diff options
Diffstat (limited to 'src/or')
| -rw-r--r-- | src/or/test.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/or/test.c b/src/or/test.c index b08f202c20..dc71db4e1d 100644 --- a/src/or/test.c +++ b/src/or/test.c @@ -43,6 +43,7 @@ const char tor_svn_revision[] = ""; #include "torgzip.h" #include "mempool.h" #include "memarea.h" +#include "di_ops.h" #ifdef USE_DMALLOC #include <dmalloc.h> @@ -1331,6 +1332,59 @@ test_util(void) ; } +static void +test_util_di_ops(void) +{ +#define LT -1 +#define GT 1 +#define EQ 0 + const struct { + const char *a; int want_sign; const char *b; + } examples[] = { + { "Foo", EQ, "Foo" }, + { "foo", GT, "bar", }, + { "foobar", EQ ,"foobar" }, + { "foobar", LT, "foobaw" }, + { "foobar", GT, "f00bar" }, + { "foobar", GT, "boobar" }, + { "", EQ, "" }, + { NULL, 0, NULL }, + }; + + int i; + + for (i = 0; examples[i].a; ++i) { + size_t len = strlen(examples[i].a); + int eq1, eq2, neq1, neq2, cmp1, cmp2; + test_eq(len, strlen(examples[i].b)); + /* We do all of the operations, with operands in both orders. */ + eq1 = tor_memeq(examples[i].a, examples[i].b, len); + eq2 = tor_memeq(examples[i].b, examples[i].a, len); + neq1 = tor_memneq(examples[i].a, examples[i].b, len); + neq2 = tor_memneq(examples[i].b, examples[i].a, len); + cmp1 = tor_memcmp(examples[i].a, examples[i].b, len); + cmp2 = tor_memcmp(examples[i].b, examples[i].a, len); + + /* Check for correctness of cmp1 */ + if (cmp1 < 0 && examples[i].want_sign != LT) + test_fail(); + else if (cmp1 > 0 && examples[i].want_sign != GT) + test_fail(); + else if (cmp1 == 0 && examples[i].want_sign != EQ) + test_fail(); + + /* Check for consistency of everything else with cmp1 */ + test_eq(eq1, eq2); + test_eq(neq1, neq2); + test_eq(cmp1, -cmp2); + test_eq(eq1, cmp1 == 0); + test_eq(neq1, !eq1); + } + + done: + ; +} + /** Helper: assert that IPv6 addresses <b>a</b> and <b>b</b> are the same. On * failure, reports an error, describing the addresses as <b>e1</b> and * <b>e2</b>, and reporting the line number as <b>line</b>. */ @@ -4753,6 +4807,7 @@ static struct { SUBENT(crypto, aes_iv), SUBENT(crypto, base32_decode), ENT(util), + SUBENT(util, di_ops), SUBENT(util, ip6_helpers), SUBENT(util, gzip), SUBENT(util, datadir), |