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// Copyright 2021 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 command_test
import (
"os"
"testing"
"github.com/google/go-cmp/cmp"
"golang.org/x/tools/gopls/internal/protocol/command/gen"
"golang.org/x/tools/internal/testenv"
)
// TestGenerated ensures that we haven't forgotten to update command_gen.go.
func TestGenerated(t *testing.T) {
testenv.NeedsGoPackages(t)
testenv.NeedsLocalXTools(t)
onDisk, err := os.ReadFile("command_gen.go")
if err != nil {
t.Fatal(err)
}
generated, err := gen.Generate()
if err != nil {
t.Fatal(err)
}
if diff := cmp.Diff(string(generated), string(onDisk)); diff != "" {
t.Errorf("command_gen.go is stale -- regenerate (-generated +on disk)\n%s", diff)
}
}
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