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FabledScribe/tests/test_integration_shape_classify.py
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bvandeusenandClaude Fable 5 aba16583ab
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fix(ledger): one-line CSS rules fingerprint their own declarations; the proposer writes uses edges for judged rows too (#2872, #2870)
First deploy of v26.08.21.1 showed two gaps:
- Every one-line CSS rule followed by a blank line hashed to sha1("") — the
  declarations live on the selector line, which the #2872 "declarations only"
  fingerprint dropped — so 68 unrelated one-liners across 17 files read as
  one body-identical copy at the top of the derive readout. The selector
  line's tail after "{" is now part of the hash; an all-blank remainder falls
  back to the whole block.
- The proposer only examined unjudged rows, so consumers that were already
  classified (auth.create_invitation → hash_token) never got a uses edge: 3
  edges for hash_token after the first refresh. Judged rows are now scanned
  for references (once per body), no proposal is made on them.
- 0084 migration docstring reworded: "function that …" at a line start parsed
  as a definition (extractor false positive).

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
2026-08-21 17:34:12 -04:00

738 lines
35 KiB
Python

"""Real-Postgres integration tests for shape classification (#2789).
What mocks can't prove: the all-or-nothing batch against real rows, the
write-ACL gate, the todo query's filters, and the consumer map riding
get_snippet. Ledger rows are seeded through the same sync the coverage walk
uses — no forge needed, the sync takes extracted shapes directly.
"""
import pytest
import pytest_asyncio
from sqlalchemy import select
from scribe.models import async_session
from scribe.models.code_shape import CodeShape
from scribe.models.project import Project
from scribe.models.user import User
from scribe.services.shape_ledger import (
classify_shapes,
classify_shapes_where,
list_project_shapes,
snippet_consumers,
sync_repo_shapes,
)
from tests.helpers import ensure_user
pytestmark = [pytest.mark.integration, pytest.mark.usefixtures("_dispose_engine")]
REPO = "git.example.com/alice/widget"
SHAPES = [
("src/app.py", "sym", "make_app"),
("src/app.py", "sym", "Config"),
("src/util.py", "sym", "helper"),
("web/button.css", "css", "btn"),
]
@pytest_asyncio.fixture
async def seeded():
"""Owner + outsider, a project with a synced 4-shape ledger, one snippet."""
from scribe.services import snippets as snippets_svc
async with async_session() as s:
owner = await ensure_user(s, "classify_owner")
other = await ensure_user(s, "classify_other")
project = Project(user_id=owner.id, title="Classify target")
s.add(project)
await s.flush()
ids = {"owner": owner.id, "other": other.id, "pid": project.id}
await s.commit()
await sync_repo_shapes(ids["pid"], REPO, SHAPES, seen_marker="main")
snippet = await snippets_svc.create_snippet(
ids["owner"], name="cls_make_app", code="def make_app():\n pass\n",
language="python", repo="Widget", path="src/factory.py",
symbol="factory", project_id=ids["pid"],
)
ids["snippet"] = int(snippet.id)
return ids
@pytest.mark.integration
async def test_classify_applies_judgments_and_reports_unmatched(seeded):
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
out = await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance",
"snippet_id": sid},
{"path": "src/util.py", "symbol": "helper", "status": "exempt",
"reason": "test scaffolding, deliberately local"},
{"path": "web/button.css", "symbol": "btn", "status": "variant",
"snippet_id": sid, "reason": "darker focus ring for the toolbar"},
{"path": "gone.py", "symbol": "nothing", "status": "exempt",
"reason": "x"},
], via="audit")
assert out["classified"] == 3
assert out["unmatched"] == [{"path": "gone.py", "symbol": "nothing"}]
rows, total = await list_project_shapes(owner, pid)
by_symbol = {r.symbol: r for r in rows}
assert total == 4
assert by_symbol["make_app"].status == "instance"
assert by_symbol["make_app"].snippet_id == sid
assert by_symbol["make_app"].classified_by == "audit"
assert by_symbol["helper"].status == "exempt"
assert by_symbol["helper"].reason == "test scaffolding, deliberately local"
assert by_symbol["btn"].status == "variant"
assert by_symbol["Config"].status == "unclassified"
# Withdrawing a judgment returns the shape to the todo, fields cleared.
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "unclassified"},
])
rows, _ = await list_project_shapes(owner, pid, status="unclassified")
assert {r.symbol for r in rows} == {"Config", "make_app"}
make_app = next(r for r in rows if r.symbol == "make_app")
assert make_app.snippet_id is None and make_app.classified_by is None
@pytest.mark.integration
async def test_a_bad_batch_applies_nothing(seeded):
"""All-or-nothing (#2709's lesson): a caller must never learn later that
half a batch silently happened."""
