| # Functional test that boots a VM and run OCR on the framebuffer |
| # |
| # Copyright (c) 2019 Philippe Mathieu-Daudé <f4bug@amsat.org> |
| # |
| # This work is licensed under the terms of the GNU GPL, version 2 or |
| # later. See the COPYING file in the top-level directory. |
| |
| import os |
| import time |
| |
| from avocado_qemu import QemuSystemTest |
| from avocado import skipUnless |
| |
| from tesseract_utils import tesseract_available, tesseract_ocr |
| |
| PIL_AVAILABLE = True |
| try: |
| from PIL import Image |
| except ImportError: |
| PIL_AVAILABLE = False |
| |
| |
| class NextCubeMachine(QemuSystemTest): |
| """ |
| :avocado: tags=arch:m68k |
| :avocado: tags=machine:next-cube |
| :avocado: tags=device:framebuffer |
| """ |
| |
| timeout = 15 |
| |
| def check_bootrom_framebuffer(self, screenshot_path): |
| rom_url = ('https://sourceforge.net/p/previous/code/1350/tree/' |
| 'trunk/src/Rev_2.5_v66.BIN?format=raw') |
| rom_hash = 'b3534796abae238a0111299fc406a9349f7fee24' |
| rom_path = self.fetch_asset(rom_url, asset_hash=rom_hash) |
| |
| self.vm.add_args('-bios', rom_path) |
| self.vm.launch() |
| |
| self.log.info('VM launched, waiting for display') |
| # TODO: Use avocado.utils.wait.wait_for to catch the |
| # 'displaysurface_create 1120x832' trace-event. |
| time.sleep(2) |
| |
| self.vm.cmd('human-monitor-command', |
| command_line='screendump %s' % screenshot_path) |
| |
| @skipUnless(PIL_AVAILABLE, 'Python PIL not installed') |
| def test_bootrom_framebuffer_size(self): |
| screenshot_path = os.path.join(self.workdir, "dump.ppm") |
| self.check_bootrom_framebuffer(screenshot_path) |
| |
| width, height = Image.open(screenshot_path).size |
| self.assertEqual(width, 1120) |
| self.assertEqual(height, 832) |
| |
| @skipUnless(tesseract_available(3), 'tesseract v3 OCR tool not available') |
| def test_bootrom_framebuffer_ocr_with_tesseract_v3(self): |
| screenshot_path = os.path.join(self.workdir, "dump.ppm") |
| self.check_bootrom_framebuffer(screenshot_path) |
| lines = tesseract_ocr(screenshot_path, tesseract_version=3) |
| text = '\n'.join(lines) |
| self.assertIn('Backplane', text) |
| self.assertIn('Ethernet address', text) |
| |
| # Tesseract 4 adds a new OCR engine based on LSTM neural networks. The |
| # new version is faster and more accurate than version 3. The drawback is |
| # that it is still alpha-level software. |
| @skipUnless(tesseract_available(4), 'tesseract v4 OCR tool not available') |
| def test_bootrom_framebuffer_ocr_with_tesseract_v4(self): |
| screenshot_path = os.path.join(self.workdir, "dump.ppm") |
| self.check_bootrom_framebuffer(screenshot_path) |
| lines = tesseract_ocr(screenshot_path, tesseract_version=4) |
| text = '\n'.join(lines) |
| self.assertIn('Testing the FPU, SCC', text) |
| self.assertIn('System test failed. Error code', text) |
| self.assertIn('Boot command', text) |
| self.assertIn('Next>', text) |
