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package phony
import (
"testing"
"unsafe"
)
func TestInboxSize(t *testing.T) {
var a Inbox
var q queueElem
t.Logf("Inbox size: %d, message size: %d", unsafe.Sizeof(a), unsafe.Sizeof(q))
}
func TestBlock(t *testing.T) {
var a Inbox
var results []int
for idx := 0; idx < 1024; idx++ {
n := idx // Because idx gets mutated in place
Block(&a, func() {
results = append(results, n)
})
}
for idx, n := range results {
if n != idx {
t.Errorf("value %d != index %d", n, idx)
}
}
}
func TestAct(t *testing.T) {
var a Inbox
var results []int
Block(&a, func() {
for idx := 0; idx < 1024; idx++ {
n := idx // Because idx gets mutated in place
a.Act(&a, func() {
results = append(results, n)
})
}
})
Block(&a, func() {})
for idx, n := range results {
if n != idx {
t.Errorf("value %d != index %d", n, idx)
}
}
}
func TestPanicAct(t *testing.T) {
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic")
}
}()
var a Inbox
a.Act(nil, nil)
}
func TestPanicBlockActor(t *testing.T) {
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic")
}
}()
Block(nil, nil)
}
func TestPanicBlockAction(t *testing.T) {
defer func() {
if r := recover(); r == nil {
t.Errorf("The code did not panic")
}
}()
var a Inbox
Block(&a, nil)
}
func BenchmarkLoopActor(b *testing.B) {
var a Inbox
done := make(chan struct{})
idx := 0
var f func()
f = func() {
if idx < b.N {
idx++
a.Act(nil, f)
} else {
close(done)
}
}
a.Act(nil, f)
<-done
}
func BenchmarkLoopChannel(b *testing.B) {
ch := make(chan func(), 1)
defer close(ch)
go func() {
for f := range ch {
f()
}
}()
done := make(chan struct{})
idx := 0
var f func()
f = func() {
if idx < b.N {
idx++
ch <- f
} else {
close(done)
}
}
ch <- f
<-done
}
func BenchmarkSendActor(b *testing.B) {
var a, s Inbox
done := make(chan struct{})
idx := 0
var f func()
f = func() {
if idx < b.N {
idx++
a.Act(&s, func() {})
s.Act(nil, f)
} else {
a.Act(&s, func() { close(done) })
}
}
s.Act(nil, f)
<-done
}
func BenchmarkSendChannel(b *testing.B) {
done := make(chan struct{})
ch := make(chan func())
go func() {
for f := range ch {
f()
}
close(done)
}()
f := func() {}
for i := 0; i < b.N; i++ {
ch <- f
}
close(ch)
<-done
}
func BenchmarkRequestResponseActor(b *testing.B) {
var pinger, ponger Inbox
done := make(chan struct{})
idx := 0
var ping, pong func()
ping = func() {
if idx < b.N {
idx++
ponger.Act(&pinger, pong)
pinger.Act(nil, ping) // loop asynchronously
} else {
ponger.Act(&pinger, func() {
pinger.Act(nil, func() {
close(done)
})
})
}
}
pong = func() {
pinger.Act(nil, func() {}) // send a response without backpressure
}
pinger.Act(nil, ping)
<-done
}
func BenchmarkRequestResponseChannel(b *testing.B) {
done := make(chan struct{})
toPing := make(chan func(), 1)
toPong := make(chan func(), 1)
defer close(toPing)
defer close(toPong)
var ping func()
var pong func()
ping = func() {
for idx := 0; idx < b.N; idx++ {
toPong <- pong
f := <-toPing
f()
}
toPong <- func() {
toPing <- func() {
close(done)
}
}
}
pong = func() {
toPing <- func() {}
}
go func() {
for f := range toPing {
f()
}
}()
go func() {
for f := range toPong {
f()
}
}()
toPing <- ping
<-done
}
func BenchmarkBlock(b *testing.B) {
var a Inbox
for i := 0; i < b.N; i++ {
Block(&a, func() {})
}
}
|