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
with pytest.raises(ValueError) as err:
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance",
"snippet_id": sid},
{"path": "src/util.py", "symbol": "helper", "status": "variant",
"snippet_id": sid}, # variant with no reason: structural error
])
assert "needs a reason" in str(err.value)
rows, _ = await list_project_shapes(owner, pid, status="unclassified")
assert len(rows) == 4 # including make_app — the valid half did NOT apply
# A snippet target the caller can't read is the same: nothing applies.
with pytest.raises(ValueError):
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance",
"snippet_id": 999999999},
])
@pytest.mark.integration
async def test_classification_is_write_gated_and_listing_read_gated(seeded):
other, pid, sid = seeded["other"], seeded["pid"], seeded["snippet"]
with pytest.raises(ValueError):
await classify_shapes(other, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "exempt",
"reason": "not their call to make"},
])
assert await list_project_shapes(other, pid) == ([], 0)
@pytest.mark.integration
async def test_rule_form_sweeps_unclassified_rows_only_and_applies_whole(seeded):
"""#2868: one judgment over a directory + glob; judged rows are left
alone unless include_judged; the same gates as the row form."""
owner, other, pid, sid = seeded["owner"], seeded["other"], seeded["pid"], seeded["snippet"]
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "Config", "status": "exempt", "reason": "settings holder"},
])
out = await classify_shapes_where(
owner, pid, path="src", status="instance", snippet_id=sid, via="audit",
)
# make_app + helper swept; Config (already judged) untouched; css not under src/.
assert out["classified"] == 2
assert out["sample"] == ["src/app.py::make_app", "src/util.py::helper"]
rows, _ = await list_project_shapes(owner, pid)
by_symbol = {r.symbol: r for r in rows}
assert by_symbol["make_app"].status == "instance" and by_symbol["make_app"].classified_by == "audit"
assert by_symbol["Config"].status == "exempt" and by_symbol["Config"].reason == "settings holder"
assert by_symbol["btn"].status == "unclassified"
# Glob + kind narrow; include_judged re-judges.
out = await classify_shapes_where(
owner, pid, path="web", status="exempt", pattern="btn*", kind="css",
reason="one toolbar button", include_judged=True,
)
assert out["classified"] == 1
out = await classify_shapes_where(
owner, pid, path="src", status="unclassified", include_judged=True,
)
assert out["classified"] == 3 # withdrawal sweeps judged rows when asked
# Gates: reason for exempt, snippet for instance, write access, a path.
with pytest.raises(ValueError):
await classify_shapes_where(owner, pid, path="src", status="exempt")
with pytest.raises(ValueError):
await classify_shapes_where(owner, pid, path="src", status="instance")
with pytest.raises(ValueError):
await classify_shapes_where(owner, pid, path="", status="exempt", reason="x")
with pytest.raises(ValueError):
await classify_shapes_where(other, pid, path="src", status="exempt", reason="x")
@pytest.mark.integration
async def test_sync_stamps_scoped_rows_and_unstamps_when_they_become_reachable(seeded):
"""#2869: by-construction one-offs arrive `scoped` (mechanical), count as
accounted, are reached by the sweep's default, and go back to the todo
if a later tree makes them ordinary. A judgment overrides the stamp."""
