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animaltrack/tests/test_event_store.py
Petru Paler d91ee362fa
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Fix tombstone bug in stats and add cost statistics to forms
Bug fix: Stats queries (eggs/day, feed/bird/day, etc.) were not excluding
tombstoned (deleted) events. Updated EventStore.list_events() to exclude
tombstoned events by default via LEFT JOIN, and updated direct SQL queries
in stats.py with the same tombstone exclusion.

New stats added:
- Harvest form: cost/egg (global, 30-day avg)
- Sell form: avg price/egg (30-day)
- Give feed form: cost/bird/day (global, 30-day avg)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2026-01-09 06:19:30 +00:00

425 lines
14 KiB
Python

# ABOUTME: Tests for the EventStore class.
# ABOUTME: Validates event creation, retrieval, nonce validation, and clock skew guards.
import time
import pytest
from animaltrack.events import (
PRODUCT_COLLECTED,
ClockSkewError,
DuplicateNonceError,
)
from animaltrack.events.store import EventStore
from animaltrack.id_gen import generate_id
@pytest.fixture
def now_utc():
"""Current time in milliseconds since epoch."""
return int(time.time() * 1000)
@pytest.fixture
def event_store(migrated_db):
"""Create an EventStore instance with a migrated database."""
return EventStore(migrated_db)
class TestEventStore:
"""Tests for basic EventStore operations."""
def test_append_event_creates_event(self, event_store, now_utc):
"""append_event creates and returns an Event with correct fields."""
event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={"location_id": "01ARZ3NDEKTSV4RRFFQ69G5FAV"},
payload={"product_code": "egg.duck", "quantity": 5},
)
assert event.type == PRODUCT_COLLECTED
assert event.ts_utc == now_utc
assert event.actor == "ppetru"
assert event.entity_refs == {"location_id": "01ARZ3NDEKTSV4RRFFQ69G5FAV"}
assert event.payload == {"product_code": "egg.duck", "quantity": 5}
assert event.version == 1
def test_append_event_generates_ulid(self, event_store, now_utc):
"""append_event generates a 26-character ULID for the event ID."""
event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
)
assert len(event.id) == 26
assert event.id.isalnum()
assert event.id.isupper()
def test_get_event_returns_event(self, event_store, now_utc):
"""get_event returns the event by ID."""
created = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={"location_id": "01ARZ3NDEKTSV4RRFFQ69G5FAV"},
payload={"product_code": "egg.duck", "quantity": 5},
)
retrieved = event_store.get_event(created.id)
assert retrieved is not None
assert retrieved.id == created.id
assert retrieved.type == PRODUCT_COLLECTED
assert retrieved.ts_utc == now_utc
assert retrieved.actor == "ppetru"
assert retrieved.entity_refs == {"location_id": "01ARZ3NDEKTSV4RRFFQ69G5FAV"}
assert retrieved.payload == {"product_code": "egg.duck", "quantity": 5}
def test_get_event_not_found(self, event_store):
"""get_event returns None for non-existent event ID."""
result = event_store.get_event("01ARZ3NDEKTSV4RRFFQ69G5FAV")
assert result is None
def test_list_events_no_filter(self, event_store, now_utc):
"""list_events returns all events ordered by ts_utc ASC."""
event1 = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={"order": 1},
)
event2 = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc + 1000,
actor="ines",
entity_refs={},
payload={"order": 2},
)
events = event_store.list_events()
assert len(events) == 2
assert events[0].id == event1.id
assert events[1].id == event2.id
def test_list_events_by_type(self, event_store, now_utc):
"""list_events filters by event type."""
from animaltrack.events import FEED_GIVEN
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
)
feed_event = event_store.append_event(
event_type=FEED_GIVEN,
ts_utc=now_utc + 1000,
actor="ppetru",
entity_refs={},
payload={},
)
events = event_store.list_events(event_type=FEED_GIVEN)
assert len(events) == 1
assert events[0].id == feed_event.id
def test_list_events_by_time_range(self, event_store, now_utc):
"""list_events filters by since_utc and until_utc."""
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc - 10000,
actor="ppetru",
entity_refs={},
payload={"order": 1},
)
event2 = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={"order": 2},
)
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc + 10000,
actor="ppetru",
entity_refs={},
payload={"order": 3},
)
events = event_store.list_events(since_utc=now_utc - 5000, until_utc=now_utc + 5000)
assert len(events) == 1
assert events[0].id == event2.id
def test_list_events_by_actor(self, event_store, now_utc):
"""list_events filters by actor."""
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
)
ines_event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc + 1000,
actor="ines",
entity_refs={},
payload={},
)
events = event_store.list_events(actor="ines")
assert len(events) == 1
assert events[0].id == ines_event.id
def test_list_events_limit(self, event_store, now_utc):
"""list_events respects limit parameter."""
for i in range(5):
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc + i * 1000,
