Rebuild test squashfs images to exclude the character device as they requires...

from diffoscope.comparators.squashfs import SquashfsFile

from ..utils.data import load_fixture, get_data

from ..utils.tools import (

    skip_unless_tools_exist,

    skip_unless_tool_is_at_least,

    skip_unless_root,

)

from ..utils.tools import skip_unless_tools_exist, skip_unless_tool_is_at_least

from ..utils.nonexisting import assert_non_existing

    assert difference is None

@skip_unless_root

def test_no_warnings(capfd, squashfs1, squashfs2):

    _ = squashfs1.compare(squashfs2)

    _, err = capfd.readouterr()

    return squashfs1.compare(squashfs2).details

@skip_unless_root

@skip_unless_tool_is_at_least('unsquashfs', unsquashfs_version, '4.4')

def test_superblock(differences):

    expected_diff = get_data('squashfs_superblock_expected_diff')

    assert differences[0].unified_diff == expected_diff

@skip_unless_root

@skip_unless_tools_exist('unsquashfs')

def test_symlink(differences):

    assert differences[2].comment == 'symlink'

    assert differences[2].unified_diff == expected_diff

@skip_unless_root

@skip_unless_tools_exist('unsquashfs')

def test_compressed_files(differences):

    assert differences[3].source1 == '/text'

    assert differences[3].unified_diff == expected_diff

@skip_unless_root

@skip_unless_tools_exist('unsquashfs')

def test_compare_non_existing(monkeypatch, squashfs1):

    assert_non_existing(monkeypatch, squashfs1)

@@ -1,10 +1,10 @@

 Found a valid SQUASHFS 4:0 superblock

-Creation or last append time Wed Jun 24 14:49:50 2015

-Filesystem size 561 bytes (0.55 Kbytes / 0.00 Mbytes)

+Creation or last append time Wed Jun 24 14:50:09 2015

+Filesystem size 712 bytes (0.70 Kbytes / 0.00 Mbytes)

-Creation or last append time Mon Sep  2 09:51:04 2019

-Filesystem size 533 bytes (0.52 Kbytes / 0.00 Mbytes)

+Creation or last append time Mon Sep  2 09:52:15 2019

+Filesystem size 683 bytes (0.67 Kbytes / 0.00 Mbytes)

 Compression gzip

 Block size 131072

 Filesystem is exportable via NFS

def skip_unless_file_version_is_at_least(version):

    return skip_unless_tool_is_at_least('file', file_version, version)

skip_unless_root = pytest.mark.skipif(

    os.geteuid() != 0, reason="requires root/fakeroot"

)