tests: add view-level tests for special galleries (favorites directory and image view)

viewer/test_specials.py

@@ -34,6 +34,11 @@ class SpecialGalleriesTests(TestCase):
         Im.objects.create(
             user=self.user, path=str(c), favorite=True, visits=2, last_visited=now
         )
+        # client for view tests
+        from django.test import Client
+
+        self.client = Client()
+        self.client.force_login(self.user)
 
     def tearDown(self):
         self.settings_override.disable()
@@ -51,3 +56,37 @@ class SpecialGalleriesTests(TestCase):
         # most-visited should be ordered descending by visits, expect b.jpg first
         self.assertGreaterEqual(len(most), 1)
         self.assertEqual(most[0].name, "b.jpg")
+
+    def test_favorites_directory_view_and_links(self):
+        # Directory listing for favorites should show only favorite images
+        resp = self.client.get("/gallery/favorites/")
+        self.assertEqual(resp.status_code, 200)
+        ctx = resp.context
+        self.assertTrue(ctx.get("is_special"))
+        names = [img["name"] for img in ctx.get("images")]
+        self.assertEqual(sorted(names), ["a.jpg", "c.jpg"])
+        # Back should be hidden (None) and home present
+        self.assertIsNone(ctx.get("back_url"))
+        self.assertIsNotNone(ctx.get("home_url"))
+        self.assertTrue(str(ctx.get("home_url")).startswith("/gallery/"))
+        # Breadcrumb should point to the special root
+        breadcrumbs = ctx.get("breadcrumbs")
+        self.assertEqual(breadcrumbs[0]["label"], "Favorites")
+        self.assertTrue(breadcrumbs[0]["path"].startswith("/gallery/favorites/"))
+
+    def test_favorites_image_view_prev_next_and_breadcrumbs(self):
+        # Image view under special gallery should scope prev/next to favorites only
+        resp = self.client.get("/gallery/favorites/a.jpg/")
+        self.assertEqual(resp.status_code, 200)
+        ctx = resp.context
+        self.assertTrue(ctx.get("is_special"))
+        # Breadcrumbs: first is special root (clickable), last is filename non-clickable
+        crumbs = ctx.get("breadcrumbs")
+        self.assertEqual(crumbs[0]["label"], "Favorites")
+        self.assertIsNotNone(crumbs[0]["path"])
+        self.assertEqual(crumbs[-1]["label"], "a.jpg")
+        self.assertIsNone(crumbs[-1]["path"])
+        # Prev should be None for first in alphabetical order among favorites
+        self.assertIsNone(ctx.get("prev"))
+        # Next should be c.jpg (since favorites are a.jpg and c.jpg sorted)
+        self.assertIn("c.jpg", ctx.get("next"))