release: nexus btpanel session fix and app-v2

tests/test_fleet_alert_buckets.py

@@ -0,0 +1,31 @@
+"""Fleet trend alert window bucketing."""
+
+from datetime import datetime, timezone
+
+from server.utils.fleet_alert_buckets import attach_alerts_to_fleet_points
+
+
+class _Alert:
+    def __init__(self, created_at, **kwargs):
+        self.created_at = created_at
+        self.server_name = kwargs.get("server_name", "srv")
+        self.server_id = kwargs.get("server_id", 1)
+        self.alert_type = kwargs.get("alert_type", "cpu")
+        self.value = kwargs.get("value", "90")
+        self.is_recovery = kwargs.get("is_recovery", False)
+
+
+def test_attach_alerts_to_sample_window():
+    points = [
+        {"recorded_at": "2026-06-09 10:00:00", "cpu_avg": 10},
+        {"recorded_at": "2026-06-09 10:10:00", "cpu_avg": 20},
+    ]
+    alerts = [
+        _Alert(datetime(2026, 6, 9, 10, 5, tzinfo=timezone.utc), alert_type="cpu"),
+        _Alert(datetime(2026, 6, 9, 10, 8, tzinfo=timezone.utc), alert_type="mem"),
+    ]
+    out = attach_alerts_to_fleet_points(points, alerts, interval_minutes=10)
+    assert out[0]["alert_count"] == 0
+    assert out[1]["alert_count"] == 2
+    types = {a["alert_type"] for a in out[1]["alerts"]}
+    assert types == {"cpu", "mem"}