/** Assuming the members of <b>sl</b> are in order, return a pointer to the
* member that matches <b>key</b>. Ordering and matching are defined by a
* <b>compare</b> function that returns 0 on a match; less than 0 if key is
* less than member, and greater than 0 if key is greater then member.
*/
void *
smartlist_bsearch(smartlist_t *sl, const void *key,
int (*compare)(const void *key, const void **member))
{
int found, idx;
idx = smartlist_bsearch_idx(sl, key, compare, &found);
return found ? smartlist_get(sl, idx) : NULL;
}
/** Run unit tests for smartlist-of-strings functionality. */
static void
test_container_smartlist_strings(void)
{
smartlist_t *sl = smartlist_new();
char *cp=NULL, *cp_alloc=NULL;
size_t sz;
/* Test split and join */
test_eq(0, smartlist_len(sl));
smartlist_split_string(sl, "abc", ":", 0, 0);
test_eq(1, smartlist_len(sl));
test_streq("abc", smartlist_get(sl, 0));
smartlist_split_string(sl, "a::bc::", "::", 0, 0);
test_eq(4, smartlist_len(sl));
test_streq("a", smartlist_get(sl, 1));
test_streq("bc", smartlist_get(sl, 2));
test_streq("", smartlist_get(sl, 3));
cp_alloc = smartlist_join_strings(sl, "", 0, NULL);
test_streq(cp_alloc, "abcabc");
tor_free(cp_alloc);
cp_alloc = smartlist_join_strings(sl, "!", 0, NULL);
test_streq(cp_alloc, "abc!a!bc!");
tor_free(cp_alloc);
cp_alloc = smartlist_join_strings(sl, "XY", 0, NULL);
test_streq(cp_alloc, "abcXYaXYbcXY");
tor_free(cp_alloc);
cp_alloc = smartlist_join_strings(sl, "XY", 1, NULL);
test_streq(cp_alloc, "abcXYaXYbcXYXY");
tor_free(cp_alloc);
cp_alloc = smartlist_join_strings(sl, "", 1, NULL);
test_streq(cp_alloc, "abcabc");
tor_free(cp_alloc);
smartlist_split_string(sl, "/def/ /ghijk", "/", 0, 0);
test_eq(8, smartlist_len(sl));
test_streq("", smartlist_get(sl, 4));
test_streq("def", smartlist_get(sl, 5));
test_streq(" ", smartlist_get(sl, 6));
test_streq("ghijk", smartlist_get(sl, 7));
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_clear(sl);
smartlist_split_string(sl, "a,bbd,cdef", ",", SPLIT_SKIP_SPACE, 0);
test_eq(3, smartlist_len(sl));
test_streq("a", smartlist_get(sl,0));
test_streq("bbd", smartlist_get(sl,1));
test_streq("cdef", smartlist_get(sl,2));
smartlist_split_string(sl, " z <> zhasd <> <> bnud<> ", "<>",
SPLIT_SKIP_SPACE, 0);
test_eq(8, smartlist_len(sl));
test_streq("z", smartlist_get(sl,3));
test_streq("zhasd", smartlist_get(sl,4));
test_streq("", smartlist_get(sl,5));
test_streq("bnud", smartlist_get(sl,6));
test_streq("", smartlist_get(sl,7));
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_clear(sl);
smartlist_split_string(sl, " ab\tc \td ef ", NULL,
SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0);
test_eq(4, smartlist_len(sl));
test_streq("ab", smartlist_get(sl,0));
test_streq("c", smartlist_get(sl,1));
test_streq("d", smartlist_get(sl,2));
test_streq("ef", smartlist_get(sl,3));
smartlist_split_string(sl, "ghi\tj", NULL,
SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0);
test_eq(6, smartlist_len(sl));
test_streq("ghi", smartlist_get(sl,4));
test_streq("j", smartlist_get(sl,5));
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_clear(sl);
cp_alloc = smartlist_join_strings(sl, "XY", 0, NULL);
test_streq(cp_alloc, "");
tor_free(cp_alloc);
cp_alloc = smartlist_join_strings(sl, "XY", 1, NULL);
test_streq(cp_alloc, "XY");
tor_free(cp_alloc);
smartlist_split_string(sl, " z <> zhasd <> <> bnud<> ", "<>",
SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0);
test_eq(3, smartlist_len(sl));
test_streq("z", smartlist_get(sl, 0));
test_streq("zhasd", smartlist_get(sl, 1));
test_streq("bnud", smartlist_get(sl, 2));
smartlist_split_string(sl, " z <> zhasd <> <> bnud<> ", "<>",
SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 2);
test_eq(5, smartlist_len(sl));
test_streq("z", smartlist_get(sl, 3));
test_streq("zhasd <> <> bnud<>", smartlist_get(sl, 4));
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_clear(sl);
smartlist_split_string(sl, "abcd\n", "\n",
SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0);
test_eq(1, smartlist_len(sl));
test_streq("abcd", smartlist_get(sl, 0));
smartlist_split_string(sl, "efgh", "\n",
SPLIT_SKIP_SPACE|SPLIT_IGNORE_BLANK, 0);
test_eq(2, smartlist_len(sl));
test_streq("efgh", smartlist_get(sl, 1));