from scribe.services.coverage import ArchiveShape
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
scoped_shapes = [
ArchiveShape("web/Card.vue", "css", "card", ".card {", "s1", ".card { x: 1 }", True),
ArchiveShape("web/Card.vue", "sym", "load", "function load() {", "s2", "function load() {}", True),
ArchiveShape("src/util.py", "sym", "helper", "def helper():", "s3", "def helper(): pass", False),
]
await sync_repo_shapes(pid, REPO, scoped_shapes, seen_marker="main")
rows, _ = await list_project_shapes(owner, pid, path="web/Card.vue")
assert {r.status for r in rows} == {"scoped"}
assert all(r.classified_by == "mechanical" and "by construction" in (r.reason or "") for r in rows)
# The human todo excludes them; the sweep's default still reaches them.
assert (await list_project_shapes(owner, pid, status="unclassified", path="web/Card.vue"))[1] == 0
out = await classify_shapes_where(
owner, pid, path="web/Card.vue", status="instance", snippet_id=sid, kind="css",
)
assert out["classified"] == 1
# Re-synced as ordinary: the stamped sym returns to the todo; the
# judged css keeps its judgment.
plain = [ArchiveShape(s.path, s.kind, s.name, s.signature, s.body_sha, s.body, False) for s in scoped_shapes]
await sync_repo_shapes(pid, REPO, plain, seen_marker="main")
rows, _ = await list_project_shapes(owner, pid, path="web/Card.vue")
by_symbol = {r.symbol: r for r in rows}
assert by_symbol["load"].status == "unclassified" and by_symbol["load"].classified_by is None
assert by_symbol["card"].status == "instance" and by_symbol["card"].snippet_id == sid
@pytest.mark.integration
async def test_uses_edges_are_the_consumer_map(seeded):
"""#2870: a shape keeps ONE snippet_id (what it is) and any number of
uses edges (what it calls); the snippet's consumer map lists them,
list_shapes(uses=N) finds them, and a sweep can write them."""
from scribe.services import snippets as snippets_svc
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
helper = await snippets_svc.create_snippet(
owner, name="cls_hash_helper", code="def hash_token(raw):\n return raw\n",
language="python", repo="Widget", path="src/hash.py", symbol="hash_token",
project_id=pid,
)
hid = int(helper.id)
out = await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance",
"snippet_id": sid, "uses": [hid]},
], via="audit")
assert out["classified"] == 1
rows, total = await list_project_shapes(owner, pid, uses=hid)
assert total == 1 and rows[0].symbol == "make_app" and rows[0].snippet_id == sid
consumers = await snippet_consumers(owner, hid)
assert consumers["instances"] == [] and len(consumers["uses"]) == 1
assert consumers["uses"][0]["symbol"] == "make_app" and consumers["uses"][0]["basis"] == "audit"
# A sweep writes uses too; an unknown snippet in uses applies nothing.
out = await classify_shapes_where(
owner, pid, path="src/util.py", status="exempt", reason="local", uses=[hid],
)
assert out["classified"] == 1
assert (await list_project_shapes(owner, pid, uses=hid))[1] == 2
# The proposer writes uses edges for JUDGED rows too: Config (exempt)
# names hash_token in its body → an edge, no proposal.
from scribe.services.shape_ledger import propose_for_repo
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "Config", "status": "exempt", "reason": "settings"},
])
defs = _defs(("src/app.py", "sym", "Config", "class Config:", "class Config:\n token = hash_token(raw)\n"))
with _quiet_semantic():
await propose_for_repo(owner, pid, REPO, defs)
rows, total = await list_project_shapes(owner, pid, uses=hid)
assert total == 3 and {r.symbol for r in rows} >= {"Config"}
cfg = next(r for r in rows if r.symbol == "Config")
assert cfg.status == "exempt" and cfg.proposal is None
with pytest.raises(ValueError):
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "Config", "status": "exempt", "reason": "x", "uses": [999999]},
])
@pytest.mark.integration
async def test_list_filters_compose(seeded):
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance",
"snippet_id": sid},
])
rows, total = await list_project_shapes(owner, pid, path="src")
assert total == 3 and all(r.path.startswith("src/") for r in rows)
# Directory semantics, not string prefix: "sr" matches nothing.
assert (await list_project_shapes(owner, pid, path="sr"))[1] == 0
rows, total = await list_project_shapes(owner, pid, snippet_id=sid)
assert total == 1 and rows[0].symbol == "make_app"
rows, total = await list_project_shapes(
owner, pid, status="unclassified", limit=2
)
assert total == 3 and len(rows) == 2 # paged, with the true total
@pytest.mark.integration
async def test_get_snippet_carries_the_structured_consumer_map(seeded):
from scribe.mcp._context import _user_id_ctx
from scribe.mcp.tools.snippets import get_snippet
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance",
"snippet_id": sid},
{"path": "web/button.css", "symbol": "btn", "status": "variant",
"snippet_id": sid, "reason": "darker focus ring"},
])
token = _user_id_ctx.set(owner)
try:
data = await get_snippet(snippet_id=sid)
finally:
_user_id_ctx.reset(token)
assert [i["path"] for i in data["instances"]] == ["src/app.py"]
assert data["variants"][0]["reason"] == "darker focus ring"
