Files
Claro/tools/validate_runtime_error_cleanup.py

51 lines
1.9 KiB
Python

#!/usr/bin/env python3
"""Check that caught runtime diagnostics release their owned message values."""
from pathlib import Path
import os
import subprocess
import sys
import tempfile
ROOT = Path(__file__).resolve().parent.parent
CASES = {
"tests/38_builtin_arity.claro": "math.abs needs 1 argument",
"tests/39_random_inverted_range.claro": "random.int needs the lower bound",
}
def main() -> int:
if os.name == "nt":
print("SKIP: LeakSanitizer check is POSIX-only")
return 0
with tempfile.TemporaryDirectory(prefix="runtime-error-cleanup-") as tmp:
binary = Path(tmp) / "claro-asan"
build = subprocess.run(
["gcc", "-std=c89", "-pedantic-errors", "-Werror=implicit-function-declaration", "-O0", "-g", "-fsanitize=address,undefined",
"src/claro.c", "-o", str(binary), "-lm"],
cwd=ROOT, text=True, capture_output=True,
)
if build.returncode:
print(build.stdout, end="")
print(build.stderr, end="", file=sys.stderr)
return build.returncode
for script, expected in CASES.items():
run = subprocess.run(
[str(binary), script], cwd=ROOT, text=True, capture_output=True,
env={**os.environ, "ASAN_OPTIONS": "detect_leaks=1"},
)
if run.returncode or "LeakSanitizer" in run.stderr or "SUMMARY:" in run.stderr:
print(f"FAIL: caught diagnostics in {script} retain allocations")
print(run.stdout, end="")
print(run.stderr, end="", file=sys.stderr)
return 1
if expected not in run.stdout:
print(f"FAIL: expected diagnostic was not printed for {script}")
print(run.stdout, end="")
return 1
print("PASS: caught builtin-arity and inverted-range diagnostics are leak-free")
return 0
if __name__ == "__main__":
raise SystemExit(main())