golang net_test 代码
文件路径：/src/context/net_test.go
// Copyright 2016 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 context_test
import (
"context"
"net"
"testing"
)
func TestDeadlineExceededIsNetError(t *testing.T) {
err, ok := context.DeadlineExceeded.(net.Error)
if !ok {
t.Fatal("DeadlineExceeded does not implement net.Error")
}
if !err.Timeout() || !err.Temporary() {
t.Fatalf("Timeout() = %v, Temporary() = %v, want true, true", err.Timeout(), err.Temporary())
}
}