__')))
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|         self.assertRunOK('-q', self.pkgdir)
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|         self.assertCompiled(subinitfn)
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|         self.assertCompiled(hamfn)
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| 
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|     def test_quiet(self):
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|         noisy = self.assertRunOK(self.pkgdir)
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|         quiet = self.assertRunOK('-q', self.pkgdir)
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|         self.assertNotEqual(b'', noisy)
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|         self.assertEqual(b'', quiet)
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| 
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|     def test_regexp(self):
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|         self.assertRunOK('-q', '-x', r'ba[^\\/]*$', self.pkgdir)
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|         self.assertNotCompiled(self.barfn)
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|         self.assertCompiled(self.initfn)
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| 
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|     def test_multiple_dirs(self):
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|         pkgdir2 = os.path.join(self.directory, 'foo2')
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|         os.mkdir(pkgdir2)
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|         init2fn = script_helper.make_script(pkgdir2, '__init__', '')
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|         bar2fn = script_helper.make_script(pkgdir2, 'bar2', '')
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|         self.assertRunOK('-q', self.pkgdir, pkgdir2)
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|         self.assertCompiled(self.initfn)
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|         self.assertCompiled(self.barfn)
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|         self.assertCompiled(init2fn)
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|         self.assertCompiled(bar2fn)
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| 
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|     def test_d_takes_exactly_one_dir(self):
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|         rc, out, err = self.assertRunNotOK('-d', 'foo')
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|         self.assertEqual(out, b'')
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|         self.assertRegex(err, b'-d')
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|         rc, out, err = self.assertRunNotOK('-d', 'foo', 'bar')
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|         self.assertEqual(out, b'')
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|         self.assertRegex(err, b'-d')
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| 
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|     def test_d_compile_error(self):
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|         script_helper.make_script(self.pkgdir, 'crunchyfrog', 'bad(syntax')
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|         rc, out, err = self.assertRunNotOK('-q', '-d', 'dinsdale', self.pkgdir)
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|         self.assertRegex(out, b'File "dinsdale')
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| 
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|     def test_d_runtime_error(self):
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|         bazfn = script_helper.make_script(self.pkgdir, 'baz', 'raise Exception')
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|         self.assertRunOK('-q', '-d', 'dinsdale', self.pkgdir)
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|         fn = script_helper.make_script(self.pkgdir, 'bing', 'import baz')
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|         pyc = imp.cache_from_source(bazfn)
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|         os.rename(pyc, os.path.join(self.pkgdir, 'baz.pyc'))
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|         os.remove(bazfn)
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|         rc, out, err = script_helper.assert_python_failure(fn)
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|         self.assertRegex(err, b'File "dinsdale')
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| 
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|     def test_include_bad_file(self):
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|         rc, out, err = self.assertRunNotOK(
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|             '-i', os.path.join(self.directory, 'nosuchfile'), self.pkgdir)
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|         self.assertRegex(out, b'rror.*nosuchfile')
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|         self.assertNotRegex(err, b'Traceback')
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|         self.assertFalse(os.path.exists(imp.cache_from_source(
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|                                             self.pkgdir_cachedir)))
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| 
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|     def test_include_file_with_arg(self):
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|         f1 = script_helper.make_script(self.pkgdir, 'f1', '')
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|         f2 = script_helper.make_script(self.pkgdir, 'f2', '')
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|         f3 = script_helper.make_script(self.pkgdir, 'f3', '')
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|         f4 = script_helper.make_script(self.pkgdir, 'f4', '')
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|         with open(os.path.join(self.directory, 'l1'), 'w') as l1:
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|             l1.write(os.path.join(self.pkgdir, 'f1.py')+os.linesep)
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|             l1.write(os.path.join(self.pkgdir, 'f2.py')+os.linesep)
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|         self.assertRunOK('-i', os.path.join(self.directory, 'l1'), f4)
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|         self.assertCompiled(f1)
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|         self.assertCompiled(f2)
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|         self.assertNotCompiled(f3)
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|         self.assertCompiled(f4)
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| 
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|     def test_include_file_no_arg(self):
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|         f1 = script_helper.make_script(self.pkgdir, 'f1', '')
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|         f2 = script_helper.make_script(self.pkgdir, 'f2', '')
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|         f3 = script_helper.make_script(self.pkgdir, 'f3', '')
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|         f4 = script_helper.make_script(self.pkgdir, 'f4', '')
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|         with open(os.path.join(self.directory, 'l1'), 'w') as l1:
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|             l1.write(os.path.join(self.pkgdir, 'f2.py')+os.linesep)
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|         self.assertRunOK('-i', os.path.join(self.directory, 'l1'))
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|         self.assertNotCompiled(f1)
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|         self.assertCompiled(f2)
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|         self.assertNotCompiled(f3)
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|         self.assertNotCompiled(f4)
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| 
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|     def test_include_on_stdin(self):
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|         f1 = script_helper.make_script(self.pkgdir, 'f1', '')
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|         f2 = script_helper.make_script(self.pkgdir, 'f2', '')
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|         f3 = script_helper.make_script(self.pkgdir, 'f3', '')
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|         f4 = script_helper.make_script(self.pkgdir, 'f4', '')
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|         p = script_helper.spawn_python('-m', 'compileall', '-i', '-')
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|         p.stdin.write((f3+os.linesep).encode('ascii'))
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|         script_helper.kill_python(p)
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|         self.assertNotCompiled(f1)
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|         self.assertNotCompiled(f2)
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|         self.assertCompiled(f3)
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|         self.assertNotCompiled(f4)
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| 
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|     def test_compiles_as_much_as_possible(self):
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|         bingfn = script_helper.make_script(self.pkgdir, 'bing', 'syntax(error')
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|         rc, out, err = self.assertRunNotOK('nosuchfile', self.initfn,
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|                                            bingfn, self.barfn)
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|         self.assertRegex(out, b'rror')
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|         self.assertNotCompiled(bingfn)
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|         self.assertCompiled(self.initfn)
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|         self.assertCompiled(self.barfn)
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| 
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|     def test_invalid_arg_produces_message(self):
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|         out = self.assertRunOK('badfilename')
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|         self.assertRegex(out, b"Can't list 'badfilename'")
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| 
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| 
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| def test_main():
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|     support.run_unittest(
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|         CommandLineTests,
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|         CompileallTests,
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|         EncodingTest,
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|         )
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| 
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| 
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| if __name__ == "__main__":
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|     test_main()
 | 
