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wgengine/tsdns: skip test that requires local IPv6 when IPv6 unavailable

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Fixes #1292

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
This commit is contained in:
Brad Fitzpatrick
2021-02-16 10:20:24 -08:00
committed by Brad Fitzpatrick
parent 4ec01323c1
commit 65815cc1ac
2 changed files with 27 additions and 7 deletions
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wgengine/tsdns/tsdns_test.go
+18 -5
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@@ -274,14 +274,27 @@ func TestResolveReverse(t *testing.T) {
}
}
func ipv6Works() bool {
c, err := net.Listen("tcp", "[::1]:0")
if err != nil {
return false
}
c.Close()
return true
}
func TestDelegate(t *testing.T) {
tstest.ResourceCheck(t)
if !ipv6Works() {
t.Skip("skipping test that requires localhost IPv6")
}
dnsHandleFunc("test.site.", resolveToIP(testipv4, testipv6, "dns.test.site."))
dnsHandleFunc("nxdomain.site.", resolveToNXDOMAIN)
v4server, v4errch := serveDNS("127.0.0.1:0")
v6server, v6errch := serveDNS("[::1]:0")
v4server, v4errch := serveDNS(t, "127.0.0.1:0")
v6server, v6errch := serveDNS(t, "[::1]:0")
defer func() {
if err := <-v4errch; err != nil {
@@ -371,7 +384,7 @@ func TestDelegate(t *testing.T) {
func TestDelegateCollision(t *testing.T) {
dnsHandleFunc("test.site.", resolveToIP(testipv4, testipv6, "dns.test.site."))
server, errch := serveDNS("127.0.0.1:0")
server, errch := serveDNS(t, "127.0.0.1:0")
defer func() {
if err := <-errch; err != nil {
t.Errorf("server error: %v", err)
@@ -473,7 +486,7 @@ func TestConcurrentSetMap(t *testing.T) {
func TestConcurrentSetUpstreams(t *testing.T) {
dnsHandleFunc("test.site.", resolveToIP(testipv4, testipv6, "dns.test.site."))
server, errch := serveDNS("127.0.0.1:0")
server, errch := serveDNS(t, "127.0.0.1:0")
defer func() {
if err := <-errch; err != nil {
t.Errorf("server error: %v", err)
@@ -752,7 +765,7 @@ func TestTrimRDNSBonjourPrefix(t *testing.T) {
func BenchmarkFull(b *testing.B) {
dnsHandleFunc("test.site.", resolveToIP(testipv4, testipv6, "dns.test.site."))
server, errch := serveDNS("127.0.0.1:0")
server, errch := serveDNS(b, "127.0.0.1:0")
defer func() {
if err := <-errch; err != nil {
b.Errorf("server error: %v", err)