mirror of
https://github.com/norandom/OpenUltraSAST.git
synced 2026-10-16 19:59:26 +00:00
157 lines
6.9 KiB
Python
157 lines
6.9 KiB
Python
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"""Recorded scan names, repository coverage, and the feature builder's read-only audit."""
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import importlib.util
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import json
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import sys
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from pathlib import Path
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from types import SimpleNamespace
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import pytest
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from openultrasast.learn.features import SourceIndex, _signals
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from openultrasast.learn.labels import LabelSourceError
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from openultrasast.learn.roles import RoleSet
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SPEC = importlib.util.spec_from_file_location("build_features", Path(__file__).parents[1] / "benchmarks/learn/build_features.py")
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assert SPEC and SPEC.loader
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builder = importlib.util.module_from_spec(SPEC)
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SPEC.loader.exec_module(builder)
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def scan(steps: int = 5) -> dict:
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return {
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"questions": 4,
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"completed": 3,
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"findings": [{"site": "a.ts:2:handler", "family": "injection", "rung": "model_entailed", "witness": f"flow ({steps} steps)"}],
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"degradations": [],
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}
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def write_scan(root: Path, name: str, result: dict) -> None:
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root.mkdir(parents=True, exist_ok=True)
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(root / f"{name}.json").write_text(json.dumps(result))
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@pytest.mark.parametrize("side", ["vulnerable", "fixed"])
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def test_feature_scan_names_and_repeat_union(tmp_path: Path, side: str) -> None:
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single = scan()
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write_scan(tmp_path, f"v1--{side}", single)
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assert builder.resolve_scan(tmp_path, "v1", side) == single
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write_scan(tmp_path, f"v2--{side}_a", single)
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other = scan(2)
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other["findings"].extend(single["findings"])
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other["completed"] = 1
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write_scan(tmp_path, f"v2--{side}_b", other)
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result = builder.resolve_scan(tmp_path, "v2", side)
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part = builder.recorded_engine("typescript", result["findings"], result, True)
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assert part.state == "ran"
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assert part.values["eng.findings"] == 2 # duplicate from the other repeat counted once
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assert part.values["eng.witness_steps_min"] == 2
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assert part.values["eng.rung_max"] == "model_entailed"
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assert part.values["eng.completion"] == 0.5
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assert part.values["eng.degraded"] is False
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# v1 is authoritative when both naming schemes are present.
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write_scan(tmp_path, f"v2--{side}", single)
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assert builder.resolve_scan(tmp_path, "v2", side) == single
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@pytest.mark.parametrize("peer", [None, {"state": "failed", "questions": 4, "completed": 0}])
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def test_feature_successful_repeat_survives_missing_or_failed_peer(tmp_path: Path, peer: dict | None) -> None:
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write_scan(tmp_path, "case--fixed_b", scan())
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if peer is not None:
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write_scan(tmp_path, "case--fixed_a", peer)
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result = builder.resolve_scan(tmp_path, "case", "fixed")
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assert builder.engine_for(result) is None
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assert result["findings"] == scan()["findings"]
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assert "repeat_missing_or_failed" in result["degradations"]
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def test_feature_missing_scan_is_not_run_and_failed_scan_is_recorded(tmp_path: Path) -> None:
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result = builder.resolve_scan(tmp_path, "absent", "vulnerable")
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part = builder.recorded_engine("python", [], result, True)
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assert part.state == "failed" and part.version == "missing:not-run"
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write_scan(tmp_path, "failed--vulnerable_a", {"questions": 0, "findings": []})
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result = builder.resolve_scan(tmp_path, "failed", "vulnerable")
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part = builder.recorded_engine("python", [], result, True)
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assert part.state == "failed" and part.version == "recorded"
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def test_feature_typescript_repository_witness_reaches_static_record(tmp_path: Path) -> None:
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(tmp_path / "a.ts").write_text("function handler(req) {\n return eval(req.query);\n}\n")
