vagrant: netbsd9 test failure

[ThomasWaldmann]

master branch

    netbsd9: __________________ test_basic_functionality[remote_archiver] ___________________
    netbsd9: [gw7] netbsd9 -- Python 3.12.8 /vagrant/borg/borg/.tox/py312-none/bin/python
    netbsd9:
    netbsd9: archivers = 'remote_archiver'
    netbsd9: request = <FixtureRequest for <Function test_basic_functionality[remote_archiver]>>
    netbsd9:
    netbsd9:     def test_basic_functionality(archivers, request):
...
    netbsd9:         output = cmd(archiver, "diff", "test0", "test1b", "--content-only")
    netbsd9:         do_asserts(output, False, content_only=True)
    netbsd9:
    netbsd9:         output = cmd(archiver, "diff", "test0", "test1a", "--json-lines")
    netbsd9: >       do_json_asserts(output, True)
    netbsd9:
    netbsd9: /vagrant/borg/borg/src/borg/testsuite/archiver/diff_cmd_test.py:257:
    netbsd9: _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
    netbsd9:
    netbsd9: output = '{"changes": [{"item1": "2025-03-23T17:09:52.372257+00:00", "item2": "2025-03-23T17:10:26.935509+00:00", "type": "ctim...ed directory"}], "path": "input/dir_removed"}\n{"changes": [{"type": "removed link"}], "path": "input/link_removed"}\n'
    netbsd9: can_compare_ids = True, content_only = False
    netbsd9:
    netbsd9:     def do_json_asserts(output, can_compare_ids, content_only=False):
    netbsd9:         def get_changes(filename, data):
    netbsd9:             chgsets = [j["changes"] for j in data if j["path"] == filename]
    netbsd9:             assert len(chgsets) < 2
    netbsd9:             # return a flattened list of changes for given filename
    netbsd9:             return sum(chgsets, [])
    netbsd9:
    netbsd9:         # convert output to list of dicts
    netbsd9:         joutput = [json.loads(line) for line in output.split("\n") if line]

 netbsd9:
    netbsd9:         # File contents changed (deleted and replaced with a new file)
    netbsd9:         expected = {"type": "modified", "added": 4096, "removed": 1024} if can_compare_ids else {"type": "modified"}
    netbsd9:         assert expected in get_changes("input/file_replaced", joutput)
    netbsd9:
    netbsd9:         # File unchanged
    netbsd9:         assert not any(get_changes("input/file_unchanged", joutput))
    netbsd9:
    netbsd9:         # Do not show a 0 byte change for a file whose contents weren't modified.
    netbsd9:         unexpected = {"type": "modified", "added": 0, "removed": 0}
    netbsd9:         assert unexpected not in get_changes("input/file_touched", joutput)
    netbsd9:         if not content_only:
    netbsd9:             # on win32, ctime is the file creation time and does not change.
    netbsd9:             expected = {"mtime"} if is_win32 else {"mtime", "ctime"}
    netbsd9: >           assert expected.issubset({c["type"] for c in get_changes("input/file_touched", joutput)})
    netbsd9: E           AssertionError: assert False
    netbsd9: E            +  where False = <built-in method issubset of set object at 0x7a19fe1603b0>({'mtime'})
    netbsd9: E            +    where <built-in method issubset of set object at 0x7a19fe1603b0> = {'ctime', 'mtime'}.issubset
    netbsd9:
    netbsd9: /vagrant/borg/borg/src/borg/testsuite/archiver/diff_cmd_test.py:178: AssertionError

[ThomasWaldmann]

Seems like there is no ctime (behaves like win32).

So, is there a bug in the code that only shows on netbsd or is the test wrong for netbsd?