package metrics
import (
"bytes"
"encoding/json"
"testing"
)
func TestRegistryMarshallJSON(t *testing.T) {
b := &bytes.Buffer{}
enc := json.NewEncoder(b)
r := NewRegistry()
r.Register("counter", NewCounter())
enc.Encode(r)
if s := b.String(); "{\"counter\":{\"count\":0}}\n" != s {
t.Fatalf(s)
}
}
func TestRegistryWriteJSONOnce(t *testing.T) {
r := NewRegistry()
r.Register("counter", NewCounter())
b := &bytes.Buffer{}
WriteJSONOnce(r, b)
if s := b.String(); s != "{\"counter\":{\"count\":0}}\n" {
t.Fail()
}
}-
Anton Evangelatov authored
* go-metrics: fork library and introduce ResettingTimer and InfluxDB reporter. * vendor: change nonsense/go-metrics to ethersphere/go-metrics * go-metrics: add tests. move ResettingTimer logic from reporter to type. * all, metrics: pull in metrics package in go-ethereum * metrics/test: make sure metrics are enabled for tests * metrics: apply gosimple rules * metrics/exp, internal/debug: init expvar endpoint when starting pprof server * internal/debug: tiny comment formatting fix
ae9f9722