tile38/vendor/github.com/nats-io/gnatsd/test/gosrv_test.go

63 lines
1.7 KiB
Go

// Copyright 2012-2018 The NATS Authors
// 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 test
import (
"net"
"runtime"
"testing"
"time"
)
func TestSimpleGoServerShutdown(t *testing.T) {
base := runtime.NumGoroutine()
opts := DefaultTestOptions
opts.Port = -1
s := RunServer(&opts)
s.Shutdown()
time.Sleep(100 * time.Millisecond)
delta := (runtime.NumGoroutine() - base)
if delta > 1 {
t.Fatalf("%d Go routines still exist post Shutdown()", delta)
}
}
func TestGoServerShutdownWithClients(t *testing.T) {
base := runtime.NumGoroutine()
opts := DefaultTestOptions
opts.Port = -1
s := RunServer(&opts)
addr := s.Addr().(*net.TCPAddr)
for i := 0; i < 50; i++ {
createClientConn(t, "127.0.0.1", addr.Port)
}
s.Shutdown()
// Wait longer for client connections
time.Sleep(1 * time.Second)
delta := (runtime.NumGoroutine() - base)
// There may be some finalizers or IO, but in general more than
// 2 as a delta represents a problem.
if delta > 2 {
t.Fatalf("%d Go routines still exist post Shutdown()", delta)
}
}
func TestGoServerMultiShutdown(t *testing.T) {
opts := DefaultTestOptions
opts.Port = -1
s := RunServer(&opts)
s.Shutdown()
s.Shutdown()
}