ingress-nginx-helm/vendor/github.com/eapache/channels/batching_channel_test.go
Manuel Alejandro de Brito Fontes 9bcb5b08ea
Use a ring channel to avoid blocking write of events (#2082)
* Use a ring channel to avoid blocking write of events

* Add eapache/channels dependency
2018-02-13 17:46:18 -08:00

45 lines
863 B
Go

package channels
import "testing"
func testBatches(t *testing.T, ch Channel) {
go func() {
for i := 0; i < 1000; i++ {
ch.In() <- i
}
ch.Close()
}()
i := 0
for val := range ch.Out() {
for _, elem := range val.([]interface{}) {
if i != elem.(int) {
t.Fatal("batching channel expected", i, "but got", elem.(int))
}
i++
}
}
}
func TestBatchingChannel(t *testing.T) {
ch := NewBatchingChannel(Infinity)
testBatches(t, ch)
ch = NewBatchingChannel(2)
testBatches(t, ch)
ch = NewBatchingChannel(1)
testChannelConcurrentAccessors(t, "batching channel", ch)
}
func TestBatchingChannelCap(t *testing.T) {
ch := NewBatchingChannel(Infinity)
if ch.Cap() != Infinity {
t.Error("incorrect capacity on infinite channel")
}
ch = NewBatchingChannel(5)
if ch.Cap() != 5 {
t.Error("incorrect capacity on infinite channel")
}
}