tests/acceptance/machine_m68k_nextcube.py

   1 # Functional test that boots a VM and run OCR on the framebuffer
   2 #
   3 # Copyright (c) Philippe Mathieu-Daudé <f4bug@amsat.org>
   4 #
   5 # This work is licensed under the terms of the GNU GPL, version 2 or
   6 # later.  See the COPYING file in the top-level directory.
   7
   8 import os
   9 import re
  10 import time
  11 import logging
  12
  13 from avocado_qemu import Test
  14 from avocado import skipUnless
  15 from avocado.utils import process
  16 from avocado.utils.path import find_command, CmdNotFoundError
  17
  18 PIL_AVAILABLE = True
  19 try:
  20     from PIL import Image
  21 except ImportError:
  22     PIL_AVAILABLE = False
  23
  24
  25 def tesseract_available(expected_version):
  26     try:
  27         find_command('tesseract')
  28     except CmdNotFoundError:
  29         return False
  30     res = process.run('tesseract --version')
  31     try:
  32         version = res.stdout_text.split()[1]
  33     except IndexError:
  34         version = res.stderr_text.split()[1]
  35     return int(version.split('.')[0]) == expected_version
  36
  37     match = re.match(r'tesseract\s(\d)', res)
  38     if match is None:
  39         return False
  40     # now this is guaranteed to be a digit
  41     return int(match.groups()[0]) == expected_version
  42
  43
  44 class NextCubeMachine(Test):
  45     """
  46     :avocado: tags=arch:m68k
  47     :avocado: tags=machine:next-cube
  48     :avocado: tags=device:framebuffer
  49     """
  50
  51     timeout = 15
  52
  53     def check_bootrom_framebuffer(self, screenshot_path):
  54         rom_url = ('http://www.nextcomputers.org/NeXTfiles/Software/ROM_Files/'
  55                    '68040_Non-Turbo_Chipset/Rev_2.5_v66.BIN')
  56         rom_hash = 'b3534796abae238a0111299fc406a9349f7fee24'
  57         rom_path = self.fetch_asset(rom_url, asset_hash=rom_hash)
  58
  59         self.vm.add_args('-bios', rom_path)
  60         self.vm.launch()
  61
  62         self.log.info('VM launched, waiting for display')
  63         # TODO: Use avocado.utils.wait.wait_for to catch the
  64         #       'displaysurface_create 1120x832' trace-event.
  65         time.sleep(2)
  66
  67         self.vm.command('human-monitor-command',
  68                         command_line='screendump %s' % screenshot_path)
  69
  70     @skipUnless(PIL_AVAILABLE, 'Python PIL not installed')
  71     def test_bootrom_framebuffer_size(self):
  72         screenshot_path = os.path.join(self.workdir, "dump.ppm")
  73         self.check_bootrom_framebuffer(screenshot_path)
  74
  75         width, height = Image.open(screenshot_path).size
  76         self.assertEqual(width, 1120)
  77         self.assertEqual(height, 832)
  78
  79     @skipUnless(tesseract_available(3), 'tesseract v3 OCR tool not available')
  80     def test_bootrom_framebuffer_ocr_with_tesseract_v3(self):
  81         screenshot_path = os.path.join(self.workdir, "dump.ppm")
  82         self.check_bootrom_framebuffer(screenshot_path)
  83
  84         console_logger = logging.getLogger('console')
  85         text = process.run("tesseract %s stdout" % screenshot_path).stdout_text
  86         for line in text.split('\n'):
  87             if len(line):
  88                 console_logger.debug(line)
  89         self.assertIn('Backplane', text)
  90         self.assertIn('Ethernet address', text)
  91
  92     # Tesseract 4 adds a new OCR engine based on LSTM neural networks. The
  93     # new version is faster and more accurate than version 3. The drawback is
  94     # that it is still alpha-level software.
  95     @skipUnless(tesseract_available(4), 'tesseract v4 OCR tool not available')
  96     def test_bootrom_framebuffer_ocr_with_tesseract_v4(self):
  97         screenshot_path = os.path.join(self.workdir, "dump.ppm")
  98         self.check_bootrom_framebuffer(screenshot_path)
  99
 100         console_logger = logging.getLogger('console')
 101         proc = process.run("tesseract --oem 1 %s stdout" % screenshot_path)
 102         text = proc.stdout_text
 103         for line in text.split('\n'):
 104             if len(line):
 105                 console_logger.debug(line)
 106         self.assertIn('Testing the FPU, SCC', text)
 107         self.assertIn('System test failed. Error code', text)
 108         self.assertIn('Boot command', text)
 109         self.assertIn('Next>', text)