添加 github.com/pion/dtls 代码

dtls-2.0.9/pkg/crypto/hash/hash_test.go

@@ -0,0 +1,25 @@
+package hash
+
+import (
+	"testing"
+
+	"github.com/pion/dtls/v2/pkg/crypto/fingerprint"
+)
+
+func TestHashAlgorithm_StringRoundtrip(t *testing.T) {
+	for algo := range Algorithms() {
+		if algo == Ed25519 || algo == None {
+			continue
+		}
+
+		str := algo.String()
+		hash1 := algo.CryptoHash()
+		hash2, err := fingerprint.HashFromString(str)
+		if err != nil {
+			t.Fatalf("fingerprint.HashFromString failed: %v", err)
+		}
+		if hash1 != hash2 {
+			t.Errorf("Hash algorithm mismatch, input: %d, after roundtrip: %d", int(hash1), int(hash2))
+		}
+	}
+}