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Re: [PATCH v4 5/6] tests/acceptance: Add bFLT loader linux-user test


From: Willian Rampazzo
Subject: Re: [PATCH v4 5/6] tests/acceptance: Add bFLT loader linux-user test
Date: Mon, 1 Nov 2021 14:51:14 -0300

Hi, Phill,

On Mon, Sep 27, 2021 at 1:31 PM Philippe Mathieu-Daudé <f4bug@amsat.org> wrote:
>
> Add a very quick test that runs a busybox binary in bFLT format:
>
>   $ AVOCADO_ALLOW_UNTRUSTED_CODE=1 \
>     avocado --show=app run -t linux_user tests/acceptance/load_bflt.py
>   JOB ID     : db94d5960ce564c50904d666a7e259148c27e88f
>   JOB LOG    : ~/avocado/job-results/job-2019-06-25T10.52-db94d59/job.log
>    (1/1) tests/acceptance/load_bflt.py:LoadBFLT.test_stm32: PASS (0.15 s)
>   RESULTS    : PASS 1 | ERROR 0 | FAIL 0 | SKIP 0 | WARN 0 | INTERRUPT 0 | 
> CANCEL 0
>   JOB TIME   : 0.54 s
>
> Reviewed-by: Willian Rampazzo <willianr@redhat.com>
> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  tests/acceptance/load_bflt.py | 54 +++++++++++++++++++++++++++++++++++
>  1 file changed, 54 insertions(+)
>  create mode 100644 tests/acceptance/load_bflt.py
>
> diff --git a/tests/acceptance/load_bflt.py b/tests/acceptance/load_bflt.py
> new file mode 100644
> index 00000000000..f071a979d8e
> --- /dev/null
> +++ b/tests/acceptance/load_bflt.py
> @@ -0,0 +1,54 @@
> +# Test the bFLT loader format
> +#
> +# Copyright (C) 2019 Philippe Mathieu-Daudé <f4bug@amsat.org>
> +#
> +# SPDX-License-Identifier: GPL-2.0-or-later
> +
> +import os
> +import bz2
> +import subprocess
> +
> +from avocado import skipUnless
> +from avocado_qemu import QemuUserTest
> +from avocado_qemu import has_cmd
> +
> +
> +class LoadBFLT(QemuUserTest):
> +
> +    def extract_cpio(self, cpio_path):
> +        """
> +        Extracts a cpio archive into the test workdir
> +
> +        :param cpio_path: path to the cpio archive
> +        """
> +        cwd = os.getcwd()
> +        os.chdir(self.workdir)
> +        with bz2.open(cpio_path, 'rb') as archive_cpio:
> +            subprocess.run(['cpio', '-i'], input=archive_cpio.read(),
> +                           stderr=subprocess.DEVNULL)
> +        os.chdir(cwd)
> +
> +    @skipUnless(*has_cmd('cpio'))
> +    @skipUnless(os.getenv('AVOCADO_ALLOW_UNTRUSTED_CODE'), 'untrusted code')
> +    def test_stm32(self):
> +        """
> +        :avocado: tags=arch:arm
> +        :avocado: tags=linux_user
> +        :avocado: tags=quick
> +        """
> +        # See https://elinux.org/STM32#User_Space
> +        rootfs_url = ('https://elinux.org/images/5/51/'
> +                      'Stm32_mini_rootfs.cpio.bz2')
> +        rootfs_hash = '9f065e6ba40cce7411ba757f924f30fcc57951e6'
> +        rootfs_path_bz2 = self.fetch_asset(rootfs_url, 
> asset_hash=rootfs_hash)
> +        busybox_path = self.workdir + "/bin/busybox"

If there are other changes to this patch, also, change this to use the
`os` library:

busybox_path = os.path.join(self.workdir, "/bin/busybox")

Sorry for not catching this before.

> +
> +        self.extract_cpio(rootfs_path_bz2)
> +
> +        res = self.run(busybox_path)
> +        ver = 'BusyBox v1.24.0.git (2015-02-03 22:17:13 CET) multi-call 
> binary.'
> +        self.assertIn(ver, res.stdout_text)
> +
> +        res = self.run(busybox_path, ['uname', '-a'])
> +        unm = 'armv7l GNU/Linux'
> +        self.assertIn(unm, res.stdout_text)
> --
> 2.31.1
>




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