Add --data-dir option to test command

Understand using '-' on the command line to mean stdin

Fix last few unit tests that wanted to write to the filesystem; removes
outdata directory.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/tests/test_elg.cpp b/src/tests/test_elg.cpp
index 1dfbdf92f..31f8439f6 100644
--- a/src/tests/test_elg.cpp
+++ b/src/tests/test_elg.cpp
@@ -22,7 +22,7 @@ class ElGamal_KAT_Tests : public PK_Encryption_Decryption_Test
    public:
       ElGamal_KAT_Tests() : PK_Encryption_Decryption_Test(
          "ElGamal",
-         Test::data_file("pubkey/elgamal.vec"),
+         "pubkey/elgamal.vec",
          {"P", "G", "X", "Msg", "Nonce", "Ciphertext"},
          {"Padding"})
          {}