Update R test fixture for R 4.2.x series.

# diffoscope: in-depth comparison of files, archives, and directories

#

# Copyright © 2017 Ximin Luo <infinity0@debian.org>

# Copyright © 2017, 2020-2021 Chris Lamb <lamby@debian.org>

# Copyright © 2017, 2020-2022 Chris Lamb <lamby@debian.org>

#

# diffoscope is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# You should have received a copy of the GNU General Public License

# along with diffoscope.  If not, see <https://www.gnu.org/licenses/>.

import re

import pytest

import subprocess

from diffoscope.comparators.gzip import GzipFile

from diffoscope.comparators.rdata import RdbFile

from ..utils.data import load_fixture, get_data, assert_diff

from ..utils.tools import skip_unless_tools_exist

from ..utils.tools import skip_unless_tools_exist, skip_unless_tool_is_at_least

rdb1 = load_fixture("test1.rdb")

rdx2 = load_fixture("test2.rdx")

def rscript_version():

    val = subprocess.check_output(

        ("Rscript", "--version"), stderr=subprocess.STDOUT

    )

    m = re.search(r"version (?P<version>[^\(]+)\s", val.decode("utf-8"))

    if not m:

        return "~0unknown"

    return m.group("version")

def test_identification(rdb1, rdx1):

    assert isinstance(rdb1, RdbFile)

    assert isinstance(rdx1, GzipFile)

@skip_unless_tools_exist("Rscript")

@skip_unless_tool_is_at_least("Rscript", rscript_version, "4.2.0")

def test_item_rdb(differences_rdb):

    assert differences_rdb[0].source1.startswith("Rscript")

    assert_diff(differences_rdb[0], "rdb_expected_diff")

 .__NAMESPACE__. (environment) = 

 {

     "S3methods" = "structure(character(0), .Dim = c(0L, 4L))"

     "S3methods" = "structure(character(0), dim = c(0L, 4L))"

     "dynlibs" = "NULL"

     "exports" = "<environment>"

-    "imports" = "list(base = TRUE, utils = c(aspell_package_Rd_files = "aspell_package_Rd_files", "