Add evaluate DNS rule action and related rule items

option/dns_record_test.go

@@ -0,0 +1,40 @@
+package option
+
+import (
+	"testing"
+
+	"github.com/miekg/dns"
+	"github.com/stretchr/testify/require"
+)
+
+func mustRecordOptions(t *testing.T, record string) DNSRecordOptions {
+	t.Helper()
+	var value DNSRecordOptions
+	require.NoError(t, value.UnmarshalJSON([]byte(`"`+record+`"`)))
+	return value
+}
+
+func TestDNSRecordOptionsUnmarshalJSONRejectsRelativeNames(t *testing.T) {
+	t.Parallel()
+
+	for _, record := range []string{
+		"@ IN A 1.1.1.1",
+		"www IN CNAME example.com.",
+		"example.com. IN CNAME @",
+		"example.com. IN CNAME www",
+	} {
+		var value DNSRecordOptions
+		err := value.UnmarshalJSON([]byte(`"` + record + `"`))
+		require.Error(t, err)
+	}
+}
+
+func TestDNSRecordOptionsMatchIgnoresTTL(t *testing.T) {
+	t.Parallel()
+
+	expected := mustRecordOptions(t, "example.com. 600 IN A 1.1.1.1")
+	record, err := dns.NewRR("example.com. 60 IN A 1.1.1.1")
+	require.NoError(t, err)
+
+	require.True(t, expected.Match(record))
+}