LXR qemu/tests/avocado/load

   1# Test the bFLT loader format
   2#
   3# Copyright (C) 2019 Philippe Mathieu-Daudé <f4bug@amsat.org>
   4#
   5# SPDX-License-Identifier: GPL-2.0-or-later
   6
   7import os
   8import bz2
   9import subprocess
  10
  11from avocado import skipUnless
  12from avocado_qemu import QemuUserTest
  13from avocado_qemu import has_cmd
  14
  15
  16class LoadBFLT(QemuUserTest):
  17
  18    def extract_cpio(self, cpio_path):
  19        """
  20        Extracts a cpio archive into the test workdir
  21
  22        :param cpio_path: path to the cpio archive
  23        """
  24        cwd = os.getcwd()
  25        os.chdir(self.workdir)
  26        with bz2.open(cpio_path, 'rb') as archive_cpio:
  27            subprocess.run(['cpio', '-i'], input=archive_cpio.read(),
  28                           stderr=subprocess.DEVNULL)
  29        os.chdir(cwd)
  30
  31    @skipUnless(*has_cmd('cpio'))
  32    @skipUnless(os.getenv('AVOCADO_ALLOW_UNTRUSTED_CODE'), 'untrusted code')
  33    def test_stm32(self):
  34        """
  35        :avocado: tags=arch:arm
  36        :avocado: tags=linux_user
  37        :avocado: tags=quick
  38        """
  39        # See https://elinux.org/STM32#User_Space
  40        rootfs_url = ('https://elinux.org/images/5/51/'
  41                      'Stm32_mini_rootfs.cpio.bz2')
  42        rootfs_hash = '9f065e6ba40cce7411ba757f924f30fcc57951e6'
  43        rootfs_path_bz2 = self.fetch_asset(rootfs_url, asset_hash=rootfs_hash)
  44        busybox_path = os.path.join(self.workdir, "/bin/busybox")
  45
  46        self.extract_cpio(rootfs_path_bz2)
  47
  48        res = self.run(busybox_path)
  49        ver = 'BusyBox v1.24.0.git (2015-02-03 22:17:13 CET) multi-call binary.'
  50        self.assertIn(ver, res.stdout_text)
  51
  52        res = self.run(busybox_path, ['uname', '-a'])
  53        unm = 'armv7l GNU/Linux'
  54        self.assertIn(unm, res.stdout_text)
  55