actor="ppetru",
entity_refs={},
payload={"order": i},
)
events = event_store.list_events(limit=3)
assert len(events) == 3
class TestClockSkewValidation:
"""Tests for clock skew validation."""
def test_clock_skew_rejected(self, event_store, now_utc):
"""ts_utc more than 5 minutes in the future raises ClockSkewError."""
future_ts = now_utc + (6 * 60 * 1000) # 6 minutes in the future
with pytest.raises(ClockSkewError):
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=future_ts,
actor="ppetru",
entity_refs={},
payload={},
)
def test_clock_skew_at_boundary_accepted(self, event_store, now_utc):
"""ts_utc exactly at now + 5 minutes is accepted."""
boundary_ts = now_utc + (5 * 60 * 1000) # Exactly 5 minutes in the future
event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=boundary_ts,
actor="ppetru",
entity_refs={},
payload={},
)
assert event.ts_utc == boundary_ts
def test_clock_skew_within_range_accepted(self, event_store, now_utc):
"""ts_utc in the past or near-future is accepted."""
past_ts = now_utc - (60 * 60 * 1000) # 1 hour in the past
event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=past_ts,
actor="ppetru",
entity_refs={},
payload={},
)
assert event.ts_utc == past_ts
class TestNonceValidation:
"""Tests for idempotency nonce validation."""
def test_nonce_validation_rejects_duplicate(self, event_store, now_utc):
"""Same nonce raises DuplicateNonceError."""
nonce = generate_id()
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
nonce=nonce,
route="/actions/product-collected",
)
with pytest.raises(DuplicateNonceError):
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc + 1000,
actor="ppetru",
entity_refs={},
payload={},
nonce=nonce,
route="/actions/product-collected",
)
def test_nonce_recorded_in_table(self, migrated_db, event_store, now_utc):
"""Nonce is stored in idempotency_nonces table."""
nonce = generate_id()
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
nonce=nonce,
route="/actions/product-collected",
)
row = migrated_db.execute(
"SELECT actor, route, created_at_utc FROM idempotency_nonces WHERE nonce = ?",
(nonce,),
).fetchone()
assert row is not None
assert row[0] == "ppetru"
assert row[1] == "/actions/product-collected"
assert row[2] == now_utc
def test_nonce_optional(self, event_store, now_utc):
"""append_event works without nonce (for internal events)."""
event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="system",
entity_refs={},
payload={},
)
assert event is not None
assert event.id is not None
def test_nonce_requires_route(self, event_store, now_utc):
"""Nonce without route raises ValueError."""
nonce = generate_id()
with pytest.raises(ValueError, match="route is required"):
event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
nonce=nonce,
route=None,
)
class TestTombstoneChecking:
"""Tests for tombstone checking."""
def test_is_tombstoned_false(self, event_store, now_utc):
"""is_tombstoned returns False when no tombstone exists."""
event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
)
assert event_store.is_tombstoned(event.id) is False
def test_is_tombstoned_true(self, migrated_db, event_store, now_utc):
"""is_tombstoned returns True when tombstone exists."""
event = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={},
)
# Manually insert a tombstone for testing
tombstone_id = generate_id()
migrated_db.execute(
"""INSERT INTO event_tombstones (id, ts_utc, actor, target_event_id, reason)
VALUES (?, ?, ?, ?, ?)""",
(tombstone_id, now_utc + 1000, "admin", event.id, "Test deletion"),
)
assert event_store.is_tombstoned(event.id) is True
def test_list_events_excludes_tombstoned_by_default(self, migrated_db, event_store, now_utc):
"""list_events excludes tombstoned events by default."""
event1 = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={"order": 1},
)
event2 = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc + 1000,
actor="ppetru",
entity_refs={},
payload={"order": 2},
)
# Tombstone event1
tombstone_id = generate_id()
migrated_db.execute(
"""INSERT INTO event_tombstones (id, ts_utc, actor, target_event_id, reason)
VALUES (?, ?, ?, ?, ?)""",
(tombstone_id, now_utc + 2000, "admin", event1.id, "Test deletion"),
)
events = event_store.list_events()
assert len(events) == 1
assert events[0].id == event2.id
def test_list_events_includes_tombstoned_when_requested(
self, migrated_db, event_store, now_utc
):
"""list_events includes tombstoned events when include_tombstoned=True."""
event1 = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc,
actor="ppetru",
entity_refs={},
payload={"order": 1},
)
event2 = event_store.append_event(
event_type=PRODUCT_COLLECTED,
ts_utc=now_utc + 1000,
actor="ppetru",
entity_refs={},
payload={"order": 2},
)
# Tombstone event1
tombstone_id = generate_id()
migrated_db.execute(
"""INSERT INTO event_tombstones (id, ts_utc, actor, target_event_id, reason)
VALUES (?, ?, ?, ?, ?)""",
(tombstone_id, now_utc + 2000, "admin", event1.id, "Test deletion"),
)
events = event_store.list_events(include_tombstoned=True)
assert len(events) == 2
assert events[0].id == event1.id
assert events[1].id == event2.id