1 files changed, 46 insertions, 0 deletions
diff --git a/dhcpv4/option_root_path_test.go b/dhcpv4/option_root_path_test.go
new file mode 100644
index 0000000..53de45b
--- /dev/null
+++ b/dhcpv4/option_root_path_test.go
@@ -0,0 +1,46 @@
+package dhcpv4
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+func TestOptRootPathInterfaceMethods(t *testing.T) {
+	o := OptRootPath{Path: "/foo/bar/baz"}
+	require.Equal(t, OptionRootPath, o.Code(), "Code")
+	require.Equal(t, 12, o.Length(), "Length")
+	wantBytes := []byte{
+		byte(OptionRootPath),
+		12,
+		'/', 'f', 'o', 'o', '/', 'b', 'a', 'r', '/', 'b', 'a', 'z',
+	}
+	require.Equal(t, wantBytes, o.ToBytes(), "ToBytes")
+}
+
+func TestParseOptRootPath(t *testing.T) {
+	data := []byte{byte(OptionRootPath), 4, '/', 'f', 'o', 'o'}
+	o, err := ParseOptRootPath(data)
+	require.NoError(t, err)
+	require.Equal(t, &OptRootPath{Path: "/foo"}, o)
+
+	// Short byte stream
+	data = []byte{byte(OptionRootPath)}
+	_, err = ParseOptRootPath(data)
+	require.Error(t, err, "should get error from short byte stream")
+
+	// Wrong code
+	data = []byte{43, 2, 1, 1}
+	_, err = ParseOptRootPath(data)
+	require.Error(t, err, "should get error from wrong code")
+
+	// Bad length
+	data = []byte{byte(OptionRootPath), 6, 1, 1, 1}
+	_, err = ParseOptRootPath(data)
+	require.Error(t, err, "should get error from bad length")
+}
+
+func TestOptRootPathString(t *testing.T) {
+	o := OptRootPath{Path: "/foo/bar/baz"}
+	require.Equal(t, "Root Path -> /foo/bar/baz", o.String())
+}