def test_pyc_magic_changes(self): # test that the pyc files produced by a space are not reimportable # from another, if they differ in what opcodes they support allspaces = [self.space] for opcodename in self.space.config.objspace.opcodes.getpaths(): key = 'objspace.opcodes.' + opcodename space2 = gettestobjspace(**{key: True}) allspaces.append(space2) for space1 in allspaces: for space2 in allspaces: if space1 is space2: continue pathname = "whatever" mtime = 12345 co = compile('x = 42', '?', 'exec') cpathname = _testfile(importing.get_pyc_magic(space1), mtime, co) w_modulename = space2.wrap('somemodule') stream = streamio.open_file_as_stream(cpathname, "rb") try: w_mod = space2.wrap(Module(space2, w_modulename)) magic = importing._r_long(stream) timestamp = importing._r_long(stream) space2.raises_w(space2.w_ImportError, importing.load_compiled_module, space2, w_modulename, w_mod, cpathname, magic, timestamp, stream.readall()) finally: stream.close()
def test_load_compiled_module(self): space = self.space pathname = "whatever" mtime = 12345 co = compile('x = 42', '?', 'exec') cpathname = _testfile(importing.get_pyc_magic(space), mtime, co) w_modulename = space.wrap('somemodule') stream = streamio.open_file_as_stream(cpathname, "r") try: w_mod = space.wrap(Module(space, w_modulename)) magic = importing._r_long(stream) timestamp = importing._r_long(stream) w_ret = importing.load_compiled_module(space, w_modulename, w_mod, cpathname, magic, timestamp, stream.readall()) finally: stream.close() assert w_mod is w_ret w_ret = space.getattr(w_mod, space.wrap('x')) ret = space.int_w(w_ret) assert ret == 42
def test_long_writes(self): pathname = str(udir.join('test.dat')) stream = streamio.open_file_as_stream(pathname, "wb") try: importing._w_long(stream, 42) importing._w_long(stream, 12312) importing._w_long(stream, 128397198) finally: stream.close() stream = streamio.open_file_as_stream(pathname, "rb") try: res = importing._r_long(stream) assert res == 42 res = importing._r_long(stream) assert res == 12312 res = importing._r_long(stream) assert res == 128397198 finally: stream.close()