[tor-commits] [tor/master] Add unit test for crypto_pk_cmp_keys and NULL

[nickm@xxxxxxxxxxxxxx]

commit 757b3b259eba27881a8b5616ba45d42798c1ade8
Author: Nick Mathewson <nickm@xxxxxxxxxxxxxx>
Date:   Mon Sep 17 10:34:08 2012 -0400

    Add unit test for crypto_pk_cmp_keys and NULL
---
 src/test/test_crypto.c |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/src/test/test_crypto.c b/src/test/test_crypto.c
index 7f4347a..fd983de 100644
--- a/src/test/test_crypto.c
+++ b/src/test/test_crypto.c
@@ -427,6 +427,11 @@ test_crypto_pk(void)
   test_assert(! crypto_pk_read_public_key_from_string(pk2, encoded, size));
   test_eq(0, crypto_pk_cmp_keys(pk1, pk2));
 
+  /* comparison between keys and NULL */
+  tt_int_op(crypto_pk_cmp_keys(NULL, pk1), <, 0);
+  tt_int_op(crypto_pk_cmp_keys(NULL, NULL), ==, 0);
+  tt_int_op(crypto_pk_cmp_keys(pk1, NULL), >, 0);
+
   test_eq(128, crypto_pk_keysize(pk1));
   test_eq(1024, crypto_pk_num_bits(pk1));
   test_eq(128, crypto_pk_keysize(pk2));

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