diff options
Diffstat (limited to 'lib/python2.7/test/test_zipimport.py')
| -rw-r--r-- | lib/python2.7/test/test_zipimport.py | 472 |
1 files changed, 0 insertions, 472 deletions
diff --git a/lib/python2.7/test/test_zipimport.py b/lib/python2.7/test/test_zipimport.py deleted file mode 100644 index a66738a..0000000 --- a/lib/python2.7/test/test_zipimport.py +++ /dev/null @@ -1,472 +0,0 @@ -import sys -import os -import marshal -import imp -import struct -import time -import unittest - -from test import test_support -from test.test_importhooks import ImportHooksBaseTestCase, test_src, test_co - -# some tests can be ran even without zlib -try: - import zlib -except ImportError: - zlib = None - -from zipfile import ZipFile, ZipInfo, ZIP_STORED, ZIP_DEFLATED - -import zipimport -import linecache -import doctest -import inspect -import StringIO -from traceback import extract_tb, extract_stack, print_tb -raise_src = 'def do_raise(): raise TypeError\n' - -def make_pyc(co, mtime): - data = marshal.dumps(co) - if type(mtime) is type(0.0): - # Mac mtimes need a bit of special casing - if mtime < 0x7fffffff: - mtime = int(mtime) - else: - mtime = int(-0x100000000L + long(mtime)) - pyc = imp.get_magic() + struct.pack("<i", int(mtime)) + data - return pyc - -def module_path_to_dotted_name(path): - return path.replace(os.sep, '.') - -NOW = time.time() -test_pyc = make_pyc(test_co, NOW) - - -if __debug__: - pyc_ext = ".pyc" -else: - pyc_ext = ".pyo" - - -TESTMOD = "ziptestmodule" -TESTPACK = "ziptestpackage" -TESTPACK2 = "ziptestpackage2" -TEMP_ZIP = os.path.abspath("junk95142" + os.extsep + "zip") - - -class UncompressedZipImportTestCase(ImportHooksBaseTestCase): - - compression = ZIP_STORED - - def setUp(self): - # We're reusing the zip archive path, so we must clear the - # cached directory info and linecache - linecache.clearcache() - zipimport._zip_directory_cache.clear() - ImportHooksBaseTestCase.setUp(self) - - def doTest(self, expected_ext, files, *modules, **kw): - z = ZipFile(TEMP_ZIP, "w") - try: - for name, (mtime, data) in files.items(): - zinfo = ZipInfo(name, time.localtime(mtime)) - zinfo.compress_type = self.compression - z.writestr(zinfo, data) - z.close() - - stuff = kw.get("stuff", None) - if stuff is not None: - # Prepend 'stuff' to the start of the zipfile - f = open(TEMP_ZIP, "rb") - data = f.read() - f.close() - - f = open(TEMP_ZIP, "wb") - f.write(stuff) - f.write(data) - f.close() - - sys.path.insert(0, TEMP_ZIP) - - mod = __import__(".".join(modules), globals(), locals(), - ["__dummy__"]) - - call = kw.get('call') - if call is not None: - call(mod) - - if expected_ext: - file = mod.get_file() - self.assertEqual(file, os.path.join(TEMP_ZIP, - *modules) + expected_ext) - finally: - z.close() - os.remove(TEMP_ZIP) - - def testAFakeZlib(self): - # - # This could cause a stack overflow before: importing zlib.py - # from a compressed archive would cause zlib to be imported - # which would find zlib.py in the archive, which would... etc. - # - # This test *must* be executed first: it must be the first one - # to trigger zipimport to import zlib (zipimport caches the - # zlib.decompress function object, after which the problem being - # tested here wouldn't be a problem anymore... - # (Hence the 'A' in the test method name: to make it the first - # item in a list sorted by name, like unittest.makeSuite() does.) - # - # This test fails on platforms on which the zlib module is - # statically linked, but the problem it tests for can't - # occur in that case (builtin modules are always found first), - # so we'll simply skip it then. Bug #765456. - # - if "zlib" in sys.builtin_module_names: - return - if "zlib" in sys.modules: - del sys.modules["zlib"] - files = {"zlib.py": (NOW, test_src)} - try: - self.doTest(".py", files, "zlib") - except ImportError: - if self.compression != ZIP_DEFLATED: - self.fail("expected test to not raise ImportError") - else: - if self.compression != ZIP_STORED: - self.fail("expected test to raise ImportError") - - def testPy(self): - files = {TESTMOD + ".py": (NOW, test_src)} - self.doTest(".py", files, TESTMOD) - - def testPyc(self): - files = {TESTMOD + pyc_ext: (NOW, test_pyc)} - self.doTest(pyc_ext, files, TESTMOD) - - def testBoth(self): - files = {TESTMOD + ".py": (NOW, test_src), - TESTMOD + pyc_ext: (NOW, test_pyc)} - self.doTest(pyc_ext, files, TESTMOD) - - def testEmptyPy(self): - files = {TESTMOD + ".py": (NOW, "")} - self.doTest(None, files, TESTMOD) - - def testBadMagic(self): - # make pyc magic word invalid, forcing loading from .py - m0 = ord(test_pyc[0]) - m0 ^= 0x04 # flip an arbitrary bit - badmagic_pyc = chr(m0) + test_pyc[1:] - files = {TESTMOD + ".py": (NOW, test_src), - TESTMOD + pyc_ext: (NOW, badmagic_pyc)} - self.doTest(".py", files, TESTMOD) - - def testBadMagic2(self): - # make pyc magic word invalid, causing an ImportError - m0 = ord(test_pyc[0]) - m0 ^= 0x04 # flip an arbitrary bit - badmagic_pyc = chr(m0) + test_pyc[1:] - files = {TESTMOD + pyc_ext: (NOW, badmagic_pyc)} - try: - self.doTest(".py", files, TESTMOD) - except ImportError: - pass - else: - self.fail("expected ImportError; import from bad pyc") - - def testBadMTime(self): - t3 = ord(test_pyc[7]) - t3 ^= 0x02 # flip the second bit -- not the first as that one - # isn't stored in the .py's mtime in the zip archive. - badtime_pyc = test_pyc[:7] + chr(t3) + test_pyc[8:] - files = {TESTMOD + ".py": (NOW, test_src), - TESTMOD + pyc_ext: (NOW, badtime_pyc)} - self.doTest(".py", files, TESTMOD) - - def testPackage(self): - packdir = TESTPACK + os.sep - files = {packdir + "__init__" + pyc_ext: (NOW, test_pyc), - packdir + TESTMOD + pyc_ext: (NOW, test_pyc)} - self.doTest(pyc_ext, files, TESTPACK, TESTMOD) - - def testDeepPackage(self): - packdir = TESTPACK + os.sep - packdir2 = packdir + TESTPACK2 + os.sep - files = {packdir + "__init__" + pyc_ext: (NOW, test_pyc), - packdir2 + "__init__" + pyc_ext: (NOW, test_pyc), - packdir2 + TESTMOD + pyc_ext: (NOW, test_pyc)} - self.doTest(pyc_ext, files, TESTPACK, TESTPACK2, TESTMOD) - - def testZipImporterMethods(self): - packdir = TESTPACK + os.sep - packdir2 = packdir + TESTPACK2 + os.sep - files = {packdir + "__init__" + pyc_ext: (NOW, test_pyc), - packdir2 + "__init__" + pyc_ext: (NOW, test_pyc), - packdir2 + TESTMOD + pyc_ext: (NOW, test_pyc)} - - z = ZipFile(TEMP_ZIP, "w") - try: - for name, (mtime, data) in files.items(): - zinfo = ZipInfo(name, time.localtime(mtime)) - zinfo.compress_type = self.compression - z.writestr(zinfo, data) - z.close() - - zi = zipimport.zipimporter(TEMP_ZIP) - self.assertEqual(zi.archive, TEMP_ZIP) - self.assertEqual(zi.is_package(TESTPACK), True) - mod = zi.load_module(TESTPACK) - self.assertEqual(zi.get_filename(TESTPACK), mod.__file__) - - self.assertEqual(zi.is_package(packdir + '__init__'), False) - self.assertEqual(zi.is_package(packdir + TESTPACK2), True) - self.assertEqual(zi.is_package(packdir2 + TESTMOD), False) - - mod_path = packdir2 + TESTMOD - mod_name = module_path_to_dotted_name(mod_path) - __import__(mod_name) - mod = sys.modules[mod_name] - self.assertEqual(zi.get_source(TESTPACK), None) - self.assertEqual(zi.get_source(mod_path), None) - self.assertEqual(zi.get_filename(mod_path), mod.