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stdin_registrar_test.go
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/*
* Copyright 2014-2015 Jason Woods.
*
* This file is a modification of code from Logstash Forwarder.
* Copyright 2012-2013 Jordan Sissel and contributors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package main
import (
"github.com/driskell/log-courier/lc-lib/core"
"github.com/driskell/log-courier/lc-lib/registrar"
"testing"
"time"
)
func newTestStdinRegistrar() (*core.Pipeline, *StdinRegistrar) {
pipeline := core.NewPipeline()
return pipeline, newStdinRegistrar(pipeline)
}
func newEventSpool(offset int64) []*core.EventDescriptor {
// Prepare an event spool with single event of specified offset
return []*core.EventDescriptor{
&core.EventDescriptor{
Stream: nil,
Offset: offset,
Event: []byte{},
},
}
}
func TestStdinRegistrarWait(t *testing.T) {
p, r := newTestStdinRegistrar()
// Start the stdin registrar
go func() {
r.Run()
}()
c := r.Connect()
c.Add(registrar.NewAckEvent(newEventSpool(13)))
c.Send()
r.Wait(13)
wait := make(chan int)
go func() {
p.Wait()
wait <- 1
}()
select {
case <-wait:
break
case <-time.After(5 * time.Second):
t.Error("Timeout waiting for stdin registrar shutdown")
return
}
if r.last_offset != 13 {
t.Error("Last offset was incorrect: ", r.last_offset)
} else if r.wait_offset == nil || *r.wait_offset != 13 {
t.Error("Wait offset was incorrect: ", r.wait_offset)
}
}