Files
ThothII/harness/tests/test_dwh_preprocess_job.py
T

142 lines
4.8 KiB
Python

import hashlib
import json
from pathlib import Path
from typer.testing import CliRunner
from tht.cli import app
from tht.jobs.dwh_pipeline import DwhPreprocessPipeline
from tht.jobs.locking import _lock_name
FP = "sha256:" + hashlib.sha256(b"test").hexdigest()
def test_dwh_and_evidence_jobs_have_distinct_lock_names():
assert _lock_name("demo", "dwh") != _lock_name("demo", "evidence")
def test_selected_dwh_stages_run_in_declared_order(tmp_path):
calls = []
pipeline = DwhPreprocessPipeline(
workspace_id="demo",
workspace_root=tmp_path,
config_fingerprint=FP,
input_fingerprint=FP,
introspect=lambda output: (calls.append("introspect"), output.write_text("catalog")),
build_lsh=lambda physical, output: _write_lsh(calls, physical, output),
)
report = pipeline.run(("introspect", "lsh"))
assert report.status == "succeeded"
assert calls == ["introspect", "lsh"]
assert [stage.name for stage in report.stages] == ["introspect", "lsh"]
active = (tmp_path / ".tht-dwh" / "ACTIVE").read_text().strip()
published = tmp_path / ".tht-dwh" / "generations" / active
assert (published / "physical.yaml").read_text() == "catalog"
assert sorted(path.name for path in published.iterdir()) == [
"demo_lsh.pkl", "demo_meta.json", "demo_minhashes.pkl", "physical.yaml"
]
def _write_lsh(calls, physical: Path, output: Path):
calls.append("lsh")
assert physical.read_text() == "catalog"
for name in ("demo_lsh.pkl", "demo_minhashes.pkl", "demo_meta.json"):
(output / name).write_text(name)
def test_preprocess_dwh_json_is_pristine(monkeypatch, tmp_path):
import tht.cli.preprocess_cmd as command
class Report:
status = "succeeded"
def model_dump(self, mode=None):
return {"status": "succeeded", "run_id": "a" * 32, "stages": []}
seen = {}
def run(config, *, steps, resume):
seen.update(config=config, steps=steps, resume=resume)
return Report()
monkeypatch.setattr(command, "run_dwh_from_config", run)
response = CliRunner().invoke(
app,
[
"preprocess", "dwh", "--steps", "introspect,lsh", "--json",
"-c", str(tmp_path / "workspace.yaml"),
],
)
assert response.exit_code == 0, response.output
assert json.loads(response.output)["run_id"] == "a" * 32
assert seen["steps"] == ("introspect", "lsh")
def test_preprocess_dwh_rejects_unknown_or_duplicate_steps(monkeypatch, tmp_path):
import tht.cli.preprocess_cmd as command
called = False
def forbidden(*args, **kwargs):
nonlocal called
called = True
monkeypatch.setattr(command, "run_dwh_from_config", forbidden)
runner = CliRunner()
for value in ("introspect,unknown", "lsh,lsh", ""):
response = runner.invoke(
app,
["preprocess", "dwh", "--steps", value, "--json", "-c", str(tmp_path / "w.yaml")],
)
assert response.exit_code == 2
assert json.loads(response.output)["status"] == "failed"
assert called is False
def test_failed_multi_file_build_never_replaces_active_generation(tmp_path):
def catalog(output):
output.write_text("old-catalog")
first = DwhPreprocessPipeline(
workspace_id="demo", workspace_root=tmp_path,
config_fingerprint=FP, input_fingerprint=FP,
introspect=catalog,
build_lsh=lambda physical, output: [
(output / name).write_text(name)
for name in ("demo_lsh.pkl", "demo_minhashes.pkl", "demo_meta.json")
],
).run(("introspect", "lsh"))
assert first.status == "succeeded"
old_active = (tmp_path / ".tht-dwh" / "ACTIVE").read_text()
def partial_lsh(physical, output):
(output / "demo_lsh.pkl").write_text("new-but-partial")
raise RuntimeError("crash between LSH files")
failed = DwhPreprocessPipeline(
workspace_id="demo", workspace_root=tmp_path,
config_fingerprint=FP, input_fingerprint=FP,
introspect=lambda output: output.write_text("new-catalog"),
build_lsh=partial_lsh,
).run(("introspect", "lsh"))
assert failed.status == "failed"
assert (tmp_path / ".tht-dwh" / "ACTIVE").read_text() == old_active
resumed = DwhPreprocessPipeline(
workspace_id="demo", workspace_root=tmp_path,
config_fingerprint=FP, input_fingerprint=FP,
introspect=lambda output: (_ for _ in ()).throw(
AssertionError("completed introspection must not repeat")
),
build_lsh=lambda physical, output: [
(output / name).write_text("recovered")
for name in ("demo_lsh.pkl", "demo_minhashes.pkl", "demo_meta.json")
],
).run(("introspect", "lsh"), resume_run_id=failed.run_id)
assert resumed.status == "succeeded"