bfs：对FileHeader的压缩和解压使用Pool管理

internal/utils/bfs/file_header_lazy_test.go

@@ -0,0 +1,87 @@
+// Copyright 2024 GoEdge CDN goedge.cdn@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package bfs_test
+
+import (
+	"github.com/TeaOSLab/EdgeNode/internal/utils/bfs"
+	"runtime"
+	"testing"
+)
+
+func TestNewLazyFileHeaderFromData(t *testing.T) {
+	var header = &bfs.FileHeader{
+		Version: 1,
+		Status:  200,
+		BodyBlocks: []bfs.BlockInfo{
+			{
+				BFileOffsetFrom: 0,
+				BFileOffsetTo:   1 << 20,
+			},
+		},
+	}
+	blockBytes, err := header.Encode(bfs.Hash("123456"))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	_, _, rawData, err := bfs.DecodeMetaBlock(blockBytes)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	var lazyHeader = bfs.NewLazyFileHeaderFromData(rawData)
+	newHeader, err := lazyHeader.FileHeaderUnsafe()
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	t.Log(newHeader)
+}
+
+func BenchmarkLazyFileHeader_Decode(b *testing.B) {
+	runtime.GOMAXPROCS(12)
+
+	var header = &bfs.FileHeader{
+		Version:    1,
+		Status:     200,
+		BodyBlocks: []bfs.BlockInfo{},
+	}
+	var offset int64
+	for {
+		var end = offset + 16<<10
+		if end > 1<<20 {
+			break
+		}
+
+		header.BodyBlocks = append(header.BodyBlocks, bfs.BlockInfo{
+			BFileOffsetFrom: offset,
+			BFileOffsetTo:   end,
+		})
+
+		offset = end
+	}
+
+	var hash = bfs.Hash("123456")
+
+	blockBytes, err := header.Encode(hash)
+	if err != nil {
+		b.Fatal(err)
+	}
+
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			_, _, rawData, decodeErr := bfs.DecodeMetaBlock(blockBytes)
+			if decodeErr != nil {
+				b.Fatal(decodeErr)
+			}
+
+			var lazyHeader = bfs.NewLazyFileHeaderFromData(rawData)
+			_, decodeErr = lazyHeader.FileHeaderUnsafe()
+			if decodeErr != nil {
+				b.Fatal(decodeErr)
+			}
+		}
+	})
+}