t.Fatalf("Expected ECDSA key[0], got %T", keys[0])
	} else if key1, ok := keys[1].(*rsa.PublicKey); !ok {
		t.Fatalf("Expected RSA key[1], got %T", keys[1])
	} else if key0.Curve != elliptic.P256() {
		t.Fatal("Key[0] is not using P-256 curve")
	} else if !bytes.Equal(key0.X.Bytes(), []byte{
		0x30, 0xa0, 0x42, 0x4c, 0xd2,
		0x1c, 0x29, 0x44, 0x83, 0x8a, 0x2d, 0x75, 0xc9, 0x2b, 0x37, 0xe7, 0x6e, 0xa2,