derp: add some varz tests for active/home conns

pull/149/head
Brad Fitzpatrick 4 years ago
parent dd456f04c5
commit e733fa6f7e

@ -42,6 +42,7 @@ func TestSendRecv(t *testing.T) {
defer ln.Close()
var clients []*Client
var connsOut []net.Conn
var recvChs []chan []byte
errCh := make(chan error, 3)
@ -52,6 +53,7 @@ func TestSendRecv(t *testing.T) {
t.Fatal(err)
}
defer cout.Close()
connsOut = append(connsOut, cout)
cin, err := ln.Accept()
if err != nil {
@ -115,6 +117,20 @@ func TestSendRecv(t *testing.T) {
}
}
wantActive := func(total, home int64) {
t.Helper()
dl := time.Now().Add(5 * time.Second)
var gotTotal, gotHome int64
for time.Now().Before(dl) {
gotTotal, gotHome = s.curClients.Value(), s.curHomeClients.Value()
if gotTotal == total && gotHome == home {
return
}
time.Sleep(10 * time.Millisecond)
}
t.Errorf("total/home=%v/%v; want %v/%v", gotTotal, gotHome, total, home)
}
msg1 := []byte("hello 0->1\n")
if err := clients[0].Send(clientKeys[1], msg1); err != nil {
t.Fatal(err)
@ -131,6 +147,26 @@ func TestSendRecv(t *testing.T) {
recvNothing(0)
recvNothing(1)
wantActive(3, 0)
clients[0].NotePreferred(true)
wantActive(3, 1)
clients[0].NotePreferred(true)
wantActive(3, 1)
clients[0].NotePreferred(false)
wantActive(3, 0)
clients[0].NotePreferred(false)
wantActive(3, 0)
clients[1].NotePreferred(true)
wantActive(3, 1)
connsOut[1].Close()
wantActive(2, 0)
clients[2].NotePreferred(true)
wantActive(2, 1)
clients[2].NotePreferred(false)
wantActive(2, 0)
connsOut[2].Close()
wantActive(1, 0)
t.Logf("passed")
s.Close()
}

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