diff --git a/ip_test.go b/ip_test.go
index bdcdb56..b99b339 100644
--- a/ip_test.go
+++ b/ip_test.go
@@ -5,6 +5,7 @@ import (
 	"IPRegion/ip2region"
 	"encoding/json"
 	"fmt"
+	"sync"
 	"testing"
 )
 
@@ -16,3 +17,48 @@ func TestIpInfo(tt *testing.T) {
 	fmt.Println(string(res))
 
 }
+
+// TestIpRangeChannel 内存测试
+func TestIpRangeChannel(tt *testing.T) {
+	ch := make(chan struct{}, 600)
+	defer close(ch)
+	for ip1 := 1; ip1 <= 255; ip1++ {
+		for ip2 := 0; ip2 <= 255; ip2++ {
+			for ip3 := 0; ip3 <= 255; ip3++ {
+				for ip4 := 1; ip4 <= 254; ip4++ {
+					ch <- struct{}{}
+					go func() {
+						address := fmt.Sprintf("%d.%d.%d.%d", ip1, ip2, ip3, ip4)
+						ipInfo, _ := ip2region.GetIPInfo(address, global.SearchType)
+						_, _ = json.Marshal(ipInfo)
+						fmt.Println(address)
+						<-ch
+					}()
+
+				}
+			}
+		}
+	}
+}
+
+// TestIpRangeLock 不限制情况 内存漏完
+func TestIpRangeLock(tt *testing.T) {
+	var lock sync.Mutex
+	for ip1 := 1; ip1 <= 255; ip1++ {
+		for ip2 := 0; ip2 <= 255; ip2++ {
+			for ip3 := 0; ip3 <= 255; ip3++ {
+				for ip4 := 1; ip4 <= 254; ip4++ {
+					go func() {
+						lock.Lock()
+						address := fmt.Sprintf("%d.%d.%d.%d", ip1, ip2, ip3, ip4)
+						ipInfo, _ := ip2region.GetIPInfo(address, global.SearchType)
+						res, _ := json.Marshal(ipInfo)
+						fmt.Println(string(res))
+						lock.Unlock()
+					}()
+
+				}
+			}
+		}
+	}
+}