Add acknowledged alert history and HTML email digests

alert_events_test.go

@@ -0,0 +1,58 @@
+package main
+
+import "testing"
+
+func TestAlertLifecycle(t *testing.T) {
+	store, err := openStore(":memory:")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer store.Close()
+	alert := Alert{ID: "disk", Severity: "warning", Source: "Диски", Title: "SMART", Message: "Проверьте диск"}
+	visible, err := store.SyncAlerts([]Alert{alert})
+	if err != nil || len(visible) != 1 || visible[0].EventID == 0 {
+		t.Fatalf("unexpected new alert: %+v %v", visible, err)
+	}
+	firstID := visible[0].EventID
+	if err = store.AcknowledgeAlert(firstID); err != nil {
+		t.Fatal(err)
+	}
+	visible, err = store.SyncAlerts([]Alert{alert})
+	if err != nil || len(visible) != 0 {
+		t.Fatalf("acknowledged alert became visible: %+v %v", visible, err)
+	}
+	if _, err = store.SyncAlerts(nil); err != nil {
+		t.Fatal(err)
+	}
+	visible, err = store.SyncAlerts([]Alert{alert})
+	if err != nil || len(visible) != 1 || visible[0].EventID == firstID {
+		t.Fatalf("recurring alert was not new: %+v %v", visible, err)
+	}
+	history, err := store.AlertHistory(20)
+	if err != nil || len(history) != 2 {
+		t.Fatalf("unexpected history: %+v %v", history, err)
+	}
+}
+
+func TestPendingEmailAlerts(t *testing.T) {
+	store, err := openStore(":memory:")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer store.Close()
+	visible, err := store.SyncAlerts([]Alert{{ID: "cpu", Severity: "critical", Source: "CPU", Title: "Load"}})
+	if err != nil {
+		t.Fatal(err)
+	}
+	pending, err := store.PendingEmailAlerts()
+	if err != nil || len(pending) != 1 {
+		t.Fatalf("unexpected pending: %+v %v", pending, err)
+	}
+	if err = store.MarkAlertsEmailed(visible); err != nil {
+		t.Fatal(err)
+	}
+	pending, err = store.PendingEmailAlerts()
+	if err != nil || len(pending) != 0 {
+		t.Fatalf("emailed alert repeated: %+v %v", pending, err)
+	}
+}