libgo/go/runtime/symtab_test.go

   1 // Copyright 2009 The Go Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style
   3 // license that can be found in the LICENSE file.
   4
   5 package runtime_test
   6
   7 import (
   8         "runtime"
   9         "strings"
  10         "testing"
  11 )
  12
  13 var _ = runtime.Caller
  14 var _ = strings.HasSuffix
  15 type _ testing.T
  16
  17 /* runtime.Caller is not fully implemented for gccgo.
  18
  19 func TestCaller(t *testing.T) {
  20         procs := runtime.GOMAXPROCS(-1)
  21         c := make(chan bool, procs)
  22         for p := 0; p < procs; p++ {
  23                 go func() {
  24                         for i := 0; i < 1000; i++ {
  25                                 testCallerFoo(t)
  26                         }
  27                         c <- true
  28                 }()
  29                 defer func() {
  30                         <-c
  31                 }()
  32         }
  33 }
  34
  35 func testCallerFoo(t *testing.T) {
  36         testCallerBar(t)
  37 }
  38
  39 func testCallerBar(t *testing.T) {
  40         for i := 0; i < 2; i++ {
  41                 pc, file, line, ok := runtime.Caller(i)
  42                 f := runtime.FuncForPC(pc)
  43                 if !ok ||
  44                         !strings.HasSuffix(file, "symtab_test.go") ||
  45                         (i == 0 && !strings.HasSuffix(f.Name(), "testCallerBar")) ||
  46                         (i == 1 && !strings.HasSuffix(f.Name(), "testCallerFoo")) ||
  47                         line < 5 || line > 1000 ||
  48                         f.Entry() >= pc {
  49                         t.Errorf("incorrect symbol info %d: %t %d %d %s %s %d",
  50                                 i, ok, f.Entry(), pc, f.Name(), file, line)
  51                 }
  52         }
  53 }
  54
  55 */