添加 github.com/pion/dtls 代码

dtls-2.0.9/pkg/protocol/extension/supported_elliptic_curves_test.go

@@ -0,0 +1,22 @@
+package extension
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/pion/dtls/v2/pkg/crypto/elliptic"
+)
+
+func TestExtensionSupportedGroups(t *testing.T) {
+	rawSupportedGroups := []byte{0x0, 0xa, 0x0, 0x4, 0x0, 0x2, 0x0, 0x1d}
+	parsedSupportedGroups := &SupportedEllipticCurves{
+		EllipticCurves: []elliptic.Curve{elliptic.X25519},
+	}
+
+	raw, err := parsedSupportedGroups.Marshal()
+	if err != nil {
+		t.Error(err)
+	} else if !reflect.DeepEqual(raw, rawSupportedGroups) {
+		t.Errorf("extensionSupportedGroups marshal: got %#v, want %#v", raw, rawSupportedGroups)
+	}
+}