feat: merge cartsnitch/api into api/ subdirectory
Consolidate API gateway service into monorepo. Squashed from https://github.com/cartsnitch/api main (89bacb1). Co-Authored-By: Paperclip <noreply@paperclip.ing>
This commit is contained in:
Coupon Carl
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"""Tests for SQLAlchemy ORM models."""
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import uuid
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from datetime import UTC, date, datetime
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from decimal import Decimal
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import pytest
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from sqlalchemy import inspect
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from cartsnitch_api.constants import (
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AccountStatus,
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DiscountType,
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PriceSource,
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ProductCategory,
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SizeUnit,
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StoreSlug,
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)
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from cartsnitch_api.models import (
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Coupon,
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NormalizedProduct,
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PriceHistory,
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Purchase,
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PurchaseItem,
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ShrinkflationEvent,
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Store,
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StoreLocation,
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User,
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UserStoreAccount,
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)
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class TestTableCreation:
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"""Verify all expected tables are created."""
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def test_all_tables_exist(self, engine):
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inspector = inspect(engine)
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table_names = set(inspector.get_table_names())
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expected = {
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"stores",
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"store_locations",
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"users",
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"user_store_accounts",
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"purchases",
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"purchase_items",
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"normalized_products",
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"price_history",
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"coupons",
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"shrinkflation_events",
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}
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assert expected.issubset(table_names)
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def test_ten_tables_total(self, engine):
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inspector = inspect(engine)
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assert len(inspector.get_table_names()) == 10
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class TestUUIDPrimaryKeys:
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"""All models use UUID PKs."""
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def test_store_uuid_pk(self, session):
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store = Store(
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id=uuid.uuid4(),
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name="Meijer",
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slug=StoreSlug.MEIJER,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(store)
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session.commit()
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assert isinstance(store.id, uuid.UUID)
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def test_user_uuid_pk(self, session):
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user = User(
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id=uuid.uuid4(),
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email="test@example.com",
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hashed_password="hashed",
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(user)
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session.commit()
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assert isinstance(user.id, uuid.UUID)
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class TestStoreModel:
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def test_store_slug_enum(self, session):
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store = Store(
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id=uuid.uuid4(),
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name="Kroger",
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slug=StoreSlug.KROGER,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(store)
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session.commit()
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assert store.slug == StoreSlug.KROGER
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def test_store_unique_slug(self, session):
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s1 = Store(
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id=uuid.uuid4(),
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name="Target",
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slug=StoreSlug.TARGET,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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s2 = Store(
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id=uuid.uuid4(),
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name="Target Duplicate",
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slug=StoreSlug.TARGET,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(s1)
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session.commit()
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session.add(s2)
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with pytest.raises(Exception): # noqa: B017
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session.commit()
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session.rollback()
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class TestStoreLocationModel:
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def test_store_location_fields(self, session):
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store = Store(
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id=uuid.uuid4(),
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name="Meijer",
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slug=StoreSlug.MEIJER,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(store)
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session.flush()
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loc = StoreLocation(
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id=uuid.uuid4(),
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store_id=store.id,
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address="123 Main St",
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city="Ann Arbor",
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state="MI",
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zip="48104",
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lat=42.2808,
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lng=-83.7430,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(loc)
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session.commit()
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assert loc.city == "Ann Arbor"
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assert loc.lat == pytest.approx(42.2808)
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class TestUserStoreAccountModel:
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def test_account_status_enum(self, session):
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user = User(
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id=uuid.uuid4(),
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email="test@test.com",
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hashed_password="hashed",
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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store = Store(
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id=uuid.uuid4(),
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name="Kroger",
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slug=StoreSlug.KROGER,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add_all([user, store])
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session.flush()
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acct = UserStoreAccount(
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id=uuid.uuid4(),
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user_id=user.id,
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store_id=store.id,
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status=AccountStatus.ACTIVE,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(acct)
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session.commit()
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assert acct.status == AccountStatus.ACTIVE
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def test_unique_user_store_constraint(self, session):
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"""One account per user per store."""
