Files
resolutionflow/backend/tests/test_stripe_webhook_handler.py

145 lines
5.3 KiB
Python

import json
import uuid
import pytest
from sqlalchemy import delete, select
from unittest.mock import patch
from app.models.subscription import Subscription
def _make_event(event_id, event_type, obj):
return {
"id": event_id,
"type": event_type,
"data": {"object": obj},
}
@pytest.mark.asyncio
async def test_checkout_completed_activates_subscription(
client, test_db, test_user, auth_headers, monkeypatch
):
from app.core.config import settings
monkeypatch.setattr(settings, "STRIPE_SECRET_KEY", "sk_test_dummy")
monkeypatch.setattr(settings, "STRIPE_WEBHOOK_SECRET", "whsec_dummy")
account_id = uuid.UUID(test_user["user_data"]["account_id"])
# Replace seeded sub with trialing + stripe_customer_id linkage
from app.models.account import Account
account = (await test_db.execute(select(Account).where(Account.id == account_id))).scalar_one()
account.stripe_customer_id = "cus_xxx"
await test_db.execute(delete(Subscription).where(Subscription.account_id == account_id))
test_db.add(Subscription(account_id=account_id, plan="pro", status="trialing"))
await test_db.commit()
event = _make_event("evt_co_1", "checkout.session.completed", {
"id": "cs_xxx",
"customer": "cus_xxx",
"subscription": "sub_xxx",
})
with patch("stripe.Subscription.retrieve", return_value={
"id": "sub_xxx",
"status": "active",
"current_period_start": 1714521600,
"current_period_end": 1717113600,
"items": {"data": [{
"price": {"id": "price_test_monthly"},
"quantity": 5,
}]},
"cancel_at_period_end": False,
}), patch("stripe.Webhook.construct_event", return_value=event):
response = await client.post(
"/api/v1/webhooks/stripe",
content=json.dumps(event),
headers={"stripe-signature": "fake-sig"},
)
assert response.status_code == 200, response.json()
sub = (await test_db.execute(
select(Subscription).where(Subscription.account_id == account_id)
)).scalar_one()
assert sub.status == "active"
assert sub.stripe_subscription_id == "sub_xxx"
@pytest.mark.asyncio
async def test_subscription_deleted_cancels_account(
client, test_db, test_user, auth_headers, monkeypatch
):
from app.core.config import settings
monkeypatch.setattr(settings, "STRIPE_SECRET_KEY", "sk_test_dummy")
monkeypatch.setattr(settings, "STRIPE_WEBHOOK_SECRET", "whsec_dummy")
account_id = uuid.UUID(test_user["user_data"]["account_id"])
await test_db.execute(delete(Subscription).where(Subscription.account_id == account_id))
test_db.add(Subscription(
account_id=account_id, plan="pro", status="active",
stripe_subscription_id="sub_xxx",
))
await test_db.commit()
event = _make_event("evt_del_1", "customer.subscription.deleted", {
"id": "sub_xxx",
"current_period_start": 1714521600,
"current_period_end": 1717113600,
"items": {"data": [{"quantity": 1}]},
})
with patch("stripe.Webhook.construct_event", return_value=event):
response = await client.post(
"/api/v1/webhooks/stripe",
content=json.dumps(event),
headers={"stripe-signature": "fake-sig"},
)
assert response.status_code == 200
sub = (await test_db.execute(
select(Subscription).where(Subscription.account_id == account_id)
)).scalar_one()
assert sub.status == "canceled"
@pytest.mark.asyncio
async def test_webhook_signature_failure_returns_400(client, monkeypatch):
from app.core.config import settings
monkeypatch.setattr(settings, "STRIPE_SECRET_KEY", "sk_test_dummy")
monkeypatch.setattr(settings, "STRIPE_WEBHOOK_SECRET", "whsec_dummy")
with patch("stripe.Webhook.construct_event", side_effect=ValueError("bad sig")):
response = await client.post(
"/api/v1/webhooks/stripe",
content=b"{}",
headers={"stripe-signature": "fake-sig"},
)
assert response.status_code == 400
@pytest.mark.asyncio
async def test_webhook_idempotency(
client, test_db, test_user, auth_headers, monkeypatch
):
from app.core.config import settings
monkeypatch.setattr(settings, "STRIPE_SECRET_KEY", "sk_test_dummy")
monkeypatch.setattr(settings, "STRIPE_WEBHOOK_SECRET", "whsec_dummy")
account_id = uuid.UUID(test_user["user_data"]["account_id"])
await test_db.execute(delete(Subscription).where(Subscription.account_id == account_id))
test_db.add(Subscription(account_id=account_id, plan="pro", status="trialing"))
await test_db.commit()
event = _make_event("evt_dup_1", "customer.subscription.updated", {
"id": "sub_yyy",
"status": "active",
"current_period_start": 1714521600,
"current_period_end": 1717113600,
"items": {"data": [{"quantity": 1}]},
"cancel_at_period_end": False,
})
with patch("stripe.Webhook.construct_event", return_value=event):
r1 = await client.post("/api/v1/webhooks/stripe", content=json.dumps(event), headers={"stripe-signature": "x"})
r2 = await client.post("/api/v1/webhooks/stripe", content=json.dumps(event), headers={"stripe-signature": "x"})
assert r1.status_code == 200
assert r2.status_code == 200
assert r1.json()["applied"] is True
assert r2.json()["applied"] is False