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// 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 (
"internal/diff"
"internal/testenv"
"sort"
"strings"
"testing"
)
func TestStd(t *testing.T) {
out, err := testenv.Command(t, testenv.GoToolPath(t), "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t.Errorf("stdPkgs is out of date: regenerate with 'go generate'\n%s", diff.Diff("stdPkgs", []byte(have), "want", []byte(want)))
}
}
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