feat(shows): add uploaded show images

backend/shows/test_api.py

@@ -0,0 +1,77 @@
+from datetime import timedelta
+from tempfile import TemporaryDirectory
+
+from django.core.files.uploadedfile import SimpleUploadedFile
+from django.test import override_settings
+from django.urls import reverse
+from django.utils import timezone
+from rest_framework import status
+from rest_framework.test import APITestCase
+
+from shows.models import Performance, Show, Venue
+
+
+SMALL_GIF = (
+    b"GIF89a\x01\x00\x01\x00\x80\x00\x00"
+    b"\x00\x00\x00\xff\xff\xff!\xf9\x04\x01"
+    b"\x00\x00\x00\x00,\x00\x00\x00\x00\x01"
+    b"\x00\x01\x00\x00\x02\x02D\x01\x00;"
+)
+
+
+class ShowApiTests(APITestCase):
+    def setUp(self):
+        self.temp_media = TemporaryDirectory()
+        self.addCleanup(self.temp_media.cleanup)
+        self.settings_override = override_settings(MEDIA_ROOT=self.temp_media.name)
+        self.settings_override.enable()
+        self.addCleanup(self.settings_override.disable)
+
+        self.show = Show.objects.create(
+            title="Open Stage",
+            slug="open-stage-media",
+            summary="A contemporary theatre performance.",
+            description="Full public show description.",
+            poster_image="https://cdn.example.com/open-stage-poster.jpg",
+            is_published=True,
+        )
+        self.external_only_show = Show.objects.create(
+            title="External Poster Stage",
+            slug="external-poster-stage",
+            summary="External image only.",
+            description="External image only.",
+            poster_image="https://cdn.example.com/external-only.jpg",
+            is_published=True,
+        )
+        self.venue = Venue.objects.create(
+            name="AzioneLab Theatre",
+            slug="azionelab-theatre-show-api",
+            address="Via Example 1",
+            city="Rome",
+        )
+        self.performance = Performance.objects.create(
+            show=self.show,
+            venue=self.venue,
+            starts_at=timezone.now() + timedelta(days=7),
+            room_capacity=20,
+        )
+
+    def test_show_list_prefers_uploaded_image_url_when_present(self):
+        self.show.uploaded_image.save(
+            "open-stage.gif",
+            SimpleUploadedFile("open-stage.gif", SMALL_GIF, content_type="image/gif"),
+            save=True,
+        )
+
+        response = self.client.get(reverse("api-show-list"))
+
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        list_item = next(item for item in response.data["results"] if item["slug"] == self.show.slug)
+        self.assertTrue(list_item["image_url"].endswith("/media/shows/open-stage.gif"))
+        self.assertEqual(list_item["poster_image"], "https://cdn.example.com/open-stage-poster.jpg")
+
+    def test_show_detail_falls_back_to_existing_external_image_url(self):
+        response = self.client.get(reverse("api-show-detail", kwargs={"slug": self.external_only_show.slug}))
+
+        self.assertEqual(response.status_code, status.HTTP_200_OK)
+        self.assertEqual(response.data["image_url"], "https://cdn.example.com/external-only.jpg")