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// Copyright 2020 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package jsonrpc2
import (
"context"
"net"
"sync"
"testing"
"time"
"golang.org/x/tools/internal/stack/stacktest"
"golang.org/x/tools/internal/testenv"
)
func TestIdleTimeout(t *testing.T) {
testenv.NeedsLocalhostNet(t)
stacktest.NoLeak(t)
ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
defer cancel()
ln, err := net.Listen("tcp", "localhost:0")
if err != nil {
t.Fatal(err)
}
defer ln.Close()
connect := func() net.Conn {
conn, err := net.DialTimeout("tcp", ln.Addr().String(), 5*time.Second)
if err != nil {
panic(err)
}
return conn
}
server := HandlerServer(MethodNotFound)
// connTimer := &fakeTimer{c: make(chan time.Time, 1)}
var (
runErr error
wg sync.WaitGroup
)
wg.Add(1)
go func() {
defer wg.Done()
runErr = Serve(ctx, ln, server, 100*time.Millisecond)
}()
// Exercise some connection/disconnection patterns, and then assert that when
// our timer fires, the server exits.
conn1 := connect()
conn2 := connect()
conn1.Close()
conn2.Close()
conn3 := connect()
conn3.Close()
wg.Wait()
if runErr != ErrIdleTimeout {
t.Errorf("run() returned error %v, want %v", runErr, ErrIdleTimeout)
}
}
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