Method test_closefd_attr

Lib/test/test_io/test_general.py:494–500

(self)

                          encoding="utf-8", closefd=False)

    def test_closefd_attr(self):
        with self.open(os_helper.TESTFN, "wb") as f:
            f.write(b"egg\n")
        with self.open(os_helper.TESTFN, "r", encoding="utf-8") as f:
            self.assertEqual(f.buffer.raw.closefd, True)
            file = self.open(f.fileno(), "r", encoding="utf-8", closefd=False)
            self.assertEqual(file.buffer.raw.closefd, False)

    def test_garbage_collection(self):
        # FileIO objects are collected, and collecting them flushes