github.com/yinchengtsinghua/golang-Eos-dpos-Ethereum@v0.0.0-20190121132951-92cc4225ed8e/metrics/json_test.go (about)

     1  
     2  //此源码被清华学神尹成大魔王专业翻译分析并修改
     3  //尹成QQ77025077
     4  //尹成微信18510341407
     5  //尹成所在QQ群721929980
     6  //尹成邮箱 yinc13@mails.tsinghua.edu.cn
     7  //尹成毕业于清华大学,微软区块链领域全球最有价值专家
     8  //https://mvp.microsoft.com/zh-cn/PublicProfile/4033620
     9  package metrics
    10  
    11  import (
    12  	"bytes"
    13  	"encoding/json"
    14  	"testing"
    15  )
    16  
    17  func TestRegistryMarshallJSON(t *testing.T) {
    18  	b := &bytes.Buffer{}
    19  	enc := json.NewEncoder(b)
    20  	r := NewRegistry()
    21  	r.Register("counter", NewCounter())
    22  	enc.Encode(r)
    23  	if s := b.String(); "{\"counter\":{\"count\":0}}\n" != s {
    24  		t.Fatalf(s)
    25  	}
    26  }
    27  
    28  func TestRegistryWriteJSONOnce(t *testing.T) {
    29  	r := NewRegistry()
    30  	r.Register("counter", NewCounter())
    31  	b := &bytes.Buffer{}
    32  	WriteJSONOnce(r, b)
    33  	if s := b.String(); s != "{\"counter\":{\"count\":0}}\n" {
    34  		t.Fail()
    35  	}
    36  }