# The map is caller-scoped: an outsider asking the service directly gets
# silence, not another project's file layout.
consumers = await snippet_consumers(seeded["other"], sid)
assert consumers == {"instances": [], "variants": [], "uses": []}
@pytest.mark.integration
async def test_sync_refiles_rows_whose_snippet_was_purged(seeded):
"""The SET NULL companion (#2787): a judgment whose target is hard-deleted
rejoins the todo on the next sync instead of dangling target-less."""
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance",
"snippet_id": sid},
])
from scribe.models.note import Note
async with async_session() as s:
note = await s.get(Note, sid)
await s.delete(note) # hard delete, as purge_trash would
await s.commit()
await sync_repo_shapes(pid, REPO, SHAPES, seen_marker="main")
async with async_session() as s:
row = (await s.execute(select(CodeShape).where(
CodeShape.project_id == pid, CodeShape.symbol == "make_app",
))).scalar_one()
assert row.status == "unclassified"
assert row.snippet_id is None
# --- #2791: the write-path feed lands hook evidence as rows -------------------
@pytest.mark.integration
async def test_write_path_stamp_is_evidence_that_yields_to_judgment(seeded):
"""Pulled + referenced → every named shape of the snippet's kind becomes
an instance row, classified_by=hook, carrying the evidence as reason. A
later agent judgment on one of them stands against a re-stamp; the hook
may only overwrite nobody's judgment or its own. The outsider stamps
nothing (write-gated like every other ledger write)."""
from datetime import datetime, timezone
from scribe.services.shape_ledger import stamp_write_path_instances
owner, other, pid, sid = (
seeded["owner"], seeded["other"], seeded["pid"], seeded["snippet"]
)
pulled = {sid: datetime.now(timezone.utc)}
code = "app = factory()\nreturn app\n" # references the snippet's symbol
assert await stamp_write_path_instances(
other, pid, path="src/app.py", shapes=[("sym", "make_app")],
code=code, pulled=pulled,
) == []
stamped = await stamp_write_path_instances(
owner, pid, path="src/app.py",
shapes=[("sym", "make_app"), ("sym", "Config"), ("css", "nope")],
code=code, pulled=pulled,
)
assert {s["symbol"] for s in stamped} == {"make_app", "Config"} # css skipped: no css canon
rows, _ = await list_project_shapes(owner, pid, snippet_id=sid)
by_symbol = {r.symbol: r for r in rows}
assert by_symbol["make_app"].status == "instance"
assert by_symbol["make_app"].classified_by == "hook"
assert by_symbol["make_app"].reason == f"hook: pulled #{sid}; payload references `factory`"
# A judgment lands; the next stamp must leave it alone but may re-stamp
# its own earlier row.
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "exempt",
"reason": "the app factory is its own thing"},
])
again = await stamp_write_path_instances(
owner, pid, path="src/app.py",
shapes=[("sym", "make_app"), ("sym", "Config")], code=code, pulled=pulled,
)
assert {s["symbol"] for s in again} == {"Config"}
rows, _ = await list_project_shapes(owner, pid, path="src/app.py")
by_symbol = {r.symbol: r for r in rows}
assert by_symbol["make_app"].status == "exempt"
assert by_symbol["Config"].status == "instance"
# Neither pulled nor in play → nothing, even with shapes named.
assert await stamp_write_path_instances(
owner, pid, path="src/util.py", shapes=[("sym", "helper")],
code="print('unrelated')", pulled=pulled,
) == []
@pytest.mark.integration
async def test_a_brand_new_shape_gets_a_provisional_row_the_sync_settles(seeded):
"""The shape being written right now has no ledger row yet. With the
hook's repo key it gets a provisional one — seen markers empty — so the
stamp survives until the next sync, which confirms it (sets the marker)
or stamps it vanished. Without a repo key only existing rows are touched."""
