`examples/<name>/` was a tested surface in name only. The source-quality job had no examples check at all, and scripts/smoke_examples.sh accepted any process that had not printed one of its error markers: a project that died during startup, exited after a single frame, or crashed without a marker was reported as PASS. Nothing stopped a malformed or unregistered example from reaching dev, which is how 14 examples arrived without READMEs and 20 were never registered in the overview table. Source side - scripts/check_examples.py classifies every directory under examples/ as either runnable (main.nut plus a config.nut that assigns the engine `config` table) or as a reviewed non-runnable sample listed in NON_RUNNABLE_EXAMPLES with a reason. Both kinds must own a README.md and appear in examples/README.md. Stale exemptions and overview links to missing directories fail as well. - `make check/examples` and a new source-quality CI step run the gate. - scripts/tests/test_check_examples.py covers it and pins each failure mode against fixtures. Runtime side - scripts/smoke_examples.sh now enforces liveness, not just marker absence: every runnable example must still be running after MIN_RUN_SECONDS (default 2s; CI passes 2s), and a process that dies inside that window fails whatever its exit code. A clean self-exit after the window passes with an explicit note instead of being silently accepted as a pass. - The Linux CI step sets MIN_RUN_SECONDS=2 and keeps RUN_SECONDS=6, so the job's wall clock is unchanged (13.7 min of its 20 min budget on dev). Windows / GBK - scripts/utf8_stdio.py re-encodes stdout/stderr as UTF-8 and every scripts/*.py program calls it as the first statement of its __main__ block. On a Chinese Windows a redirected stream falls back to the ANSI code page (cp936), and printing a character that code page cannot encode (arrows, superscripts, bullet separators, emoji - all common in this repository) raised UnicodeEncodeError and turned a checker into a traceback. - The mirror image is input: read_text() without encoding= decoded UTF-8 repository text as cp936 and raised UnicodeDecodeError. - scripts/tests/test_utf8_stdio.py enforces both conventions for every script and test module; text file I/O and child-process decoding now pass encoding="utf-8" explicitly. - Unit-test invocations run with `python3 -X utf8` so the runner's own output never follows the host code page. Violations the new gates found on top of dev, fixed here: 14 examples shipped without a README (fluid3d, mesh-impact-lab, mesh-modifier-lab, spline-tube-lab on the earlier dev tip, plus pcg-depth-of-field, pcg-detail-overwrite, pcg-layer-culling, pcg-location-system, pcg-runtime-orchestration, pcg-scene-player-culling, pcg-snow-wind, pcg-thunder-strike, pcg-ui-scaler and pcg-underwater added by #397), 20 were missing from the overview table (those 14 plus archspace-editor, geometry-stroke-lab, interior-mapping, layered-animation, triplanar-decal, terrain-stamping), and scripts/export_meshret_onnx.py had no UTF-8 stdio guard. Verified locally: `python -m ruff check scripts` (All checks passed); scripts/check_test_manifest.py; scripts/check_quality_metadata.py; scripts/check_architecture_contracts.py --base HEAD; scripts/check_nodiscard.py; `make -n check/examples`; scripts/check_examples.py (125 examples: 118 runnable, 7 reviewed non-runnable); and `python -X utf8 -m unittest discover -s scripts/tests -p "test_*.py"` (155 tests, OK). The runtime half of the contract needs a Linux headless build, so it is verified by the CI examples smoke step rather than locally.
67 lines
2.9 KiB
Python
67 lines
2.9 KiB
Python
#!/usr/bin/env python3
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"""Independently decode engine PNG/TGA exports with Pillow and FFmpeg.
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A missing file or decoder is a failure. Run after resourceFormats.image.*Export
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with EVENGINE_FORMAT_EXPORT_DIR set. Does not regenerate or modify the exports.
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"""
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import argparse
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import json
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from pathlib import Path
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import struct
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import subprocess
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from PIL import Image
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import utf8_stdio
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def verify(directory):
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expected = [(17 + x * 37, 23 + y * 71, 11 + x * 13 + y * 29, (x + y * 5) * 17)
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for y in range(3) for x in range(5)]
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results = []
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for name in ['rgba8.png', 'rgba16.png', 'rgba8.tga']:
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path = directory / name
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with Image.open(path) as image:
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if image.size != (5, 3):
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raise ValueError(f'{name}: wrong dimensions {image.size}')
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if image.mode != 'RGBA':
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raise ValueError(f'{name}: independent decoder lost alpha ({image.mode})')
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actual = [image.getpixel((x, y)) for y in range(3) for x in range(5)]
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error = max(abs(a - b) for actual_pixel, expected_pixel in zip(actual, expected)
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for a, b in zip(actual_pixel, expected_pixel))
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if error > 1:
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raise ValueError(f'{name}: pixel error {error}')
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if name == 'rgba16.png':
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if path.read_bytes()[24] != 16:
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raise ValueError('rgba16.png: encoder did not preserve 16-bit depth')
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run = subprocess.run(['ffmpeg', '-hide_banner', '-loglevel', 'error', '-i', str(path),
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'-f', 'rawvideo', '-pix_fmt', 'rgba64le', '-'], check=True, capture_output=True)
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if len(run.stdout) != 5 * 3 * 8:
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raise ValueError('rgba16.png: wrong decoded byte count')
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actual16 = struct.unpack('<60H', run.stdout)
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expected16 = [v * 257 + i % 5 + 1 for i, pixel in enumerate(expected) for v in pixel]
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error16 = max(abs(a - b) for a, b in zip(actual16, expected16))
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if error16 > 1:
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raise ValueError(f'rgba16.png: 16-bit pixel error {error16}')
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results.append({'file': name, 'status': 'passed', 'maxRgba8Error': error})
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return results
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def main():
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parser = argparse.ArgumentParser(description=__doc__)
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parser.add_argument('directory', type=Path)
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parser.add_argument('--report', type=Path, required=True)
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args = parser.parse_args()
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try:
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result = {'status': 'passed', 'exports': verify(args.directory)}
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except (OSError, ValueError, subprocess.SubprocessError) as error:
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result = {'status': 'failed', 'error': str(error)}
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args.report.parent.mkdir(parents=True, exist_ok=True)
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args.report.write_text(json.dumps(result, indent=2) + '\n', encoding="utf-8")
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print(json.dumps(result))
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return 0 if result['status'] == 'passed' else 1
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if __name__ == '__main__':
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utf8_stdio.enable_utf8_stdio()
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raise SystemExit(main())
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