def test_soft_link(self): path1_real_file = join(self.test_dir, 'path1_real_file') path2_symlink = join(self.test_dir, 'path2_symlink') touch(path1_real_file) assert isfile(path1_real_file) assert not islink(path1_real_file) if not softlink_supported(path1_real_file, self.test_dir) and on_win: pytest.skip("softlink not supported") symlink(path1_real_file, path2_symlink) assert exists(path2_symlink) assert lexists(path2_symlink) assert islink(path2_symlink) assert readlink(path2_symlink).endswith(path1_real_file) # for win py27, readlink actually gives something that starts with \??\ # \??\c:\users\appveyor\appdata\local\temp\1\c571cb0c\path1_real_file assert stat_nlink(path1_real_file) == stat_nlink(path2_symlink) == 1 os.unlink(path1_real_file) assert not isfile(path1_real_file) assert not lexists(path1_real_file) assert not exists(path1_real_file) assert lexists(path2_symlink) if not (on_win and PY2): # I guess I'm not surprised this exist vs lexist is different for win py2 # consider adding a fix in the future assert not exists(path2_symlink) os.unlink(path2_symlink) assert not lexists(path2_symlink) assert not exists(path2_symlink)
def test_soft_link(self): path1_real_file = join(self.test_dir, 'path1_real_file') path2_symlink = join(self.test_dir, 'path2_symlink') touch(path1_real_file) assert isfile(path1_real_file) assert not islink(path1_real_file) symlink(path1_real_file, path2_symlink) assert exists(path2_symlink) assert lexists(path2_symlink) assert islink(path2_symlink) assert readlink(path2_symlink).endswith(path1_real_file) # for win py27, readlink actually gives something that starts with \??\ # \??\c:\users\appveyor\appdata\local\temp\1\c571cb0c\path1_real_file assert stat_nlink(path1_real_file) == stat_nlink(path2_symlink) == 1 os.unlink(path1_real_file) assert not isfile(path1_real_file) assert not lexists(path1_real_file) assert not exists(path1_real_file) assert lexists(path2_symlink) if not (on_win and PY2): # I guess I'm not surprised this exist vs lexist is different for win py2 # consider adding a fix in the future assert not exists(path2_symlink) os.unlink(path2_symlink) assert not lexists(path2_symlink) assert not exists(path2_symlink)
def test_simple_LinkPathAction_copy(self): source_full_path = make_test_file(self.pkgs_dir) target_short_path = source_short_path = basename(source_full_path) correct_sha256 = compute_sha256sum(source_full_path) correct_size_in_bytes = getsize(source_full_path) path_type = PathType.hardlink source_path_data = PathDataV1( _path = source_short_path, path_type=path_type, sha256=correct_sha256, size_in_bytes=correct_size_in_bytes, ) axn = LinkPathAction({}, None, self.pkgs_dir, source_short_path, self.prefix, target_short_path, LinkType.copy, source_path_data) assert axn.target_full_path == join(self.prefix, target_short_path) axn.verify() axn.execute() assert isfile(axn.target_full_path) assert not islink(axn.target_full_path) assert stat_nlink(axn.target_full_path) == 1 axn.reverse() assert not lexists(axn.target_full_path)
def test_simple_LinkPathAction_softlink(self): if not softlink_supported(__file__, self.prefix) and on_win: pytest.skip("softlink not supported") source_full_path = make_test_file(self.pkgs_dir) target_short_path = source_short_path = basename(source_full_path) correct_sha256 = compute_sha256sum(source_full_path) correct_size_in_bytes = getsize(source_full_path) path_type = PathType.hardlink source_path_data = PathDataV1( _path = source_short_path, path_type=path_type, sha256=correct_sha256, size_in_bytes=correct_size_in_bytes, ) axn = LinkPathAction({}, None, self.pkgs_dir, source_short_path, self.prefix, target_short_path, LinkType.softlink, source_path_data) assert axn.target_full_path == join(self.prefix, target_short_path) axn.verify() axn.execute() assert isfile(axn.target_full_path) assert islink(axn.target_full_path) assert stat_nlink(axn.target_full_path) == 1 axn.reverse() assert not lexists(axn.target_full_path) assert lexists(source_full_path)
def test_hard_link(self): path1_real_file = join(self.test_dir, 'path1_real_file') path2_second_inode = join(self.test_dir, 'path2_second_inode') touch(path1_real_file) assert isfile(path1_real_file) assert not islink(path1_real_file) link(path1_real_file, path2_second_inode) assert isfile(path2_second_inode) assert not islink(path2_second_inode) path1_stat = os.stat(path1_real_file) path2_stat = os.stat(path2_second_inode) assert path1_stat.st_ino == path2_stat.st_ino assert stat_nlink(path1_real_file) == stat_nlink(path2_second_inode) os.unlink(path2_second_inode) assert not lexists(path2_second_inode) assert stat_nlink(path1_real_file) == 1 os.unlink(path1_real_file) assert not lexists(path1_real_file)
def test_simple_LinkPathAction_copy(self): source_full_path = make_test_file(self.pkgs_dir) target_short_path = source_short_path = basename(source_full_path) axn = LinkPathAction({}, None, self.pkgs_dir, source_short_path, self.prefix, target_short_path, LinkType.copy) assert axn.target_full_path == join(self.prefix, target_short_path) axn.verify() axn.execute() assert isfile(axn.target_full_path) assert not islink(axn.target_full_path) assert stat_nlink(axn.target_full_path) == 1 axn.reverse() assert not lexists(axn.target_full_path)