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################################################################################
# Copyright 2018-2022, Barcelona Supercomputing Center (BSC), Spain #
# Copyright 2015-2022, Johannes Gutenberg Universitaet Mainz, Germany #
# #
# This software was partially supported by the #
# EC H2020 funded project NEXTGenIO (Project ID: 671951, www.nextgenio.eu). #
# #
# This software was partially supported by the #
# ADA-FS project under the SPPEXA project funded by the DFG. #
# #
# This file is part of GekkoFS. #
# #
# GekkoFS is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# GekkoFS is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with GekkoFS. If not, see <https://www.gnu.org/licenses/>. #
# #
# SPDX-License-Identifier: GPL-3.0-or-later #
################################################################################
import harness
from pathlib import Path
import errno
import stat
import os
import ctypes
import sys
import pytest
from harness.logger import logger
nonexisting = "nonexisting"
def test_unlink(gkfs_daemon, gkfs_client):
file = gkfs_daemon.mountdir / "file"
dir = gkfs_daemon.mountdir / "dir"
# Delete an unexistent file
ret = gkfs_client.unlink(file)
assert ret.retval == -1
assert ret.errno == errno.ENOENT
# create a file in gekkofs
ret = gkfs_client.open(file,
os.O_CREAT | os.O_WRONLY,
stat.S_IRWXU | stat.S_IRWXG | stat.S_IRWXO)
assert ret.retval == 10000
# write a buffer we know
buf = b'42'
ret = gkfs_client.write(file, buf, len(buf))
assert ret.retval == len(buf) # Return the number of written bytes
ret = gkfs_client.unlink(file) # Remove renamed file (success)
assert ret.retval == 0
ret = gkfs_client.stat(file) # file does not exist
assert ret.retval != 0
assert ret.errno == errno.ENOENT
ret = gkfs_client.mkdir(dir, stat.S_IRWXU | stat.S_IRWXG | stat.S_IRWXO) # Create a directory
assert ret.retval == 0
ret = gkfs_client.unlink(dir)
assert ret.retval == -1
assert ret.errno == errno.EISDIR
# create a file in gekkofs
ret = gkfs_client.open(file,
os.O_CREAT | os.O_WRONLY,
stat.S_IRWXU | stat.S_IRWXG | stat.S_IRWXO)