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82 lines
1.8 KiB
Plaintext
82 lines
1.8 KiB
Plaintext
env GOPRIVATE=test/main
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# Unknown build flags should result in errors.
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! garble reverse -badflag
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stderr 'flag provided but not defined'
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garble build
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exec ./main
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cp stderr main.stderr
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exec cat main.stderr
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# Ensure that the garbled panic output looks correct.
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# This output is not reproducible between 'go test' runs,
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# so we can't use a static golden file.
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grep 'goroutine 1 \[running\]' main.stderr
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! grep 'ExportedLibFunc|unexportedMainFunc|test/main|main.go|lib.go' main.stderr
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stdin main.stderr
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garble reverse
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stdout -count=1 'test/main/lib\.ExportedLibFunc'
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stdout -count=1 'main\.unexportedMainFunc'
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# TODO: this is what we want when "reverse" is finished
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# cmp stdout reverse.stdout
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# Ensure that the reversed output matches the non-garbled output.
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go build -trimpath
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exec ./main
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cmp stderr reverse.stdout
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-- go.mod --
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module test/main
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go 1.15
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-- main.go --
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package main
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import (
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"os"
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"test/main/lib"
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)
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func main() {
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unexportedMainFunc()
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}
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func unexportedMainFunc() {
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if err := lib.ExportedLibFunc(os.Stderr); err != nil {
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panic(err)
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}
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}
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-- lib/lib.go --
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package lib
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import (
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"io"
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"regexp"
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"runtime/debug"
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)
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func ExportedLibFunc(w io.Writer) error {
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// Panic outputs include "0xNN" pointers and offsets which change
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// between platforms.
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// Strip them out here, to have portable static stdout files.
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rxVariableSuffix := regexp.MustCompile(`0x[0-9a-f]+`)
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stack := debug.Stack()
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stack = rxVariableSuffix.ReplaceAll(stack, []byte("0x??"))
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_, err := w.Write(stack)
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return err
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}
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-- reverse.stdout --
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goroutine 1 [running]:
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runtime/debug.Stack(0x??, 0x??, 0x??)
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runtime/debug/stack.go:24 +0x??
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test/main/lib.ExportedLibFunc(0x??, 0x??, 0x??, 0x??)
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test/main/lib/lib.go:15 +0x??
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main.unexportedMainFunc(...)
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test/main/main.go:14
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main.main()
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test/main/main.go:10 +0x??
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