1 files changed, 37 insertions, 0 deletions
diff --git a/dhcpv4/option_domain_search_test.go b/dhcpv4/option_domain_search_test.go
new file mode 100644
index 0000000..4848a83
--- /dev/null
+++ b/dhcpv4/option_domain_search_test.go
@@ -0,0 +1,37 @@
+package dhcpv4
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestParseOptDomainSearch(t *testing.T) {
+	data := []byte{
+		119, // OptionDNSDomainSearchList
+		33,  // length
+		7, 'e', 'x', 'a', 'm', 'p', 'l', 'e', 3, 'c', 'o', 'm', 0,
+		6, 's', 'u', 'b', 'n', 'e', 't', 7, 'e', 'x', 'a', 'm', 'p', 'l', 'e', 3, 'o', 'r', 'g', 0,
+	}
+	opt, err := ParseOptDomainSearch(data)
+	require.NoError(t, err)
+	require.Equal(t, len(opt.DomainSearch), 2)
+	require.Equal(t, opt.DomainSearch[0], "example.com")
+	require.Equal(t, opt.DomainSearch[1], "subnet.example.org")
+}
+
+func TestOptDomainSearchToBytes(t *testing.T) {
+	expected := []byte{
+		119, // OptionDNSDomainSearchList
+		33,  // length
+		7, 'e', 'x', 'a', 'm', 'p', 'l', 'e', 3, 'c', 'o', 'm', 0,
+		6, 's', 'u', 'b', 'n', 'e', 't', 7, 'e', 'x', 'a', 'm', 'p', 'l', 'e', 3, 'o', 'r', 'g', 0,
+	}
+	opt := OptDomainSearch{
+		DomainSearch: []string{
+			"example.com",
+			"subnet.example.org",
+		},
+	}
+	require.Equal(t, opt.ToBytes(), expected)
+}