github.com/chain5j/chain5j-pkg@v1.0.7/collection/lookup/lookup_test.go (about)

     1  // Package lookup
     2  //
     3  // @author: xwc1125
     4  package lookup
     5  
     6  import (
     7  	"fmt"
     8  	"testing"
     9  )
    10  
    11  var (
    12  	allKeyList map[string]struct{}
    13  )
    14  
    15  func Test1(t *testing.T) {
    16  	allKeyList = make(map[string]struct{})
    17  	hash := "0x57f09E3a3E66F4C70B19Be63dCa6e1bF72eA4Eb1"
    18  	allKeyList[hash] = struct{}{}
    19  	fmt.Println("pre", allKeyList)
    20  	delete(allKeyList, hash)
    21  	fmt.Println("post", allKeyList)
    22  	if k, ok := allKeyList[hash]; ok {
    23  		fmt.Println("Post", k, "ok=", ok)
    24  	}
    25  }