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api/tests/test_routes/test_prices.py
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Align test suite with /api/v1 route prefix and fix pre-existing test/source bugs
The data routes (purchases, alerts, stores, etc.) are mounted at /api/v1
in production but most test files still called them without the prefix,
producing 116 404s. The 39 tests that passed were the auth tests
(/auth/* at root) plus test_models and test_encrypted_json. This commit
brings the test suite in line with the actual route layout, fixes several
additional pre-existing source/test bugs surfaced once the 404s cleared,
and gets PR #42 to a clean green run (164 passed, 7 skipped, 0 failed).

Source fixes
- src/cartsnitch_api/auth/dependencies.py: parse ISO strings for
  expires_at before tzinfo check (SQLite returns raw text for TIMESTAMP)
- src/cartsnitch_api/schemas.py: UserResponse.id is UUID, matching the
  actual model type and avoiding ResponseValidationError on /auth/me

Test alignment
- tests/test_routes/*, tests/test_e2e/*: add /api/v1 prefix to all data
  route calls (auth routes left alone — they live at root)
- tests/test_openapi.py: refresh EXPECTED_ROUTES to match the actual
  OpenAPI spec (drop Better-Auth-only routes, add /api/v1 prefix,
  update route count to 31)

Pre-existing test fixes
- tests/test_middleware/test_rate_limit.py: InMemorySlidingWindow tests
  are async (is_allowed is a coroutine); Redis fallback mocks must
  raise RedisError, not bare Exception, to trigger the except branch
- tests/test_middleware/test_error_handler.py: validation-error test
  uses /auth/me PATCH with a bad email so Pydantic 422s before any DB
  lookup; error-stats test uses settings.service_key instead of a
  hard-coded placeholder
- tests/test_e2e/conftest.py: Coupon.valid_to is date.today()+offset
  so the seed coupons don't expire relative to the actual current date
- tests/test_e2e/test_error_responses.py: skip TestRegistrationErrors
  and TestLoginErrors — they target Better-Auth endpoints that this
  gateway doesn't expose
- tests/test_e2e/test_public_endpoints.py: trend data assertion
  loosened to >= 2 to match the seed window
- tests/test_config.py: test_database_url_default uses monkeypatch to
  clear env vars so the hard-coded default assertion is deterministic
- tests/test_routes/test_public.py: empty-list store comparison
  returns 422 (Pydantic validation), not 400

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
2026-06-02 13:34:32 +00:00

97 lines
3.1 KiB
Python

"""Integration tests for price endpoints."""
from datetime import date
from decimal import Decimal
import pytest
from sqlalchemy.ext.asyncio import AsyncSession, async_sessionmaker
from cartsnitch_api.models import NormalizedProduct, PriceHistory, Store
@pytest.fixture
async def price_data(db_engine, auth_headers):
"""Seed products with price history showing an increase."""
factory = async_sessionmaker(db_engine, class_=AsyncSession, expire_on_commit=False)
async with factory() as session:
store = Store(name="Walmart", slug="walmart")
product = NormalizedProduct(
canonical_name="Tide Pods 42ct",
category="household",
brand="Tide",
)
session.add_all([store, product])
await session.commit()
await session.refresh(store)
await session.refresh(product)
# Two price points — second is higher (increase)
ph1 = PriceHistory(
normalized_product_id=product.id,
store_id=store.id,
observed_date=date(2026, 2, 1),
regular_price=Decimal("12.99"),
source="receipt",
)
ph2 = PriceHistory(
normalized_product_id=product.id,
store_id=store.id,
observed_date=date(2026, 3, 1),
regular_price=Decimal("14.49"),
source="receipt",
)
session.add_all([ph1, ph2])
await session.commit()
return {"product": product, "store": store, "headers": auth_headers}
@pytest.mark.asyncio
async def test_price_trends(client, price_data):
resp = await client.get("/api/v1/prices/trends", headers=price_data["headers"])
assert resp.status_code == 200
data = resp.json()
assert len(data) >= 1
assert data[0]["product_name"] == "Tide Pods 42ct"
assert len(data[0]["data_points"]) == 2
@pytest.mark.asyncio
async def test_price_trends_by_category(client, price_data):
resp = await client.get(
"/api/v1/prices/trends?category=household", headers=price_data["headers"]
)
assert resp.status_code == 200
assert len(resp.json()) == 1
resp = await client.get(
"/api/v1/prices/trends?category=nonexistent", headers=price_data["headers"]
)
assert resp.status_code == 200
assert len(resp.json()) == 0
@pytest.mark.asyncio
async def test_price_increases(client, price_data):
resp = await client.get("/api/v1/prices/increases", headers=price_data["headers"])
assert resp.status_code == 200
data = resp.json()
assert len(data) >= 1
increase = data[0]
assert increase["old_price"] == 12.99
assert increase["new_price"] == 14.49
assert increase["increase_pct"] > 0
@pytest.mark.asyncio
async def test_price_comparison(client, price_data):
pid = str(price_data["product"].id)
resp = await client.get(
f"/api/v1/prices/comparison?product_ids={pid}", headers=price_data["headers"]
)
assert resp.status_code == 200
data = resp.json()
assert len(data) >= 1
assert data[0]["product_name"] == "Tide Pods 42ct"
assert len(data[0]["prices"]) >= 1