tile38/vendor/github.com/eclipse/paho.mqtt.golang/unit_messageids_test.go

112 lines
1.9 KiB
Go

/*
* Copyright (c) 2013 IBM Corp.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Seth Hoenig
* Allan Stockdill-Mander
* Mike Robertson
*/
package mqtt
import (
"fmt"
"testing"
"time"
)
type DummyToken struct{}
func (d *DummyToken) Wait() bool {
return true
}
func (d *DummyToken) WaitTimeout(t time.Duration) bool {
return true
}
func (d *DummyToken) flowComplete() {}
func (d *DummyToken) Error() error {
return nil
}
func Test_getID(t *testing.T) {
mids := &messageIds{index: make(map[uint16]Token)}
i1 := mids.getID(&DummyToken{})
if i1 != 1 {
t.Fatalf("i1 was wrong: %v", i1)
}
i2 := mids.getID(&DummyToken{})
if i2 != 2 {
t.Fatalf("i2 was wrong: %v", i2)
}
for i := uint16(3); i < 100; i++ {
id := mids.getID(&DummyToken{})
if id != i {
t.Fatalf("id was wrong expected %v got %v", i, id)
}
}
}
func Test_freeID(t *testing.T) {
mids := &messageIds{index: make(map[uint16]Token)}
i1 := mids.getID(&DummyToken{})
mids.freeID(i1)
if i1 != 1 {
t.Fatalf("i1 was wrong: %v", i1)
}
i2 := mids.getID(&DummyToken{})
fmt.Printf("i2: %v\n", i2)
}
func Test_messageids_mix(t *testing.T) {
mids := &messageIds{index: make(map[uint16]Token)}
done := make(chan bool)
a := make(chan uint16, 3)
b := make(chan uint16, 20)
c := make(chan uint16, 100)
go func() {
for i := 0; i < 10000; i++ {
a <- mids.getID(&DummyToken{})
mids.freeID(<-b)
}
done <- true
}()
go func() {
for i := 0; i < 10000; i++ {
b <- mids.getID(&DummyToken{})
mids.freeID(<-c)
}
done <- true
}()
go func() {
for i := 0; i < 10000; i++ {
c <- mids.getID(&DummyToken{})
mids.freeID(<-a)
}
done <- true
}()
<-done
<-done
<-done
}