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firestar5683
db1c5a7445
Release inherited Params locks correctly across fork and exec. Preserve qualified lateral armed intent through temporary faults, restore the Big UI CEM gauge, improve speed typography, and hide unavailable CEM initialization text. Include matching device artifacts and focused regression coverage.
39 lines
1.5 KiB
Python
39 lines
1.5 KiB
Python
"""Exercise native inherited Params locks on the Linux host CI filesystem."""
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from pathlib import Path
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import subprocess
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import sys
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import tempfile
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import unittest
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ROOT = Path(__file__).resolve().parents[3]
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BINARY = ROOT / "openpilot/common/tests/bin/test_params_fork_lock"
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@unittest.skipUnless(sys.platform == "linux", "Linux fork/exec and /proc descriptor contract")
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class TestParamsForkLock(unittest.TestCase):
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def run_case(self, case):
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self.assertTrue(BINARY.is_file(), "Build the native regression target with existing SCons host dependencies")
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# Kernel-local /tmp is required: remote/macOS bind mounts can implement flock differently.
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with tempfile.TemporaryDirectory(prefix="params-fork-lock-", dir="/tmp") as directory:
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result = subprocess.run([str(BINARY), case, directory], cwd=ROOT,
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capture_output=True, text=True, timeout=15, check=False)
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self.assertEqual(result.returncode, 0, result.stdout + result.stderr)
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def test_parent_releases_with_live_fork_child(self):
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self.run_case("inherited_release")
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def test_child_destructor_keeps_parent_exclusive(self):
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self.run_case("child_destructor")
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def test_exec_closes_lock_descriptor(self):
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self.run_case("exec")
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def test_competing_writer_exclusion_and_progress(self):
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self.run_case("competitor")
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def test_failed_lock_and_eintr_retry(self):
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self.run_case("failures_eintr")
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def test_real_params_async_batch_and_blocking_io(self):
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self.run_case("params_semantics")
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