初步实验使用KV数据库（pebble）存储缓存索引

internal/utils/kvstore/table_counter_test.go

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+// Copyright 2024 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package kvstore_test
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/utils/kvstore"
+	"runtime"
+	"testing"
+)
+
+func TestCounterTable_Increase(t *testing.T) {
+	store, err := kvstore.OpenStore("test")
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer func() {
+		_ = store.Close()
+	}()
+
+	db, err := store.NewDB("TEST_DB")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	table, err := kvstore.NewCounterTable[uint64]("users_counter")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	db.AddTable(table)
+
+	count, err := table.Increase("counter", 1)
+	if err != nil {
+		t.Fatal(err)
+	}
+	t.Log(count)
+}
+
+func BenchmarkCounterTable_Increase(b *testing.B) {
+	runtime.GOMAXPROCS(1)
+
+	store, err := kvstore.OpenStore("test")
+	if err != nil {
+		b.Fatal(err)
+	}
+	defer func() {
+		_ = store.Close()
+	}()
+
+	db, err := store.NewDB("TEST_DB")
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	table, err := kvstore.NewCounterTable[uint64]("users_counter")
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	db.AddTable(table)
+
+	defer func() {
+		count, incrErr := table.Increase("counter", 1)
+		if incrErr != nil {
+			b.Fatal(incrErr)
+		}
+		b.Log(count)
+	}()
+
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			_, incrErr := table.Increase("counter", 1)
+			if incrErr != nil {
+				b.Fatal(incrErr)
+			}
+		}
+	})
+}