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user = User(
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id=uuid.uuid4(),
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email="unique@test.com",
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hashed_password="hashed",
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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store = Store(
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id=uuid.uuid4(),
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name="Target",
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slug=StoreSlug.TARGET,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add_all([user, store])
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session.flush()
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a1 = UserStoreAccount(
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id=uuid.uuid4(),
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user_id=user.id,
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store_id=store.id,
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status=AccountStatus.ACTIVE,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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a2 = UserStoreAccount(
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id=uuid.uuid4(),
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user_id=user.id,
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store_id=store.id,
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status=AccountStatus.EXPIRED,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(a1)
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session.commit()
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session.add(a2)
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with pytest.raises(Exception): # noqa: B017
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session.commit()
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session.rollback()
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class TestPurchaseModel:
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def test_purchase_with_items(self, session):
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user = User(
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id=uuid.uuid4(),
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email="buyer@test.com",
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hashed_password="hashed",
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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store = Store(
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id=uuid.uuid4(),
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name="Meijer",
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slug=StoreSlug.MEIJER,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add_all([user, store])
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session.flush()
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purchase = Purchase(
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id=uuid.uuid4(),
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user_id=user.id,
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store_id=store.id,
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receipt_id="RCP-001",
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purchase_date=date(2026, 3, 15),
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total=Decimal("42.50"),
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ingested_at=datetime.now(UTC),
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(purchase)
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session.flush()
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item = PurchaseItem(
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id=uuid.uuid4(),
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purchase_id=purchase.id,
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product_name_raw="Meijer Whole Milk 1 Gallon",
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upc="0041250000001",
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quantity=Decimal("1"),
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unit_price=Decimal("3.49"),
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extended_price=Decimal("3.49"),
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)
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session.add(item)
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session.commit()
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assert item.product_name_raw == "Meijer Whole Milk 1 Gallon"
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assert item.unit_price == Decimal("3.49")
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class TestNormalizedProductModel:
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def test_product_with_upc_variants(self, session):
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product = NormalizedProduct(
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id=uuid.uuid4(),
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canonical_name="Whole Milk, 1 Gallon",
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category=ProductCategory.DAIRY,
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brand="Store Brand",
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size="128",
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size_unit=SizeUnit.FL_OZ,
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upc_variants=["0041250000001", "0041250000002"],
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(product)
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session.commit()
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assert product.category == ProductCategory.DAIRY
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assert product.size_unit == SizeUnit.FL_OZ
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class TestPriceHistoryModel:
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def test_price_source_enum(self, session):
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store = Store(
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id=uuid.uuid4(),
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name="Kroger",
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slug=StoreSlug.KROGER,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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product = NormalizedProduct(
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id=uuid.uuid4(),
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canonical_name="Eggs, Large, 12ct",
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add_all([store, product])
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session.flush()
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ph = PriceHistory(
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id=uuid.uuid4(),
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normalized_product_id=product.id,
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store_id=store.id,
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observed_date=date(2026, 3, 15),
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regular_price=Decimal("4.99"),
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sale_price=Decimal("3.99"),
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source=PriceSource.RECEIPT,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(ph)
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session.commit()
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assert ph.source == PriceSource.RECEIPT
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assert ph.regular_price == Decimal("4.99")
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class TestCouponModel:
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def test_coupon_discount_types(self, session):
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store = Store(
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id=uuid.uuid4(),
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name="Target",
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slug=StoreSlug.TARGET,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(store)
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session.flush()
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coupon = Coupon(
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id=uuid.uuid4(),
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store_id=store.id,
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title="$2 off eggs",
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discount_type=DiscountType.FIXED,
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discount_value=Decimal("2.00"),
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requires_clip=True,
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(coupon)
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session.commit()
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assert coupon.discount_type == DiscountType.FIXED
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assert coupon.discount_value == Decimal("2.00")
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class TestShrinkflationEventModel:
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def test_shrinkflation_event(self, session):
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product = NormalizedProduct(
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id=uuid.uuid4(),
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canonical_name="Cereal, Honey Oats",
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(product)
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session.flush()
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event = ShrinkflationEvent(
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id=uuid.uuid4(),
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normalized_product_id=product.id,
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detected_date=date(2026, 3, 10),
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old_size="18",
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new_size="15.4",
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old_unit=SizeUnit.OZ,
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new_unit=SizeUnit.OZ,
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price_at_old_size=Decimal("4.99"),
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price_at_new_size=Decimal("4.99"),
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confidence=Decimal("0.95"),
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notes="Size reduced by 14.4%, price unchanged",
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created_at=datetime.now(UTC),
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updated_at=datetime.now(UTC),
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)
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session.add(event)
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session.commit()
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assert event.confidence == Decimal("0.95")
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assert event.old_unit == SizeUnit.OZ
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