Method newFDs

Lib/test/test_socket.py:4042–4052

(self, n)

    badfd = -0x5555

    def newFDs(self, n):
        # Return a list of n file descriptors for newly-created files
        # containing their list indices as ASCII numbers.
        fds = []
        for i in range(n):
            fd, path = tempfile.mkstemp()
            self.addCleanup(os.unlink, path)
            self.addCleanup(os.close, fd)
            os.write(fd, str(i).encode())
            fds.append(fd)
        return fds

    def checkFDs(self, fds):
        # Check that the file descriptors in the given list contain