all: use t.Skip{,f}

src/pkg/net/parse_test.go

 // Copyright 2009 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 net
 
 import (
         "bufio"
         "os"
         "runtime"
         "testing"
 )
 
 func TestReadLine(t *testing.T) {
         // /etc/services file does not exist on windows and Plan 9.
         switch runtime.GOOS {
         case "plan9", "windows":
-                t.Logf("skipping test on %q", runtime.GOOS)
-                return
+                t.Skipf("skipping test on %q", runtime.GOOS)
         }
         filename := "/etc/services" // a nice big file
 
         fd, err := os.Open(filename)
         if err != nil {
                 t.Fatalf("open %s: %v", filename, err)
         }
         br := bufio.NewReader(fd)
 
         file, err := open(filename)
@@ skipping 13 matching lines @@
                         t.Fatalf("%s:%d (#%d)\nbufio => %q, %v\nnet => %q, %v",
                                 filename, lineno, byteno, bline, berr, line, ok)
                 }
                 if !ok {
                         break
                 }
                 lineno++
                 byteno += len(line) + 1
         }
 }