from datetime import datetime, timezone
from scribe.services.shape_ledger import stamp_write_path_instances
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
pulled = {sid: datetime.now(timezone.utc)}
code = "def build():\n return factory()\n"
assert await stamp_write_path_instances(
owner, pid, path="src/new.py", shapes=[("sym", "build")],
code=code, pulled=pulled, # no repo_key
) == []
stamped = await stamp_write_path_instances(
owner, pid, path="src/new.py", shapes=[("sym", "build")],
code=code, pulled=pulled, repo_key=REPO,
)
assert [s["symbol"] for s in stamped] == ["build"]
async with async_session() as s:
row = (await s.execute(select(CodeShape).where(
CodeShape.project_id == pid, CodeShape.path == "src/new.py",
))).scalar_one()
assert row.status == "instance" and row.classified_by == "hook"
# "Unset" is the column's empty default — the markers are non-null
# Text, and the sync is what first fills them.
assert row.first_seen_commit == "" and row.last_seen_commit == ""
# The sync sees the shape in the tree → confirmed, stamp intact.
await sync_repo_shapes(
pid, REPO, SHAPES + [("src/new.py", "sym", "build")], seen_marker="abc123",
)
rows, _ = await list_project_shapes(owner, pid, path="src/new.py")
assert rows[0].status == "instance" and rows[0].last_seen_commit == "abc123"
# The sync no longer sees it → vanished, out of the live accounting.
await sync_repo_shapes(pid, REPO, SHAPES, seen_marker="def456")
rows, _ = await list_project_shapes(owner, pid, path="src/new.py")
assert rows == []
rows, _ = await list_project_shapes(owner, pid, path="src/new.py", include_vanished=True)
assert rows[0].vanished_at is not None
@pytest.mark.integration
async def test_recent_pulls_reads_the_usage_stream(seeded):
"""The "actually pulled it" half is the PULLED usage event, inside the
window; a surfacing alone is not a pull."""
from datetime import datetime, timedelta, timezone
from scribe.models.note_usage import PULLED, SURFACED, NoteUsageEvent
from scribe.services.shape_ledger import recent_pulls
owner, sid = seeded["owner"], seeded["snippet"]
now = datetime.now(timezone.utc)
async with async_session() as s:
s.add_all([
NoteUsageEvent(user_id=owner, note_id=sid, event=PULLED, source="mcp_get_snippet"),
NoteUsageEvent(user_id=owner, note_id=sid + 1000, event=SURFACED, source="auto_inject"),
NoteUsageEvent(user_id=owner, note_id=sid + 2000, event=PULLED,
source="mcp_get_snippet", created_at=now - timedelta(days=2)),
])
await s.commit()
pulls = await recent_pulls(owner)
assert sid in pulls
assert sid + 1000 not in pulls
assert sid + 2000 not in pulls
# --- #2792: the mechanical proposer against real rows -------------------------
def _quiet_semantic():
"""The semantic basis needs the embedder; these tests prove the other
bases and the bookkeeping, so it answers "nothing" here."""
from unittest.mock import AsyncMock, patch
from scribe.services import shape_ledger
return patch.object(shape_ledger, "_semantic_canon", AsyncMock(return_value=None))
def _defs(*items):
"""ArchiveShape-like records: (path, kind, name, signature, body_sha, body)."""
import hashlib
out = []
for path, kind, name, signature, body in items:
sha = hashlib.sha1(" ".join(body.split()).encode()).hexdigest()[:16]
out.append((path, kind, name, signature, sha, body))
return out
@pytest.mark.integration
async def test_proposer_proposes_and_confirm_classifies(seeded):
"""Bodies in hand, the proposer records proposals on unclassified rows —
symbol (a second `factory` elsewhere), reference (a call site), and
nothing for the unrelated — skips rows whose content it already judged,
and a scoped confirm turns proposals into agent instances while a
classify on another retires its proposal."""
