fix notifications

internal/alerts/alerts_test.go

@@ -279,3 +279,64 @@ func TestEdgeAlertShowsIngressBackends(t *testing.T) {
 		t.Fatalf("non-edge alert enriched")
 	}
 }
+
+type fakePodResolver struct {
+	got []struct{ namespace, deployment string }
+}
+
+func (f *fakePodResolver) PodLogs(ctx context.Context, namespace, deployment string, tail int) topology.PodLog {
+	f.got = append(f.got, struct{ namespace, deployment string }{namespace, deployment})
+	switch deployment {
+	case "orders-v2":
+		return topology.PodLog{Pod: "orders-v2-7d8f9-abcde", Found: true, Lines: []string{"line1", "line2", "line3"}}
+	default:
+		return topology.PodLog{} // scaled to 0
+	}
+}
+
+func TestAlertShowsPodLogsOrScaledToZero(t *testing.T) {
+	at := time.Date(2026, 9, 20, 12, 0, 0, 0, time.UTC)
+	ev := burst("bad-gw", 16, at.Add(-2*time.Minute), 502, "/api/order")
+	for i := range ev {
+		ev[i].Service, ev[i].Host = "nginx", "shop.example.com"
+	}
+	sp := DetectAlerts(ev, at, features.SpikeConfig{Window: 5 * time.Minute, BaselineWindows: 12, MinExcess: 5})
+	a := NewAlert(sp[0], at)
+	a.Enrich(&fakeResolver{})
+	pr := &fakePodResolver{}
+	a.EnrichPods(context.Background(), pr)
+
+	txt := a.Text("")
+	if !strings.Contains(txt, "orders-v2: pod orders-v2-7d8f9-abcde, last 3 log line(s):") {
+		t.Fatalf("missing pod logs in:\n%s", txt)
+	}
+	for _, want := range []string{"line1", "line2", "line3"} {
+		if !strings.Contains(txt, want) {
+			t.Fatalf("missing log line %q in:\n%s", want, txt)
+		}
+	}
+	if len(pr.got) != 1 || pr.got[0].namespace != "shop" || pr.got[0].deployment != "orders-v2" {
+		t.Fatalf("unexpected lookups: %+v", pr.got)
+	}
+}
+
+func TestPodLineNoPod(t *testing.T) {
+	got := podLine(PodStatus{Deployment: "orders-v2", Found: false})
+	if got != "orders-v2: no pod running (scaled to 0?)" {
+		t.Fatalf("got %q", got)
+	}
+}
+
+func TestDropMuted(t *testing.T) {
+	mk := func(id string, excess float64) features.PatternDelta {
+		return features.PatternDelta{Excess: excess, Example: features.Event{IssueFingerprint: id}}
+	}
+	spikes := []features.Spike{
+		{Excess: 10, Patterns: []features.PatternDelta{mk("ignored", 6), mk("live", 4)}},
+		{Excess: 5, Patterns: []features.PatternDelta{mk("ignored", 5)}},
+	}
+	got := DropMuted(spikes, func(id string) bool { return id == "ignored" })
+	if len(got) != 1 || len(got[0].Patterns) != 1 || got[0].Patterns[0].Example.IssueFingerprint != "live" || got[0].Excess != 4 {
+		t.Fatalf("unexpected result: %+v", got)
+	}
+}