diff --git a/packages/datastructure/weakmap_test.go b/packages/datastructure/weakmap_test.go
deleted file mode 100644
index 2c239962d5c449f1834ec318cd0d1c977e1cb9b6..0000000000000000000000000000000000000000
--- a/packages/datastructure/weakmap_test.go
+++ /dev/null
@@ -1,92 +0,0 @@
-package datastructure
-
-import (
-	"fmt"
-	"testing"
-)
-import "runtime"
-import "unsafe"
-import "errors"
-import "time"
-
-func TestWeakmap(t *testing.T) {
-	generateA(6)
-	fmt.Println("")
-
-	debugWeakMap(6)
-	fmt.Println("")
-
-	runtime.GC()
-	fmt.Println("GC runned.")
-
-	time.Sleep(1 * time.Second)
-
-	debugWeakMap(6)
-}
-
-func generateA(n int) {
-
-	for i := 0; i < n; i++ {
-		a := NewA()
-		WMap.Add(a)
-		fmt.Println("Added to WM A with id =", a.Id)
-	}
-
-}
-
-func debugWeakMap(n int) {
-	for i := 0; i < n; i++ {
-		if WMap.Has(i) {
-			fmt.Println("Has id =", i)
-		} else {
-			fmt.Println("Hasn't id =", i)
-		}
-	}
-}
-
-var aId int
-
-func NewA() *A {
-	aId++
-	return &A{aId}
-}
-
-var WMap = &WeakMap{weakMap: make(map[int]uintptr)}
-
-type WeakMap struct {
-	weakMap map[int]uintptr
-}
-
-type A struct {
-	Id int
-}
-
-func (w *WeakMap) Add(a *A) {
-	runtime.SetFinalizer(a, finalizer)
-
-	w.weakMap[a.Id] = uintptr(unsafe.Pointer(a))
-}
-
-func (w *WeakMap) Get(id int) (*A, error) {
-	if !w.Has(id) {
-		return nil, errors.New("")
-	}
-
-	a := (*A)(unsafe.Pointer(w.weakMap[id]))
-
-	return a, nil
-}
-
-func (w *WeakMap) Has(id int) bool {
-	_, ok := w.weakMap[id]
-	return ok
-}
-
-func (w *WeakMap) Remove(a *A) {
-	delete(w.weakMap, a.Id)
-}
-
-func finalizer(a *A) {
-	fmt.Println(a.Id)
-	WMap.Remove(a)
-}