diff --git a/gin/main.go b/gin/main.go
index b7fb853..a25fb1b 100644
--- a/gin/main.go
+++ b/gin/main.go
@@ -38,7 +38,7 @@ func main() {
 
 	// 启动 HTTP 服务
 	srv := &http.Server{
-		Addr:    ":8848",
+		Addr:    ":10086",
 		Handler: e,
 	}
 
diff --git a/gin/simple_test.go b/gin/simple_test.go
new file mode 100644
index 0000000..f6c15a0
--- /dev/null
+++ b/gin/simple_test.go
@@ -0,0 +1,23 @@
+package main
+
+import (
+	"fmt"
+	"go/build"
+	"os"
+	"path/filepath"
+	"testing"
+)
+
+func TestPackage(t *testing.T) {
+	currentDir, _ := os.Getwd()
+	workDir, _ := filepath.Abs(currentDir)
+	fmt.Printf("[+] 工作目录 %s\n", workDir)
+	pkgDir := filepath.Join(workDir, "pkg/errorx")
+	pkg, err := build.Default.Import(pkgDir, pkgDir, build.FindOnly|build.ImportComment)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	fmt.Printf("%#v\n", pkg)
+	fmt.Printf("%#v\n", pkg.Name)
+}