Refine queue page polling

test_app.py

@@ -259,6 +259,54 @@ class DownloadQueueCancelTests(unittest.TestCase):
         self.assertEqual(len(saved), 1)
         self.assertEqual(saved[0][-1], "line flush")
 
+
+class QueueApiTests(unittest.TestCase):
+    def setUp(self):
+        APP.reset_runtime(wait=True)
+        APP.initialize_runtime(start_workers=False)
+        self.queue = APP.DOWNLOAD_QUEUE
+        with self.queue._connect() as conn:
+            conn.execute("DELETE FROM jobs")
+
+    def test_download_queue_get_returns_single_job(self):
+        created = self.queue.add(
+            {
+                "query": "Example Show",
+                "title": "Example Show",
+                "anime_name": "Example Show",
+                "mode": "sub",
+                "quality": "best",
+                "episodes": "1",
+                "download_dir": "/tmp/example",
+                "season": "1",
+            }
+        )
+
+        fetched = self.queue.get(created["id"])
+
+        self.assertEqual(fetched["id"], created["id"])
+        self.assertEqual(fetched["title"], "Example Show")
+
+    def test_queue_item_get_route_returns_single_job_payload(self):
+        created = self.queue.add(
+            {
+                "query": "Route Show",
+                "title": "Route Show",
+                "anime_name": "Route Show",
+                "mode": "sub",
+                "quality": "best",
+                "episodes": "1",
+                "download_dir": "/tmp/example",
+                "season": "1",
+            }
+        )
+        handler = DummyHandler(f"/api/queue/{created['id']}")
+
+        APP.Handler.do_GET(handler)
+
+        self.assertEqual(handler.json_status, HTTPStatus.OK)
+        self.assertEqual(handler.json_payload["id"], created["id"])
+
     def test_save_job_splits_log_and_extra_payload_columns(self):
         queue = APP.DownloadQueue(lambda: {"mode": "sub", "quality": "best", "download_dir": "/tmp/example"}, start_worker=False)
         job = {
@@ -1707,7 +1755,7 @@ class TemplateHelperTests(unittest.TestCase):
     def test_pages_share_serial_polling_helper(self):
         self.assertIn("function startSerialPoll(callback, intervalMs)", APP.QUEUE_HTML)
         self.assertIn("function startSerialPoll(callback, intervalMs)", APP.WATCHLIST_HTML)
-        self.assertIn("startSerialPoll(() => loadQueue(), 2500)", APP.QUEUE_HTML)
+        self.assertIn("startSerialPoll(() => pollVisibleJobs(), 2500)", APP.QUEUE_HTML)
         self.assertIn("startSerialPoll(async () => {", APP.WATCHLIST_HTML)
         self.assertIn("window.clearTimeout(timer);", APP.QUEUE_HTML)
         self.assertIn('window.addEventListener("pagehide", stop, { once: true });', APP.QUEUE_HTML)