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Add unit tests for cast_double_to_int64().

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teor 2015-05-06 18:08:18 +10:00
parent 8acccdbeac
commit 0fcd150959
1 changed files with 58 additions and 0 deletions
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58
src/test/test_util.c
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@ -4237,6 +4237,62 @@ test_util_laplace(void *arg)
;
}
static void
test_util_cast_double_to_int64(void *arg)
{
(void)arg;
tt_i64_op(INT64_MIN, ==, cast_double_to_int64(-INFINITY));
tt_i64_op(INT64_MIN, ==,
cast_double_to_int64(-1.0 * pow(2.0, 64.0) - 1.0));
tt_i64_op(INT64_MIN, ==,
cast_double_to_int64(-1.0 * pow(2.0, 63.0) - 1.0));
tt_i64_op(((int64_t) -1) << 53, ==,
cast_double_to_int64(-1.0 * pow(2.0, 53.0)));
tt_i64_op((((int64_t) -1) << 53) + 1, ==,
cast_double_to_int64(-1.0 * pow(2.0, 53.0) + 1.0));
tt_i64_op(-1, ==, cast_double_to_int64(-1.0));
tt_i64_op(0, ==, cast_double_to_int64(-0.9));
tt_i64_op(0, ==, cast_double_to_int64(-0.1));
tt_i64_op(0, ==, cast_double_to_int64(0.0));
tt_i64_op(0, ==, cast_double_to_int64(NAN));
tt_i64_op(0, ==, cast_double_to_int64(0.1));
tt_i64_op(0, ==, cast_double_to_int64(0.9));
tt_i64_op(1, ==, cast_double_to_int64(1.0));
tt_i64_op((((int64_t) 1) << 53) - 1, ==,
cast_double_to_int64(pow(2.0, 53.0) - 1.0));
tt_i64_op(((int64_t) 1) << 53, ==,
cast_double_to_int64(pow(2.0, 53.0)));
tt_i64_op(INT64_MAX, ==,
cast_double_to_int64(pow(2.0, 63.0)));
tt_i64_op(INT64_MAX, ==,
cast_double_to_int64(pow(2.0, 64.0)));
tt_i64_op(INT64_MAX, ==, cast_double_to_int64(INFINITY));
done:
;
}
static void
test_util_strclear(void *arg)
{
static const char *vals[] = { "", "a", "abcdef", "abcdefgh", NULL };
int i;
char *v = NULL;
(void)arg;
for (i = 0; vals[i]; ++i) {
size_t n;
v = tor_strdup(vals[i]);
n = strlen(v);
tor_strclear(v);
tt_assert(tor_mem_is_zero(v, n+1));
tor_free(v);
}
done:
tor_free(v);
}
#define UTIL_LEGACY(name) \
{ #name, test_util_ ## name , 0, NULL, NULL }
@ -4454,6 +4510,8 @@ struct testcase_t util_tests[] = {
UTIL_LEGACY(di_ops),
UTIL_TEST(round_to_next_multiple_of, 0),
UTIL_TEST(laplace, 0),
UTIL_TEST(cast_double_to_int64, 0),
UTIL_TEST(strclear, 0),
UTIL_TEST(find_str_at_start_of_line, 0),
UTIL_TEST(string_is_C_identifier, 0),
UTIL_TEST(asprintf, 0),