Add some basic RC serialization tests

tools/cmd/at/main_test.go

@@ -0,0 +1,51 @@
+package at
+
+import (
+	"encoding/json"
+	"kitty/tools/crypto"
+	"kitty/tools/utils"
+	"testing"
+)
+
+func TestRCSerialization(t *testing.T) {
+	serializer, err := create_serializer("", "")
+	if err != nil {
+		t.Fatal(err)
+	}
+	var ver = [3]int{1, 2, 3}
+	rc := utils.RemoteControlCmd{
+		Cmd: "test", Version: ver,
+	}
+	simple := func(expected string) {
+		actual, err := serializer(&rc)
+		if err != nil {
+			t.Fatal(err)
+		}
+		as := string(actual)
+		if as != expected {
+			t.Fatalf("Incorrect serialization: %s != %s", expected, as)
+		}
+	}
+	simple(`{"cmd":"test","version":[1,2,3]}`)
+	pubkey_b, _, err := crypto.KeyPair("1")
+	if err != nil {
+		t.Fatal(err)
+	}
+	pubkey, err := crypto.EncodePublicKey(pubkey_b, "1")
+	if err != nil {
+		t.Fatal(err)
+	}
+	serializer, err = create_serializer("tpw", pubkey)
+	if err != nil {
+		t.Fatal(err)
+	}
+	raw, err := serializer(&rc)
+	var ec utils.EncryptedRemoteControlCmd
+	err = json.Unmarshal([]byte(raw), &ec)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if ec.Version != ver {
+		t.Fatal("Incorrect version in encrypted command: ", ec.Version)
+	}
+}