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net: skip TestDialCancel if Dial fails with "connection refused"

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Fixes #15191

Change-Id: I86214ede619400acd44f21138b5ddf6cef4649a3
Reviewed-on: https://go-review.googlesource.com/c/go/+/205698
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Ian Lance Taylor 2019-11-06 13:47:19 -08:00
parent 198f0452b0
commit 3eabdd291d
1 changed files with 6 additions and 4 deletions
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10
src/net/dial_test.go
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@ -14,6 +14,7 @@ import (
"io"
"os"
"runtime"
"strings"
"sync"
"testing"
"time"
@ -759,10 +760,6 @@ func TestDialerKeepAlive(t *testing.T) {
}
func TestDialCancel(t *testing.T) {
switch testenv.Builder() {
case "linux-arm64-buildlet":
t.Skip("skipping on linux-arm64-buildlet; incompatible network config? issue 15191")
}
mustHaveExternalNetwork(t)
blackholeIPPort := JoinHostPort(slowDst4, "1234")
@ -807,6 +804,11 @@ func TestDialCancel(t *testing.T) {
t.Error(perr)
}
if ticks < cancelTick {
// Using strings.Contains is ugly but
// may work on plan9 and windows.
if strings.Contains(err.Error(), "connection refused") {
t.Skipf("connection to %v failed fast with %v", blackholeIPPort, err)
}
t.Fatalf("dial error after %d ticks (%d before cancel sent): %v",
ticks, cancelTick-ticks, err)
}