from scribe.services.shape_ledger import (
confirm_proposals, propose_for_repo,
)
owner, other, pid, sid = (
seeded["owner"], seeded["other"], seeded["pid"], seeded["snippet"]
)
defs = _defs(
("src/app.py", "sym", "make_app", "def make_app():", "def make_app():\n app = factory()\n return app"),
("src/app.py", "sym", "Config", "class Config:", "class Config:\n debug = False"),
("src/util.py", "sym", "helper", "def helper(x):", "def helper(x):\n return x"),
("src/dup.py", "sym", "factory", "def factory():", "def factory():\n return 1"),
("web/button.css", "css", "btn", ".btn {", ".btn {\n color: red;\n}"),
)
await sync_repo_shapes(pid, REPO, defs, seen_marker="main")
with _quiet_semantic():
stats = await propose_for_repo(owner, pid, REPO, defs)
assert stats == {"examined": 5, "proposed": 2, "semantic_checked": 2}
rows, total = await list_project_shapes(owner, pid, proposal="canon")
by_symbol = {r.symbol: r for r in rows}
assert total == 2
assert by_symbol["factory"].proposal == {"basis": "symbol", "score": 1.0, "snippet_id": sid}
assert by_symbol["make_app"].proposal == {"basis": "reference", "score": 0.9, "snippet_id": sid}
rows, _ = await list_project_shapes(owner, pid, proposal="reference")
assert [r.symbol for r in rows] == ["make_app"]
# Same content again → nothing re-examined (the semantic cap would
# otherwise be spent on the same rows every refresh). A cap that leaves
# rows unreached leaves them UNexamined, so the next refresh gets them.
with _quiet_semantic():
assert (await propose_for_repo(owner, pid, REPO, defs))["examined"] == 0
await classify_shapes(owner, pid, [
{"path": "src/util.py", "symbol": "helper", "status": "unclassified"},
])
assert (await propose_for_repo(owner, pid, REPO, defs, semantic_cap=0))["semantic_checked"] == 0
assert (await propose_for_repo(owner, pid, REPO, defs))["examined"] == 1
# Outsider can't confirm; the owner confirms by snippet, scoped.
with pytest.raises(ValueError):
await confirm_proposals(other, pid, snippet_id=sid)
assert await confirm_proposals(owner, pid, basis="symbol") == {"confirmed": 1}
rows, _ = await list_project_shapes(owner, pid, snippet_id=sid)
factory = next(r for r in rows if r.symbol == "factory")
assert factory.status == "instance" and factory.classified_by == "agent"
assert factory.reason == "confirmed symbol proposal (1.00)"
assert factory.proposal is None
# A judgment on a proposed row retires the proposal; withdrawing a
# judgment forgets the examination so the next pass proposes afresh.
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "exempt", "reason": "bootstrap"},
])
rows, _ = await list_project_shapes(owner, pid, path="src/app.py")
make_app = next(r for r in rows if r.symbol == "make_app")
assert make_app.status == "exempt" and make_app.proposal is None
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "unclassified"},
])
with _quiet_semantic():
assert (await propose_for_repo(owner, pid, REPO, defs))["proposed"] == 1
rows, _ = await list_project_shapes(owner, pid, proposal="canon")
assert [r.symbol for r in rows] == ["make_app"]
@pytest.mark.integration
async def test_derive_groups_land_on_rows_and_in_the_summary(seeded):
"""Shapes with no canon hit that repeat — identical bodies in two files,
the same name in three — carry a derive proposal, and the readout ranks
the families. A canon proposal keeps a row out of any derive group."""
from scribe.services.shape_ledger import (
apply_derive_groups, live_rows, propose_for_repo, proposal_summary,
)
owner, pid, sid = seeded["owner"], seeded["pid"], seeded["snippet"]
defs = _defs(
("a/one.py", "sym", "slug", "def slug(t):", "def slug(t):\n return t.lower()"),
("a/two.py", "sym", "slug", "def slug(t):", "def slug(t):\n return t.lower()"),
("b/x.css", "css", "card", ".card {", ".card { padding: 1px }"),
("b/y.css", "css", "card", ".card {", ".card { padding: 2px }"),
("b/z.css", "css", "card", ".card {", ".card { padding: 3px }"),
("c/only.py", "sym", "alone", "def alone():", "def alone():\n return 0"),
("c/use.py", "sym", "boot", "def boot():", "def boot():\n return factory()"),
)
await sync_repo_shapes(pid, REPO, defs, seen_marker="main")
with _quiet_semantic():
await propose_for_repo(owner, pid, REPO, defs)
assert await apply_derive_groups(pid) == 5
rows, total = await list_project_shapes(owner, pid, proposal="derive")
assert total == 5
groups = {(r.path, r.symbol): r.proposal for r in rows}
assert groups[("a/one.py", "slug")]["group"] == groups[("a/two.py", "slug")]["group"]
assert groups[("a/one.py", "slug")]["group"].startswith("dup:")
assert groups[("b/x.css", "card")] == {"basis": "derive", "score": 3.0, "group": "name:css:card"}
rows, _ = await list_project_shapes(owner, pid, proposal="any")
assert {r.symbol for r in rows} == {"slug", "card", "boot"} # boot: reference proposal
summary = proposal_summary(await live_rows(pid))
