| // Copyright 2014 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 debug |
| |
| import ( |
| "io/ioutil" |
| "os" |
| "runtime" |
| "testing" |
| ) |
| |
| func TestWriteHeapDumpNonempty(t *testing.T) { |
| if runtime.GOOS == "nacl" { |
| t.Skip("WriteHeapDump is not available on NaCl.") |
| } |
| f, err := ioutil.TempFile("", "heapdumptest") |
| if err != nil { |
| t.Fatalf("TempFile failed: %v", err) |
| } |
| defer os.Remove(f.Name()) |
| defer f.Close() |
| WriteHeapDump(f.Fd()) |
| fi, err := f.Stat() |
| if err != nil { |
| t.Fatalf("Stat failed: %v", err) |
| } |
| const minSize = 1 |
| if size := fi.Size(); size < minSize { |
| t.Fatalf("Heap dump size %d bytes, expected at least %d bytes", size, minSize) |
| } |
| } |
