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Add more of Teor's protover tests.

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These are as Teor wrote them; I've disabled the ones that don't pass
yet, with XXXX comments.
This commit is contained in:
Nick Mathewson 2018-02-14 11:56:03 -05:00
parent d3a1bdbf56
commit 0953c43c95
1 changed files with 84 additions and 0 deletions
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84
src/test/test_protover.c
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@ -139,6 +139,80 @@ test_protover_vote(void *arg)
tt_str_op(result, OP_EQ, "Bar=3-6,8 Foo=9");
tor_free(result);
/* High threshold */
result = protover_compute_vote(lst, 3);
tt_str_op(result, OP_EQ, "");
tor_free(result);
/* Bad votes: the result must be empty */
smartlist_clear(lst);
smartlist_add(lst, (void*) "Faux=10-5");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "");
tor_free(result);
/* This fails in Rust, but not in C */
smartlist_clear(lst);
smartlist_add(lst, (void*) "Faux=-0");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "Faux=0");
tor_free(result);
/* Vote large protover lists that are just below the threshold */
/* Just below the threshold: Rust */
smartlist_clear(lst);
smartlist_add(lst, (void*) "Sleen=1-500");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "Sleen=1-500");
tor_free(result);
/* Just below the threshold: C */
smartlist_clear(lst);
smartlist_add(lst, (void*) "Sleen=1-65536");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "Sleen=1-65536");
tor_free(result);
/* Large protover lists that exceed the threshold */
/* By adding two votes: Rust */
#if 0 // XXXXX
smartlist_clear(lst);
smartlist_add(lst, (void*) "Sleen=1-500");
smartlist_add(lst, (void*) "Sleen=1000");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "");
tor_free(result);
#endif
/* By adding two votes, C allows us to exceed the limit */
smartlist_add(lst, (void*) "Sleen=1-65536");
smartlist_add(lst, (void*) "Sleen=100000");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "Sleen=1-65536,100000");
tor_free(result);
/* Large integers */
smartlist_clear(lst);
smartlist_add(lst, (void*) "Sleen=4294967294");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "Sleen=4294967294");
tor_free(result);
/* This parses, but fails at the vote stage */
smartlist_clear(lst);
smartlist_add(lst, (void*) "Sleen=4294967295");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, ""); // XXXX "Sleen=4294967295");
tor_free(result);
smartlist_clear(lst);
smartlist_add(lst, (void*) "Sleen=4294967296");
result = protover_compute_vote(lst, 1);
tt_str_op(result, OP_EQ, "");
tor_free(result);
done:
tor_free(result);
smartlist_free(lst);
@ -178,6 +252,16 @@ test_protover_all_supported(void *arg)
tt_str_op(msg, OP_EQ, "Link=3-999");
tor_free(msg);
/* CPU/RAM DoS loop: Rust only */
tt_assert(! protover_all_supported("Sleen=0-2147483648", &msg));
tt_str_op(msg, OP_EQ, "Sleen=0-2147483648");
tor_free(msg);
/* Rust seems to experience an internal error here */
tt_assert(! protover_all_supported("Sleen=0-4294967295", &msg));
tt_str_op(msg, OP_EQ, "Sleen=0-4294967295");
tor_free(msg);
done:
tor_free(msg);
}