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index = SourceIndex(tmp_path)
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result = scan()
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quick, engine = _signals(index, [], result, {})
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parts = builder.static_parts(
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tmp_path, index, quick, engine, None, result, RoleSet(), {}, "test", "a.ts", "handler", "injection", True, None
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)
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assert parts["engine"].state == "ran"
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assert parts["engine"].values["eng.witness_steps_min"] == 5
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assert parts["engine"].values["eng.findings"] == 1
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assert builder.recorded_engine("typescript", [], None, True).state == "none"
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assert builder.recorded_engine("typescript", [], result, False).state == "none"
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assert builder.recorded_engine("typescript", [], result, True).values["eng.findings"] == 0
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def test_feature_dry_run_counts_sources_without_writing(
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tmp_path: Path, monkeypatch: pytest.MonkeyPatch, capsys: pytest.CaptureFixture
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) -> None:
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script = tmp_path / "benchmarks/learn/build_features.py"
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script.parent.mkdir(parents=True)
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monkeypatch.setattr(builder, "__file__", str(script))
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manifests = tmp_path / "benchmarks/independent"
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manifests.mkdir()
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for version in (1, 2):
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(manifests / f"population-v{version}.toml").write_text(
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'[[case]]\nid="case"\nrepo="https://github.com/o/r"\nvulnerable="pin"\nfixed="fix"\n'
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)
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results = tmp_path / "results"
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write_scan(results / "independent-v2/scans", "case--vulnerable_b", scan())
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base = {"repo": "github.com/o/r", "pin": "pin", "pin_role": "vulnerable", "split": "population-v2",
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"candidate": "a.ts::handler", "family": "injection", "language": "typescript"} # fmt: skip
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rows = [
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base | {"source": "population-v2", "instruments": {"engine": {"state": "failed", "version": "missing:not-run"}}},
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base | {"source": "adjudications", "instruments": {"engine": {"state": "none"}}},
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]
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monkeypatch.setattr(builder.memory.FileStore, "rows", lambda *a, **kw: [SimpleNamespace(row=r) for r in rows])
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monkeypatch.setattr(builder.PinSourceIndex, "__init__", lambda self, *a: None)
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monkeypatch.setattr(builder.PinSourceIndex, "lines", lambda *a: ["function handler(req) {", "return eval(req.query);", "}"])
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def no_write(*args: object, **kwargs: object) -> None:
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pytest.fail("dry run attempted a store write")
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for method in ("_put", "ingest_rows", "put_rows", "drop_rows", "put_blob"):
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monkeypatch.setattr(builder.memory.FileStore, method, no_write)
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counts = tmp_path / "counts.json"
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monkeypatch.setattr(
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sys,
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"argv",
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[
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"build_features.py",
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"--dry-run",
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"--results-root",
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str(results),
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"--store",
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f"file://{tmp_path / 'memory'}",
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"--counts",
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str(counts),
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],
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)
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assert builder.main() == 0
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report = json.loads(capsys.readouterr().out)["by_source"]
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assert report["population-v2"]["not_run_to_ran"] == 1
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assert report["adjudications"]["none_to_ran"] == 1
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assert not counts.exists() and not (tmp_path / "memory").exists()
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def test_feature_unread_pin_fails_loudly(tmp_path: Path) -> None:
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with pytest.raises(LabelSourceError, match="no clone"):
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builder.PinSourceIndex(tmp_path, "pin")
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def test_feature_dry_run_rejects_network_store_before_open(monkeypatch: pytest.MonkeyPatch) -> None:
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monkeypatch.setattr(sys, "argv", ["build_features.py", "--dry-run", "--store", "s3://bucket"])
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monkeypatch.setattr(builder.memory, "open_store", lambda *a: pytest.fail("remote store was opened"))
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with pytest.raises(SystemExit) as exc:
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builder.main()
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assert exc.value.code == 2
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