OptClientArchType: increase coverage

1 files changed, 8 insertions, 0 deletions

diff --git a/dhcpv4/options_test.go b/dhcpv4/options_test.go
index 9d3e88a..3121f51 100644
--- a/dhcpv4/options_test.go
+++ b/dhcpv4/options_test.go
@@ -49,6 +49,14 @@ func TestParseOption(t *testing.T) {
 	require.Equal(t, 4, opt.Length(), "Length")
 	require.Equal(t, option, opt.ToBytes(), "ToBytes")
 
+	// Option domain name
+	option = []byte{15, 4, 't', 'e', 's', 't'}
+	opt, err = ParseOption(option)
+	require.NoError(t, err)
+	require.Equal(t, OptionDomainName, opt.Code(), "Code")
+	require.Equal(t, 4, opt.Length(), "Length")
+	require.Equal(t, option, opt.ToBytes(), "ToBytes")
+
 	// Requested IP address
 	option = []byte{50, 4, 1, 2, 3, 4}
 	opt, err = ParseOption(option)