package traffic /* func TestTraffic(t *testing.T) { rm := Traffic{Next: handler()} // the first X records must be cnames after this test tests := []struct { answer []dns.RR extra []dns.RR cnameAnswer int cnameExtra int addressAnswer int addressExtra int mxAnswer int mxExtra int }{ { answer: []dns.RR{ test.CNAME("cname1.region2.skydns.test. 300 IN CNAME cname2.region2.skydns.test."), test.CNAME("cname2.region2.skydns.test. 300 IN CNAME cname3.region2.skydns.test."), test.CNAME("cname5.region2.skydns.test. 300 IN CNAME cname6.region2.skydns.test."), test.CNAME("cname6.region2.skydns.test. 300 IN CNAME endpoint.region2.skydns.test."), test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.1"), test.MX("mx.region2.skydns.test. 300 IN MX 1 mx1.region2.skydns.test."), test.MX("mx.region2.skydns.test. 300 IN MX 2 mx2.region2.skydns.test."), test.MX("mx.region2.skydns.test. 300 IN MX 3 mx3.region2.skydns.test."), }, cnameAnswer: 4, addressAnswer: 1, mxAnswer: 3, }, { answer: []dns.RR{ test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.1"), test.MX("mx.region2.skydns.test. 300 IN MX 1 mx1.region2.skydns.test."), test.CNAME("cname.region2.skydns.test. 300 IN CNAME endpoint.region2.skydns.test."), }, cnameAnswer: 1, addressAnswer: 1, mxAnswer: 1, }, { answer: []dns.RR{ test.MX("mx.region2.skydns.test. 300 IN MX 1 mx1.region2.skydns.test."), test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.1"), test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.2"), test.MX("mx.region2.skydns.test. 300 IN MX 1 mx2.region2.skydns.test."), test.CNAME("cname2.region2.skydns.test. 300 IN CNAME cname3.region2.skydns.test."), test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.3"), test.MX("mx.region2.skydns.test. 300 IN MX 1 mx3.region2.skydns.test."), }, extra: []dns.RR{ test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.1"), test.AAAA("endpoint.region2.skydns.test. 300 IN AAAA ::1"), test.MX("mx.region2.skydns.test. 300 IN MX 1 mx1.region2.skydns.test."), test.CNAME("cname2.region2.skydns.test. 300 IN CNAME cname3.region2.skydns.test."), test.MX("mx.region2.skydns.test. 300 IN MX 1 mx2.region2.skydns.test."), test.A("endpoint.region2.skydns.test. 300 IN A 10.240.0.3"), test.AAAA("endpoint.region2.skydns.test. 300 IN AAAA ::2"), test.MX("mx.region2.skydns.test. 300 IN MX 1 mx3.region2.skydns.test."), }, cnameAnswer: 1, cnameExtra: 1, addressAnswer: 3, addressExtra: 4, mxAnswer: 3, mxExtra: 3, }, } rec := dnstest.NewRecorder(&test.ResponseWriter{}) for i, test := range tests { req := new(dns.Msg) req.SetQuestion("region2.skydns.test.", dns.TypeSRV) req.Answer = test.answer req.Extra = test.extra _, err := rm.ServeDNS(context.TODO(), rec, req) if err != nil { t.Errorf("Test %d: Expected no error, but got %s", i, err) continue } cname, address, mx, sorted := countRecords(rec.Msg.Answer) if !sorted { t.Errorf("Test %d: Expected CNAMEs, then AAAAs, then MX in Answer, but got mixed", i) } if cname != test.cnameAnswer { t.Errorf("Test %d: Expected %d CNAMEs in Answer, but got %d", i, test.cnameAnswer, cname) } if address != test.addressAnswer { t.Errorf("Test %d: Expected %d A/AAAAs in Answer, but got %d", i, test.addressAnswer, address) } if mx != test.mxAnswer { t.Errorf("Test %d: Expected %d MXs in Answer, but got %d", i, test.mxAnswer, mx) } cname, address, mx, sorted = countRecords(rec.Msg.Extra) if !sorted { t.Errorf("Test %d: Expected CNAMEs, then AAAAs, then MX in Extra, but got mixed", i) } if cname != test.cnameExtra { t.Errorf("Test %d: Expected %d CNAMEs in Extra, but got %d", i, test.cnameAnswer, cname) } if address != test.addressExtra { t.Errorf("Test %d: Expected %d A/AAAAs in Extra, but got %d", i, test.addressAnswer, address) } if mx != test.mxExtra { t.Errorf("Test %d: Expected %d MXs in Extra, but got %d", i, test.mxAnswer, mx) } } } func handler() plugin.Handler { return plugin.HandlerFunc(func(ctx context.Context, w dns.ResponseWriter, r *dns.Msg) (int, error) { w.WriteMsg(r) return dns.RcodeSuccess, nil }) } */