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https://github.com/golang/go
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319b75ed33
Fixes #58141 Co-authored-by: Richard Musiol <neelance@gmail.com> Co-authored-by: Achille Roussel <achille.roussel@gmail.com> Co-authored-by: Julien Fabre <ju.pryz@gmail.com> Co-authored-by: Evan Phoenix <evan@phx.io> Change-Id: I49b66946acc90fdf09ed9223096bfec9a1e5b923 Reviewed-on: https://go-review.googlesource.com/c/go/+/479627 Run-TryBot: Johan Brandhorst-Satzkorn <johan.brandhorst@gmail.com> Reviewed-by: Cherry Mui <cherryyz@google.com> Auto-Submit: Johan Brandhorst-Satzkorn <johan.brandhorst@gmail.com> Auto-Submit: Ian Lance Taylor <iant@golang.org> Reviewed-by: Ian Lance Taylor <iant@google.com> TryBot-Bypass: Ian Lance Taylor <iant@golang.org>
71 lines
1.7 KiB
Go
71 lines
1.7 KiB
Go
// +build !nacl,!js,!wasip1,gc
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// run
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// Copyright 2014 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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// Run the linkx test.
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package main
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import (
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"bytes"
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"fmt"
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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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// test(" ") // old deprecated & removed syntax
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test("=") // new syntax
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}
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func test(sep string) {
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// Successful run
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cmd := exec.Command("go", "run", "-ldflags=-X main.tbd"+sep+"hello -X main.overwrite"+sep+"trumped -X main.nosuchsymbol"+sep+"neverseen", "linkx.go")
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var out, errbuf bytes.Buffer
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cmd.Stdout = &out
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cmd.Stderr = &errbuf
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err := cmd.Run()
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if err != nil {
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fmt.Println(errbuf.String())
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fmt.Println(out.String())
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fmt.Println(err)
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os.Exit(1)
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}
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want := "hello\nhello\nhello\ntrumped\ntrumped\ntrumped\n"
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got := out.String()
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if got != want {
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fmt.Printf("got %q want %q\n", got, want)
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os.Exit(1)
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}
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// Issue 8810
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cmd = exec.Command("go", "run", "-ldflags=-X main.tbd", "linkx.go")
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_, err = cmd.CombinedOutput()
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if err == nil {
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fmt.Println("-X linker flag should not accept keys without values")
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os.Exit(1)
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}
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// Issue 9621
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cmd = exec.Command("go", "run", "-ldflags=-X main.b=false -X main.x=42", "linkx.go")
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outx, err := cmd.CombinedOutput()
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if err == nil {
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fmt.Println("-X linker flag should not overwrite non-strings")
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os.Exit(1)
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}
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outstr := string(outx)
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if !strings.Contains(outstr, "main.b") {
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fmt.Printf("-X linker flag did not diagnose overwrite of main.b:\n%s\n", outstr)
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os.Exit(1)
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}
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if !strings.Contains(outstr, "main.x") {
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fmt.Printf("-X linker flag did not diagnose overwrite of main.x:\n%s\n", outstr)
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os.Exit(1)
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}
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}
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