libgo/go/debug/gosym/symtab_test.go

   1 // Copyright 2016 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 gosym
   6
   7 import (
   8         "fmt"
   9         "testing"
  10 )
  11
  12 func assertString(t *testing.T, dsc, out, tgt string) {
  13         if out != tgt {
  14                 t.Fatalf("Expected: %q Actual: %q for %s", tgt, out, dsc)
  15         }
  16 }
  17
  18 func TestStandardLibPackage(t *testing.T) {
  19         s1 := Sym{Name: "io.(*LimitedReader).Read"}
  20         s2 := Sym{Name: "io.NewSectionReader"}
  21         assertString(t, fmt.Sprintf("package of %q", s1.Name), s1.PackageName(), "io")
  22         assertString(t, fmt.Sprintf("package of %q", s2.Name), s2.PackageName(), "io")
  23         assertString(t, fmt.Sprintf("receiver of %q", s1.Name), s1.ReceiverName(), "(*LimitedReader)")
  24         assertString(t, fmt.Sprintf("receiver of %q", s2.Name), s2.ReceiverName(), "")
  25 }
  26
  27 func TestStandardLibPathPackage(t *testing.T) {
  28         s1 := Sym{Name: "debug/gosym.(*LineTable).PCToLine"}
  29         s2 := Sym{Name: "debug/gosym.NewTable"}
  30         assertString(t, fmt.Sprintf("package of %q", s1.Name), s1.PackageName(), "debug/gosym")
  31         assertString(t, fmt.Sprintf("package of %q", s2.Name), s2.PackageName(), "debug/gosym")
  32         assertString(t, fmt.Sprintf("receiver of %q", s1.Name), s1.ReceiverName(), "(*LineTable)")
  33         assertString(t, fmt.Sprintf("receiver of %q", s2.Name), s2.ReceiverName(), "")
  34 }
  35
  36 func TestRemotePackage(t *testing.T) {
  37         s1 := Sym{Name: "github.com/docker/doc.ker/pkg/mflag.(*FlagSet).PrintDefaults"}
  38         s2 := Sym{Name: "github.com/docker/doc.ker/pkg/mflag.PrintDefaults"}
  39         assertString(t, fmt.Sprintf("package of %q", s1.Name), s1.PackageName(), "github.com/docker/doc.ker/pkg/mflag")
  40         assertString(t, fmt.Sprintf("package of %q", s2.Name), s2.PackageName(), "github.com/docker/doc.ker/pkg/mflag")
  41         assertString(t, fmt.Sprintf("receiver of %q", s1.Name), s1.ReceiverName(), "(*FlagSet)")
  42         assertString(t, fmt.Sprintf("receiver of %q", s2.Name), s2.ReceiverName(), "")
  43 }