assert summary["proposed"] == 1
# #2872: the body-identical group (a real copy) outranks the bigger name
# group (usually convention), even at size 2 vs 3.
order = [g["group"] for g in summary["derive_groups"]]
assert order[0].startswith("dup:") and order[1] == "name:css:card"
assert summary["derive_groups"][0]["files"] == 2
assert summary["derive_groups"][0]["label"] == "slug (identical body)"
assert summary["derive_groups"][1]["label"] == ".card"
assert summary["derive_groups"][0]["size"] == 2 and summary["derive_groups"][1]["size"] == 3
# One of the css copies gets judged → the group shrinks on the next pass.
await classify_shapes(owner, pid, [
{"path": "b/z.css", "symbol": "card", "status": "exempt", "reason": "print sheet"},
])
await apply_derive_groups(pid)
rows, _ = await list_project_shapes(owner, pid, proposal="derive")
assert {r.symbol for r in rows} == {"slug"} # 2 files < the name floor
# --- #2793: the divergence readout against real rows -------------------------
@pytest.mark.integration
async def test_a_second_confirm_dialog_is_detected_and_named(seeded):
"""The milestone's acceptance case. A directory where one canon dominates
the judged siblings (a confirm helper with four instance call sites);
after a previous refresh, a new shape lands there that the proposer does
not match to the canon — it is flagged `diverges_from` the canon, the
readout names it, and the in-band check names it at write time. A
judgment clears the flag; a shape proposed AS the canon is not flagged."""
from datetime import datetime, timedelta, timezone
from scribe.services.shape_ledger import (
divergence_summary, flag_divergence, live_rows, propose_for_repo,
write_time_divergence,
)
from scribe.services import snippets as snippets_svc
owner, pid = seeded["owner"], seeded["pid"]
# The confirm helper is TS canon: since #2871 a sym basis only proposes
# within the shape's language family, so the fixture's Python snippet
# says nothing about these Vue bodies — the canon must be one of theirs.
canon = await snippets_svc.create_snippet(
owner, name="cls_confirm_factory",
code="export async function factory(): Promise<boolean> {\n return true;\n}\n",
language="typescript", repo="Widget",
path="frontend/src/composables/useConfirm.ts", symbol="factory",
project_id=pid,
)
sid = int(canon.id)
comp = "frontend/src/components"
base = _defs(
*[(f"{comp}/{n}.vue", "sym", f"on{n}", f"async function on{n}() {{",
f"async function on{n}() {{\n const ok = await factory();\n if (!ok) return;\n}}")
for n in ("Trash", "Delete", "Remove", "Restore")],
)
await sync_repo_shapes(pid, REPO, base, seen_marker="aaa111")
await classify_shapes(owner, pid, [
{"path": f"{comp}/{n}.vue", "symbol": f"on{n}", "status": "instance", "snippet_id": sid}
for n in ("Trash", "Delete", "Remove", "Restore")
], via="audit")
previous = datetime.now(timezone.utc)
