| // Copyright 2013 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. |
| |
| // +build darwin dragonfly freebsd linux netbsd openbsd |
| |
| package net |
| |
| import ( |
| "testing" |
| ) |
| |
| func TestTCPLookup(t *testing.T) { |
| if testing.Short() || !*testExternal { |
| t.Skip("skipping test to avoid external network") |
| } |
| c, err := Dial("tcp", "8.8.8.8:53") |
| if err != nil { |
| t.Fatalf("Dial failed: %v", err) |
| } |
| defer c.Close() |
| cfg := &dnsConfig{timeout: 10, attempts: 3} |
| _, err = exchange(cfg, c, "com.", dnsTypeALL) |
| if err != nil { |
| t.Fatalf("exchange failed: %v", err) |
| } |
| } |