__file__) - # To pass in the module name instead of the path, we must use the right importer - loader = mod.__loader__ - self.assertEqual(loader.get_source(mod_name), None) - self.assertEqual(loader.get_filename(mod_name), mod.__file__) - - # test prefix and archivepath members - zi2 = zipimport.zipimporter(TEMP_ZIP + os.sep + TESTPACK) - self.assertEqual(zi2.archive, TEMP_ZIP) - self.assertEqual(zi2.prefix, TESTPACK + os.sep) - finally: - z.close() - os.remove(TEMP_ZIP) - - def testZipImporterMethodsInSubDirectory(self): - packdir = TESTPACK + os.sep - packdir2 = packdir + TESTPACK2 + os.sep - files = {packdir2 + "__init__" + pyc_ext: (NOW, test_pyc), - packdir2 + TESTMOD + pyc_ext: (NOW, test_pyc)} - - z = ZipFile(TEMP_ZIP, "w") - try: - for name, (mtime, data) in files.items(): - zinfo = ZipInfo(name, time.localtime(mtime)) - zinfo.compress_type = self.compression - z.writestr(zinfo, data) - z.close() - - zi = zipimport.zipimporter(TEMP_ZIP + os.sep + packdir) - self.assertEqual(zi.archive, TEMP_ZIP) - self.assertEqual(zi.prefix, packdir) - self.assertEqual(zi.is_package(TESTPACK2), True) - mod = zi.load_module(TESTPACK2) - self.assertEqual(zi.get_filename(TESTPACK2), mod.__file__) - - self.assertEqual(zi.is_package(TESTPACK2 + os.sep + '__init__'), False) - self.assertEqual(zi.is_package(TESTPACK2 + os.sep + TESTMOD), False) - - mod_path = TESTPACK2 + os.sep + TESTMOD - mod_name = module_path_to_dotted_name(mod_path) - __import__(mod_name) - mod = sys.modules[mod_name] - self.assertEqual(zi.get_source(TESTPACK2), None) - self.assertEqual(zi.get_source(mod_path), None) - self.assertEqual(zi.get_filename(mod_path), mod.__file__) - # To pass in the module name instead of the path, we must use the right importer - loader = mod.__loader__ - self.assertEqual(loader.get_source(mod_name), None) - self.assertEqual(loader.get_filename(mod_name), mod.__file__) - finally: - z.close() - os.remove(TEMP_ZIP) - - def testGetData(self): - z = ZipFile(TEMP_ZIP, "w") - z.compression = self.compression - try: - name = "testdata.dat" - data = "".join([chr(x) for x in range(256)]) * 500 - z.writestr(name, data) - z.close() - zi = zipimport.zipimporter(TEMP_ZIP) - self.assertEqual(data, zi.get_data(name)) - self.assertIn('zipimporter object', repr(zi)) - finally: - z.close() - os.remove(TEMP_ZIP) - - def testImporterAttr(self): - src = """if 1: # indent hack - def get_file(): - return __file__ - if __loader__.get_data("some.data") != "some data": - raise AssertionError, "bad data"\n""" - pyc = make_pyc(compile(src, "<???>", "exec"), NOW) - files = {TESTMOD + pyc_ext: (NOW, pyc), - "some.data": (NOW, "some data")} - self.doTest(pyc_ext, files, TESTMOD) - - def testImport_WithStuff(self): - # try importing from a zipfile which contains additional - # stuff at the beginning of the file - files = {TESTMOD + ".py": (NOW, test_src)} - self.doTest(".py", files, TESTMOD, - stuff="Some Stuff"*31) - - def assertModuleSource(self, module): - self.assertEqual(inspect.getsource(module), test_src) - - def testGetSource(self): - files = {TESTMOD + ".py": (NOW, test_src)} - self.doTest(".py", files, TESTMOD, call=self.assertModuleSource) - - def testGetCompiledSource(self): - pyc = make_pyc(compile(test_src, "<???