chore: simplify

benchmarks_test.go

@@ -202,7 +202,7 @@ func runDistribution(b *testing.B, instances []testinstance.Instance, blocks []b
 
 	nst := fetcher.Adapter.Stats()
 	stats := runStats{
-		Time:    time.Now().Sub(start),
+		Time:    time.Since(start),
 		MsgRecd: nst.MessagesRecvd,
 		MsgSent: nst.MessagesSent,
 		Dups:    st.DupBlksReceived,

network/ipfs_impl_test.go

@@ -41,16 +41,12 @@ func (r *receiver) ReceiveError(err error) {
 
 func (r *receiver) PeerConnected(p peer.ID) {
 	r.peers[p] = struct{}{}
-	select {
-	case r.connectionEvent <- struct{}{}:
-	}
+	r.connectionEvent <- struct{}{}
 }
 
 func (r *receiver) PeerDisconnected(p peer.ID) {
 	delete(r.peers, p)
-	select {
-	case r.connectionEvent <- struct{}{}:
-	}
+	r.connectionEvent <- struct{}{}
 }
 func TestMessageSendAndReceive(t *testing.T) {
 	// create network

sessionpeermanager/latencytracker.go

@@ -43,7 +43,7 @@ func (lt *latencyTracker) CheckDuration(key cid.Cid) (time.Duration, bool) {
 	request, ok := lt.requests[key]
 	var latency time.Duration
 	if ok {
-		latency = time.Now().Sub(request.startedAt)
+		latency = time.Since(request.startedAt)
 	}
 	return latency, ok
 }