func TestGets(t *testing.T) {
var p pool.Pool
p = pool.RoundRobin([]string{"≠"})
p = pool.Instrument(p)
p = pool.Report(ioutil.Discard, p)
n := 123
for i := 0; i < n; i++ {
p.Get()
}
want := strconv.FormatInt(int64(n), 10)
have := expvar.Get(pool.ExpvarKeyGets).String()
if want != have {
t.Errorf("want %q, have %q", want, have)
}
}
func TestRoundRobin(t *testing.T) {
var (
hosts = []string{"a", "b", "c"}
p = pool.RoundRobin(hosts)
want = []string{"a", "b", "c", "a", "b", "c", "a"}
have []string
)
for i := 0; i < 7; i++ {
host, err := p.Get()
if err != nil {
t.Errorf("Get %d: %s", i, err)
continue
}
have = append(have, host)
}
if !reflect.DeepEqual(want, have) {
t.Errorf("want %v, have %v", want, have)
}
}