From a70d82e4ba8cefefc7829d10faf69049d79b7d7d Mon Sep 17 00:00:00 2001
From: Will Scott <will@cypherpunk.email>
Date: Tue, 28 Apr 2020 09:40:59 -0700
Subject: [PATCH] go-ipfs-config: add test validating that createIdentity
 follows algorithm preference

---
 config/init_test.go | 36 ++++++++++++++++++++++++++++++++++++
 1 file changed, 36 insertions(+)
 create mode 100644 config/init_test.go

diff --git a/config/init_test.go b/config/init_test.go
new file mode 100644
index 000000000..635c78afc
--- /dev/null
+++ b/config/init_test.go
@@ -0,0 +1,36 @@
+package config
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/ipfs/interface-go-ipfs-core/options"
+	crypto_pb "github.com/libp2p/go-libp2p-core/crypto/pb"
+)
+
+func TestCreateIdentity(t *testing.T) {
+	writer := bytes.NewBuffer(nil)
+	id, err := CreateIdentity(writer, []options.KeyGenerateOption{options.Key.Type(options.Ed25519Key)})
+	if err != nil {
+		t.Fatal(err)
+	}
+	pk, err := id.DecodePrivateKey("")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if pk.Type() != crypto_pb.KeyType_Ed25519 {
+		t.Fatal("unexpected type:", pk.Type())
+	}
+
+	id, err = CreateIdentity(writer, []options.KeyGenerateOption{options.Key.Type(options.RSAKey)})
+	if err != nil {
+		t.Fatal(err)
+	}
+	pk, err = id.DecodePrivateKey("")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if pk.Type() != crypto_pb.KeyType_RSA {
+		t.Fatal("unexpected type:", pk.Type())
+	}
+}