code review 5674112: test: commentary for [h-m]*.go

test/mallocfin.go

 // run
 
 // 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.
 
-// trivial finalizer test
+// Test basic operation of finalizers.
 
 package main
 
 import (
         "runtime"
         "time"
 )
 
 const N = 250
 
@@ skipping 50 matching lines @@
                 time.Sleep(1e6)
                 if nfinal >= N*8/10 {
                         break
                 }
         }
         if nfinal < N*8/10 {
                 println("not enough finalizing:", nfinal, "/", N)
                 panic("fail")
         }
 }