mirror of
https://github.com/golang/go
synced 2024-11-05 22:46:12 -07:00
44 lines
1.2 KiB
Go
44 lines
1.2 KiB
Go
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// +build !nacl,!android,!darwin darwin,!arm
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// run
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// Copyright 2016 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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package main
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import (
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"bytes"
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"log"
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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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checkLinkOutput("", "-B argument must start with 0x")
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checkLinkOutput("0", "-B argument must start with 0x")
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checkLinkOutput("0x", "usage")
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checkLinkOutput("0x0", "-B argument must have even number of digits")
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checkLinkOutput("0x00", "usage")
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checkLinkOutput("0xYZ", "-B argument contains invalid hex digit")
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checkLinkOutput("0x"+strings.Repeat("00", 32), "usage")
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checkLinkOutput("0x"+strings.Repeat("00", 33), "-B option too long (max 32 digits)")
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}
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func checkLinkOutput(buildid string, message string) {
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cmd := exec.Command("go", "tool", "link", "-B", buildid)
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out, err := cmd.CombinedOutput()
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if err == nil {
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log.Fatalf("expected cmd/link to fail")
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}
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firstLine := string(bytes.SplitN(out, []byte("\n"), 2)[0])
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if strings.HasPrefix(firstLine, "panic") {
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log.Fatalf("cmd/link panicked:\n%s", out)
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}
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if !strings.Contains(firstLine, message) {
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log.Fatalf("cmd/link output did not include expected message %q: %s", message, firstLine)
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}
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}
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