net: fix dialgoogle_test.go

~$ nslookup www.google.com
Server: 8.8.8.8
cannonical name = www-g-com-chn.l.google.com.

R=adg, rsc
CC=golang-dev
https://golang.org/cl/4445045

diff --git a/src/pkg/net/dialgoogle_test.go b/src/pkg/net/dialgoogle_test.go
index bec4ad794cf30230093eef13e1eb4b644bf390f8..316ba3c2d3401f63adf67c1eac510134dac71fb7 100644 (file)
--- a/src/pkg/net/dialgoogle_test.go
+++ b/src/pkg/net/dialgoogle_test.go
@@ -62,8 +62,8 @@ func TestLookupCNAME(t *testing.T) {
                return
        }
        cname, err := LookupCNAME("www.google.com")
-       if cname != "www.l.google.com." || err != nil {
-               t.Errorf(`LookupCNAME("www.google.com.") = %q, %v, want "www.l.google.com.", nil`, cname, err)
+       if !strings.HasSuffix(cname, ".l.google.com.") || err != nil {
+               t.Errorf(`LookupCNAME("www.google.com.") = %q, %v, want "*.l.google.com.", nil`, cname, err)
        }
 }