Fixup chooseProtocol test.

Verified this works all the way back to Go 1.13.

Signed-off-by: SuperQ <superq@gmail.com>

diff --git a/prober/utils_test.go b/prober/utils_test.go
index ed56baf41eb24649072ce591f705e44b17eba55e..def607a0351edc0ceef6e1075d493d715388168f 100644 (file)
--- a/prober/utils_test.go
+++ b/prober/utils_test.go
@@ -162,7 +162,7 @@ func TestChooseProtocol(t *testing.T) {
        registry = prometheus.NewPedanticRegistry()
 
        ip, _, err = chooseProtocol(ctx, "ip4", false, "ipv6.google.com", registry, logger)
-       if err != nil && err.Error() != "address ipv6.google.com: no suitable address found" {
+       if err != nil && !err.(*net.DNSError).IsNotFound {
                t.Error(err)
        } else if err == nil {
                t.Error("should set error")