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tstest/integration: use go binary from runtime.GOROOT

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Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick 2021-04-29 17:04:29 -07:00
parent bf5fc8edda
commit a07a504b16
1 changed files with 22 additions and 1 deletions
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23
tstest/integration/integration_test.go
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@ -105,13 +105,34 @@ func TestIntegration(t *testing.T) {
t.Logf("number of HTTP logcatcher requests: %v", logc.numRequests())
}
func exe() string {
if runtime.GOOS == "windows" {
return ".exe"
}
return ""
}
func findGo(t *testing.T) string {
goBin := filepath.Join(runtime.GOROOT(), "bin", "go"+exe())
if fi, err := os.Stat(goBin); err != nil {
if os.IsNotExist(err) {
t.Fatalf("failed to find go at %v", goBin)
}
t.Fatalf("looking for go binary: %v", err)
} else if !fi.Mode().IsRegular() {
t.Fatalf("%v is unexpected %v", goBin, fi.Mode())
}
t.Logf("using go binary %v", goBin)
return goBin
}
func build(t *testing.T, outDir, target string) string {
exe := ""
if runtime.GOOS == "windows" {
exe = ".exe"
}
bin := filepath.Join(outDir, path.Base(target)) + exe
errOut, err := exec.Command("go", "build", "-o", bin, target).CombinedOutput()
errOut, err := exec.Command(findGo(t), "build", "-o", bin, target).CombinedOutput()
if err != nil {
t.Fatalf("failed to build %v: %v, %s", target, err, errOut)
}