package dns import ( "context" "log" "testing" "time" "git.sigsum.org/sigsum-go/pkg/hex" "git.sigsum.org/sigsum-go/pkg/types" ) func Example() { name := "_sigsum_v0.testonly.sigsum.org" pub := mustDecodePublicKey("cda2517e17dcba133eb0e71bf77473f94a77d7e61b1de4e1e64adfd0938d6182") timeout := 10 * time.Second ctx, cancel := context.WithTimeout(context.Background(), timeout) defer cancel() dr := NewDefaultResolver() if err := dr.Verify(ctx, name, pub); err != nil { log.Fatal(err.Error()) } // Output: } func TestValidResponse(t *testing.T) { pub := mustDecodePublicKey("cda2517e17dcba133eb0e71bf77473f94a77d7e61b1de4e1e64adfd0938d6182") for _, table := range []struct { desc string rsps []string wantOK bool }{ { desc: "invalid: upper-case hex-encoding", rsps: []string{ "", "abc", "C522D929B261241EEF174B51B8472FA5D5F961892089A7B85FD25CE73271ABCA", "defghi", }, }, { desc: "valid", rsps: []string{ "", "abc", "c522d929b261241eef174b51b8472fa5d5f961892089a7b85fd25ce73271abca", "defghi", }, wantOK: true, }, } { err := validResponse(pub, table.rsps) if got, want := err == nil, table.wantOK; got != want { t.Errorf("got error but wanted none in test %q: %v", table.desc, err) } } } func TestValidPrefix(t *testing.T) { for _, table := range []struct { desc string name string wantOK bool }{ { desc: "invalid: bad prefix (1/2)", name: "x_sigsum_v0.sigsum.org", }, { desc: "invalid: bad prefix (2/2)", name: "_sigsum_v0x.sigsum.org", }, { desc: "valid", name: "_sigsum_v0.sigsum.org", wantOK: true, }, } { err := validPrefix(table.name) if got, want := err == nil, table.wantOK; got != want { t.Errorf("got error but wanted none in test %q: %v", table.desc, err) } } } func mustDecodePublicKey(str string) *types.PublicKey { b, err := hex.Deserialize(str) if err != nil { log.Fatal(err.Error()) } if len(b) != types.PublicKeySize { log.Fatal("invalid key size") } var pub types.PublicKey copy(pub[:], b) return &pub }