qemu

FORK: QEMU emulator
git clone https://git.neptards.moe/neptards/qemu.git
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machine_m68k_nextcube.py (2990B)

      1 # Functional test that boots a VM and run OCR on the framebuffer
      2 #
      3 # Copyright (c) 2019 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 time
     10 
     11 from avocado_qemu import QemuSystemTest
     12 from avocado import skipUnless
     13 
     14 from tesseract_utils import tesseract_available, tesseract_ocr
     15 
     16 PIL_AVAILABLE = True
     17 try:
     18     from PIL import Image
     19 except ImportError:
     20     PIL_AVAILABLE = False
     21 
     22 
     23 class NextCubeMachine(QemuSystemTest):
     24     """
     25     :avocado: tags=arch:m68k
     26     :avocado: tags=machine:next-cube
     27     :avocado: tags=device:framebuffer
     28     """
     29 
     30     timeout = 15
     31 
     32     def check_bootrom_framebuffer(self, screenshot_path):
     33         rom_url = ('http://www.nextcomputers.org/NeXTfiles/Software/ROM_Files/'
     34                    '68040_Non-Turbo_Chipset/Rev_2.5_v66.BIN')
     35         rom_hash = 'b3534796abae238a0111299fc406a9349f7fee24'
     36         rom_path = self.fetch_asset(rom_url, asset_hash=rom_hash)
     37 
     38         self.vm.add_args('-bios', rom_path)
     39         self.vm.launch()
     40 
     41         self.log.info('VM launched, waiting for display')
     42         # TODO: Use avocado.utils.wait.wait_for to catch the
     43         #       'displaysurface_create 1120x832' trace-event.
     44         time.sleep(2)
     45 
     46         self.vm.command('human-monitor-command',
     47                         command_line='screendump %s' % screenshot_path)
     48 
     49     @skipUnless(PIL_AVAILABLE, 'Python PIL not installed')
     50     def test_bootrom_framebuffer_size(self):
     51         screenshot_path = os.path.join(self.workdir, "dump.ppm")
     52         self.check_bootrom_framebuffer(screenshot_path)
     53 
     54         width, height = Image.open(screenshot_path).size
     55         self.assertEqual(width, 1120)
     56         self.assertEqual(height, 832)
     57 
     58     @skipUnless(tesseract_available(3), 'tesseract v3 OCR tool not available')
     59     def test_bootrom_framebuffer_ocr_with_tesseract_v3(self):
     60         screenshot_path = os.path.join(self.workdir, "dump.ppm")
     61         self.check_bootrom_framebuffer(screenshot_path)
     62         lines = tesseract_ocr(screenshot_path, tesseract_version=3)
     63         text = '\n'.join(lines)
     64         self.assertIn('Backplane', text)
     65         self.assertIn('Ethernet address', text)
     66 
     67     # Tesseract 4 adds a new OCR engine based on LSTM neural networks. The
     68     # new version is faster and more accurate than version 3. The drawback is
     69     # that it is still alpha-level software.
     70     @skipUnless(tesseract_available(4), 'tesseract v4 OCR tool not available')
     71     def test_bootrom_framebuffer_ocr_with_tesseract_v4(self):
     72         screenshot_path = os.path.join(self.workdir, "dump.ppm")
     73         self.check_bootrom_framebuffer(screenshot_path)
     74         lines = tesseract_ocr(screenshot_path, tesseract_version=4)
     75         text = '\n'.join(lines)
     76         self.assertIn('Testing the FPU, SCC', text)
     77         self.assertIn('System test failed. Error code', text)
     78         self.assertIn('Boot command', text)
     79         self.assertIn('Next>', text)