| // Copyright 2022 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 comment |
| |
| import ( |
| "os/exec" |
| "sort" |
| "strings" |
| "testing" |
| |
| "golang.org/x/website/internal/backport/diff" |
| ) |
| |
| func TestStd(t *testing.T) { |
| out, err := exec.Command("go", "list", "std").CombinedOutput() |
| if err != nil { |
| t.Fatalf("%v\n%s", err, out) |
| } |
| |
| var list []string |
| for _, pkg := range strings.Fields(string(out)) { |
| if !strings.Contains(pkg, "/") { |
| list = append(list, pkg) |
| } |
| } |
| sort.Strings(list) |
| |
| have := strings.Join(stdPkgs, "\n") + "\n" |
| want := strings.Join(list, "\n") + "\n" |
| if have != want { |
| t.Errorf("stdPkgs is out of date: regenerate with 'go generate'\n%s", diff.Diff("stdPkgs", []byte(have), "want", []byte(want))) |
| } |
| } |