# Button B: a hand-rolled confirm that never touches the canon, plus a
# proper new instance (references the canon → the proposer claims it).
later = base + _defs(
(f"{comp}/Danger.vue", "sym", "confirmDanger", "function confirmDanger() {",
"function confirmDanger() {\n return window.confirm('Really?');\n}"),
(f"{comp}/Proper.vue", "sym", "onPurge", "async function onPurge() {",
"async function onPurge() {\n const ok = await factory();\n if (!ok) return;\n}"),
)
await sync_repo_shapes(pid, REPO, later, seen_marker="bbb222")
with _quiet_semantic():
await propose_for_repo(owner, pid, REPO, later)
assert await flag_divergence(pid, since=None) == 0 # a first seed flags nothing
assert await flag_divergence(pid, since=previous - timedelta(seconds=1)) == 1
rows, total = await list_project_shapes(owner, pid, flag="divergence")
assert total == 1
assert rows[0].symbol == "confirmDanger" and rows[0].diverges_from == sid
summary = divergence_summary(await live_rows(pid))
assert summary["divergent"] == 1
assert summary["divergence"][0]["symbol"] == "confirmDanger"
assert summary["divergence"][0]["canon_snippet_id"] == sid
# In-band: the hook names the shape at write time → the check names the canon.
named = await write_time_divergence(
pid, f"{comp}/Danger.vue", [("sym", "confirmDanger")], stamped=[]
)
assert named == [{"symbol": "confirmDanger", "kind": "sym", "canon_snippet_id": sid,
"instances": 4, "judged": 4}]
# ...but an already-judged shape, or one just stamped as the canon's
# instance, is not re-litigated.
assert await write_time_divergence(pid, f"{comp}/Trash.vue", [("sym", "onTrash")], stamped=[]) == []
assert await write_time_divergence(
pid, f"{comp}/New.vue", [("sym", "onNew")],
stamped=[{"symbol": "onNew", "kind": "sym", "snippet_id": sid}],
) == []
# A directory with no dominant canon is silent.
assert await write_time_divergence(pid, "src/other.py", [("sym", "thing")], stamped=[]) == []
# The judgment answers the question and clears the flag.
await classify_shapes(owner, pid, [
{"path": f"{comp}/Danger.vue", "symbol": "confirmDanger", "status": "variant",
"snippet_id": sid, "reason": "native confirm is fine in the dev-only panel"},
])
rows, total = await list_project_shapes(owner, pid, flag="divergence")
assert total == 0
@pytest.mark.integration
async def test_history_records_what_was_used_when_and_drift_asks_for_a_recheck(seeded):
from scribe.services.shape_ledger import shape_history
owner, other, pid, sid = (
seeded["owner"], seeded["other"], seeded["pid"], seeded["snippet"]
)
v1 = _defs(("src/app.py", "sym", "make_app", "def make_app():", "def make_app():\n return factory()"))
await sync_repo_shapes(pid, REPO, v1, seen_marker="c1")
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "instance", "snippet_id": sid},
])
# The body moves under the judgment → drifted + recheck; re-judging clears it.
v2 = _defs(("src/app.py", "sym", "make_app", "def make_app():", "def make_app():\n return factory(debug=True)"))
await sync_repo_shapes(pid, REPO, v2, seen_marker="c2")
rows, total = await list_project_shapes(owner, pid, flag="recheck")
assert total == 1 and rows[0].symbol == "make_app" and rows[0].status == "instance"
await classify_shapes(owner, pid, [
{"path": "src/app.py", "symbol": "make_app", "status": "variant", "snippet_id": sid,
"reason": "debug flag is deliberate here"},
])
rows, total = await list_project_shapes(owner, pid, flag="recheck")
assert total == 0
# Then it vanishes from the tree.
await sync_repo_shapes(pid, REPO, [], seen_marker="c3")
history = await shape_history(owner, pid, "src/app.py", symbol="make_app")
shape = history["shapes"][0]
assert shape["status"] == "variant" and shape["vanished_at"] is not None
# The seeded fixture synced this row first (marker "main"); v1/v2 are
# later sightings — first_seen keeps the first.
assert shape["first_seen_commit"] == "main" and shape["last_seen_commit"] == "c2"
timeline = [(e["event"], e["status"], e["snippet_id"], e["commit"]) for e in history["events"]]
assert timeline == [
("classified", "instance", sid, "c1"),
("drifted", "instance", sid, "c2"),
("classified", "variant", sid, "c2"),
("vanished", "variant", sid, "c2"),
]
assert history["events"][2]["reason"] == "debug flag is deliberate here"
assert history["events"][0]["classified_by"] == "agent"
# Directory-wide read works (the empty sync also vanished the seeded
# Config and helper rows under src/ — two more events); an outsider
# reads nothing.
assert len((await shape_history(owner, pid, "src"))["events"]) == 6
assert await shape_history(other, pid, "src/app.py") == {}