28 lines
1.2 KiB
Python
28 lines
1.2 KiB
Python
"""Q247 targeted presence-check mutant; run only in an approved test slot."""
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import hashlib
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import os
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from pathlib import Path
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import subprocess
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root = Path(__file__).resolve().parents[4]
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source = root / 'packages/business/src/business.mjs'
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fixed = source.read_bytes()
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needle = b'Object.hasOwn(document, "tracker") ? checkTracker(document.tracker, file) : null'
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assert fixed.count(needle) == 1
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mutant = fixed.replace(needle, b'checkTracker(document.tracker, file)')
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try:
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source.write_bytes(mutant)
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result = subprocess.run([
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'timeout', '-k', '10', '90', 'node', '--test', '--test-reporter=tap',
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'--test-name-pattern=Q247: omitting tracker',
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'packages/business/tests/optional-tracker.test.mjs',
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], cwd=root, env=os.environ, text=True, stdout=subprocess.PIPE, stderr=subprocess.STDOUT)
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Path(__file__).with_suffix('.log').write_text(result.stdout)
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print(f'presence mutant: exit {result.returncode}', flush=True)
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assert result.returncode == 1, result.stdout
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assert '# fail 1\n' in result.stdout and 'tracker' in result.stdout, result.stdout
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finally:
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source.write_bytes(fixed)
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assert source.read_bytes() == fixed
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print('restored sha256 ' + hashlib.sha256(fixed).hexdigest(), flush=True)
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