Fix #1722 -- Add more tests for fundraising webhook

fundraising/test_data/session_completed.json

@@ -0,0 +1,86 @@
+{
+    "id": "evt_103MXP2kbIgHtIBFeIFqPxp7",
+    "object": "event",
+    "api_version": "2015-01-11",
+    "created": 1683928544,
+    "data": {
+        "object": {
+            "id": "cs_test_a11YYufWQzNY63zpQ6QSNRQhkUpVph4WRmzW0zWJO2znZKdVujZ0N0S22u",
+            "object": "checkout.session",
+            "after_expiration": null,
+            "allow_promotion_codes": null,
+            "amount_subtotal": 2198,
+            "amount_total": 2198,
+            "automatic_tax": {
+              "enabled": false,
+              "liability": null,
+              "status": null
+            },
+            "billing_address_collection": null,
+            "cancel_url": null,
+            "client_reference_id": null,
+            "consent": null,
+            "consent_collection": null,
+            "created": 1679600215,
+            "currency": "usd",
+            "custom_fields": [],
+            "custom_text": {
+              "shipping_address": null,
+              "submit": null
+            },
+            "customer": "cus_3MXPY5pvYMWTBf",
+            "customer_creation": "if_required",
+            "customer_details": null,
+            "customer_email": null,
+            "expires_at": 1679686615,
+            "invoice": null,
+            "invoice_creation": {
+              "enabled": false,
+              "invoice_data": {
+                "account_tax_ids": null,
+                "custom_fields": null,
+                "description": null,
+                "footer": null,
+                "issuer": null,
+                "metadata": {},
+                "rendering_options": null
+              }
+            },
+            "livemode": false,
+            "locale": null,
+            "metadata": {},
+            "mode": "payment",
+            "payment_intent": "pi_2MXkIN4ao19wAZWp0atVBWd2",
+            "payment_link": null,
+            "payment_method_collection": "always",
+            "payment_method_options": {},
+            "payment_method_types": [
+              "card"
+            ],
+            "payment_status": "unpaid",
+            "phone_number_collection": {
+              "enabled": false
+            },
+            "recovered_from": null,
+            "setup_intent": null,
+            "shipping_address_collection": null,
+            "shipping_cost": null,
+            "shipping_details": null,
+            "shipping_options": [],
+            "status": "open",
+            "submit_type": null,
+            "subscription": null,
+            "success_url": "https://example.com/success",
+            "total_details": {
+              "amount_discount": 0,
+              "amount_shipping": 0,
+              "amount_tax": 0
+            },
+            "url": "https://checkout.stripe.com/c/pay/cs_test_a11YYufWQzNY63zpQ6QSNRQhkUpVph4WRmzW0zWJO2znZKdVujZ0N0S22u#fidkdWxOYHwnPyd1blpxYHZxWjA0SDdPUW5JbmFMck1wMmx9N2BLZjFEfGRUNWhqTmJ%2FM2F8bUA2SDRySkFdUV81T1BSV0YxcWJcTUJcYW5rSzN3dzBLPUE0TzRKTTxzNFBjPWZEX1NKSkxpNTVjRjN8VHE0YicpJ2N3amhWYHdzYHcnP3F3cGApJ2lkfGpwcVF8dWAnPyd2bGtiaWBabHFgaCcpJ2BrZGdpYFVpZGZgbWppYWB3dic%2FcXdwYHgl"
+          }
+    },
+    "livemode": true,
+    "pending_webhooks": 1,
+    "request": null,
+    "type": "checkout.session.completed"
+}

fundraising/tests/test_views.py

@@ -194,7 +194,10 @@ def _stripe_signature_header(data):
 
 class TestWebhooks(TestCase):
     def setUp(self):
-        self.hero = DjangoHero.objects.create(email="[email protected]")
+        self.hero = DjangoHero.objects.create(
+            email="[email protected]",
+            stripe_customer_id="cus_3MXPY5pvYMWTBf",
+        )
         self.donation = Donation.objects.create(
             donor=self.hero,
             interval="monthly",
@@ -281,3 +284,23 @@ def test_unknown_event_type(self):
         data["type"] = "unknown"
         response = self.post_event(data)
         self.assertEqual(response.status_code, 422)
+
+    def test_checkout_session_completed(self):
+        response = self.post_event(self.stripe_data("session_completed"))
+        self.assertEqual(response.status_code, 204)
+
+        self.assertEqual(len(mail.outbox), 1)
+        expected_url = django_hosts_reverse(
+            "fundraising:manage-donations", kwargs={"hero": self.hero.id}
+        )
+        self.assertTrue(expected_url in mail.outbox[0].body)
+
+        self.assertEqual(DjangoHero.objects.count(), 1)
+
+    def test_checkout_session_completed_new_hero(self):
+        self.hero.stripe_customer_id = ""
+        self.hero.save()
+        response = self.post_event(self.stripe_data("session_completed"))
+
+        self.assertEqual(response.status_code, 204)
+        self.assertEqual(DjangoHero.objects.count(), 2)