mirror of
https://github.com/golang/go
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43 lines
969 B
Go
43 lines
969 B
Go
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// run
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// Copyright 2015 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Test error message when EOF is encountered in the
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// middle of a BOM.
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//
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// Since the error requires an EOF, we cannot use the
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// errorcheckoutput mechanism.
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package main
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import (
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"io/ioutil"
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"log"
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"os"
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"os/exec"
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"strings"
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)
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func main() {
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// create source
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f, err := ioutil.TempFile("", "issue13268-")
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if err != nil {
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log.Fatalf("could not create source file: %v", err)
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}
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f.Write([]byte("package p\n\nfunc \xef\xef")) // if this fails, we will die later
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f.Close()
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defer os.Remove(f.Name())
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// compile and test output
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cmd := exec.Command("go", "tool", "compile", f.Name())
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out, err := cmd.CombinedOutput()
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if err == nil {
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log.Fatalf("expected cmd/compile to fail")
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}
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if strings.HasPrefix(string(out), "illegal UTF-8 sequence") {
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log.Fatalf("error %q not found", out)
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}
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}
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