Add persistent thresholds and seven-day metrics history

store_test.go

@@ -0,0 +1,31 @@
+package main
+
+import (
+	"testing"
+	"time"
+)
+
+func TestStoreSettingsAndHistory(t *testing.T) {
+	store, err := openStore(":memory:")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer store.Close()
+
+	thresholds := defaultThresholds()
+	thresholds.CPUWarning = 70
+	if err := store.SaveThresholds(thresholds); err != nil {
+		t.Fatal(err)
+	}
+	if loaded := store.Thresholds(); loaded.CPUWarning != 70 {
+		t.Fatalf("настройки не сохранились: %+v", loaded)
+	}
+
+	if err := store.AddHistory(HistoryPoint{Timestamp: time.Now().Unix(), CPUUsage: 42}); err != nil {
+		t.Fatal(err)
+	}
+	points, err := store.History(1)
+	if err != nil || len(points) != 1 || points[0].CPUUsage != 42 {
+		t.Fatalf("история не сохранилась: points=%+v err=%v", points, err)
+	}
+}