>", "exec"), NOW) - files = {TESTMOD + ".py": (NOW, test_src), - TESTMOD + pyc_ext: (NOW, pyc)} - self.doTest(pyc_ext, files, TESTMOD, call=self.assertModuleSource) - - def runDoctest(self, callback): - files = {TESTMOD + ".py": (NOW, test_src), - "xyz.txt": (NOW, ">>> log.append(True)\n")} - self.doTest(".py", files, TESTMOD, call=callback) - - def doDoctestFile(self, module): - log = [] - old_master, doctest.master = doctest.master, None - try: - doctest.testfile( - 'xyz.txt', package=module, module_relative=True, - globs=locals() - ) - finally: - doctest.master = old_master - self.assertEqual(log,[True]) - - def testDoctestFile(self): - self.runDoctest(self.doDoctestFile) - - def doDoctestSuite(self, module): - log = [] - doctest.DocFileTest( - 'xyz.txt', package=module, module_relative=True, - globs=locals() - ).run() - self.assertEqual(log,[True]) - - def testDoctestSuite(self): - self.runDoctest(self.doDoctestSuite) - - def doTraceback(self, module): - try: - module.do_raise() - except: - tb = sys.exc_info()[2].tb_next - - f,lno,n,line = extract_tb(tb, 1)[0] - self.assertEqual(line, raise_src.strip()) - - f,lno,n,line = extract_stack(tb.tb_frame, 1)[0] - self.assertEqual(line, raise_src.strip()) - - s = StringIO.StringIO() - print_tb(tb, 1, s) - self.assertTrue(s.getvalue().endswith(raise_src)) - else: - raise AssertionError("This ought to be impossible") - - def testTraceback(self): - files = {TESTMOD + ".py": (NOW, raise_src)} - self.doTest(None, files, TESTMOD, call=self.doTraceback) - - -@unittest.skipUnless(zlib, "requires zlib") -class CompressedZipImportTestCase(UncompressedZipImportTestCase): - compression = ZIP_DEFLATED - - -class BadFileZipImportTestCase(unittest.TestCase): - def assertZipFailure(self, filename): - self.assertRaises(zipimport.ZipImportError, - zipimport.zipimporter, filename) - - def testNoFile(self): - self.assertZipFailure('AdfjdkFJKDFJjdklfjs') - - def testEmptyFilename(self): - self.assertZipFailure('') - - def testBadArgs(self): - self.assertRaises(TypeError, zipimport.zipimporter, None) - self.assertRaises(TypeError, zipimport.zipimporter, TESTMOD, kwd=None) - - def testFilenameTooLong(self): - self.assertZipFailure('A' * 33000) - - def testEmptyFile(self): - test_support.unlink(TESTMOD) - open(TESTMOD, 'w+').close() - self.assertZipFailure(TESTMOD) - - def testFileUnreadable(self): - test_support.unlink(TESTMOD) - fd = os.open(TESTMOD, os.O_CREAT, 000) - try: - os.close(fd) - self.assertZipFailure(TESTMOD) - finally: - # If we leave "the read-only bit" set on Windows, nothing can - # delete TESTMOD, and later tests suffer bogus failures. - os.chmod(TESTMOD, 0666) - test_support.unlink(TESTMOD) - - def testNotZipFile(self): - test_support.unlink(TESTMOD) - fp = open(TESTMOD, 'w+') - fp.write('a' * 22) - fp.close() - self.assertZipFailure(TESTMOD) - - # XXX: disabled until this works on Big-endian machines - def _testBogusZipFile(self): - test_support.unlink(TESTMOD) - fp = open(TESTMOD, 'w+') - fp.write(struct.pack('=I', 0x06054B50)) - fp.write('a' * 18) - fp.close() - z = zipimport.zipimporter(TESTMOD) - - try: - self.assertRaises(TypeError, z.find_module, None) - self.assertRaises(TypeError, z.load_module, None) - self.assertRaises(TypeError, z.is_package, None) - self.assertRaises(TypeError, z.get_code, None) - self.assertRaises(TypeError, z.get_data, None) - self.assertRaises(TypeError, z.get_source, None) - - error = zipimport.ZipImportError - self.assertEqual(z.find_module('abc'), None) - - self.assertRaises(error, z.load_module, 'abc') - self.assertRaises(error, z.get_code, 'abc') - self.assertRaises(IOError, z.get_data, 'abc') - self.assertRaises(error, z.get_source, 'abc') - self.assertRaises(error, z.is_package, 'abc') - finally: - zipimport._zip_directory_cache.clear() - - -def test_main(): - try: - test_support.run_unittest( - UncompressedZipImportTestCase, - CompressedZipImportTestCase, - BadFileZipImportTestCase, - ) - finally: - test_support.unlink(TESTMOD) - -if __name__ == "__main__": - test_main() |