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_clear(sl);
/* Test swapping, shuffling, and sorting. */
smartlist_split_string(sl, "the,onion,router,by,arma,and,nickm", ",", 0, 0);
test_eq(7, smartlist_len(sl));
smartlist_sort(sl, compare_strs_);
cp_alloc = smartlist_join_strings(sl, ",", 0, NULL);
test_streq(cp_alloc,"and,arma,by,nickm,onion,router,the");
tor_free(cp_alloc);
smartlist_swap(sl, 1, 5);
cp_alloc = smartlist_join_strings(sl, ",", 0, NULL);
test_streq(cp_alloc,"and,router,by,nickm,onion,arma,the");
tor_free(cp_alloc);
smartlist_shuffle(sl);
test_eq(7, smartlist_len(sl));
test_assert(smartlist_contains_string(sl, "and"));
test_assert(smartlist_contains_string(sl, "router"));
test_assert(smartlist_contains_string(sl, "by"));
test_assert(smartlist_contains_string(sl, "nickm"));
test_assert(smartlist_contains_string(sl, "onion"));
test_assert(smartlist_contains_string(sl, "arma"));
test_assert(smartlist_contains_string(sl, "the"));
/* Test bsearch. */
smartlist_sort(sl, compare_strs_);
test_streq("nickm", smartlist_bsearch(sl, "zNicKM",
compare_without_first_ch_));
test_streq("and", smartlist_bsearch(sl, " AND", compare_without_first_ch_));
test_eq_ptr(NULL, smartlist_bsearch(sl, " ANz", compare_without_first_ch_));
/* Test bsearch_idx */
{
int f;
smartlist_t *tmp = NULL;
test_eq(0, smartlist_bsearch_idx(sl," aaa",compare_without_first_ch_,&f));
test_eq(f, 0);
test_eq(0, smartlist_bsearch_idx(sl," and",compare_without_first_ch_,&f));
test_eq(f, 1);
test_eq(1, smartlist_bsearch_idx(sl," arm",compare_without_first_ch_,&f));
test_eq(f, 0);
test_eq(1, smartlist_bsearch_idx(sl," arma",compare_without_first_ch_,&f));
test_eq(f, 1);
test_eq(2, smartlist_bsearch_idx(sl," armb",compare_without_first_ch_,&f));
test_eq(f, 0);
test_eq(7, smartlist_bsearch_idx(sl," zzzz",compare_without_first_ch_,&f));
test_eq(f, 0);
/* Test trivial cases for list of length 0 or 1 */
tmp = smartlist_new();
test_eq(0, smartlist_bsearch_idx(tmp, "foo",
compare_strs_for_bsearch_, &f));
test_eq(f, 0);
smartlist_insert(tmp, 0, (void *)("bar"));
test_eq(1, smartlist_bsearch_idx(tmp, "foo",
compare_strs_for_bsearch_, &f));
test_eq(f, 0);
test_eq(0, smartlist_bsearch_idx(tmp, "aaa",
compare_strs_for_bsearch_, &f));
test_eq(f, 0);
test_eq(0, smartlist_bsearch_idx(tmp, "bar",
compare_strs_for_bsearch_, &f));
test_eq(f, 1);
/* ... and one for length 2 */
smartlist_insert(tmp, 1, (void *)("foo"));
test_eq(1, smartlist_bsearch_idx(tmp, "foo",
compare_strs_for_bsearch_, &f));
test_eq(f, 1);
test_eq(2, smartlist_bsearch_idx(tmp, "goo",
compare_strs_for_bsearch_, &f));
test_eq(f, 0);
smartlist_free(tmp);
}
/* Test reverse() and pop_last() */
smartlist_reverse(sl);
cp_alloc = smartlist_join_strings(sl, ",", 0, NULL);
test_streq(cp_alloc,"the,router,onion,nickm,by,arma,and");
tor_free(cp_alloc);
cp_alloc = smartlist_pop_last(sl);
test_streq(cp_alloc, "and");
tor_free(cp_alloc);
test_eq(smartlist_len(sl), 6);
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_clear(sl);
cp_alloc = smartlist_pop_last(sl);
test_eq_ptr(cp_alloc, NULL);
/* Test uniq() */
smartlist_split_string(sl,
"50,noon,radar,a,man,a,plan,a,canal,panama,radar,noon,50",
",", 0, 0);
smartlist_sort(sl, compare_strs_);
smartlist_uniq(sl, compare_strs_, tor_free_);
cp_alloc = smartlist_join_strings(sl, ",", 0, NULL);
test_streq(cp_alloc, "50,a,canal,man,noon,panama,plan,radar");
tor_free(cp_alloc);
/* Test contains_string, contains_string_case and contains_int_as_string */
test_assert(smartlist_contains_string(sl, "noon"));
test_assert(!smartlist_contains_string(sl, "noonoon"));
test_assert(smartlist_contains_string_case(sl, "nOOn"));
test_assert(!smartlist_contains_string_case(sl, "nooNooN"));
test_assert(smartlist_contains_int_as_string(sl, 50));
test_assert(!smartlist_contains_int_as_string(sl, 60));
/* Test smartlist_choose */
{
int i;
int allsame = 1;
int allin = 1;
void *first = smartlist_choose(sl);
test_assert(smartlist_contains(sl, first));
for (i = 0; i < 100; ++i) {
void *second = smartlist_choose(sl);
if (second != first)
allsame = 0;
if (!smartlist_contains(sl, second))
allin = 0;
}
test_assert(!allsame);
test_assert(allin);
}
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_clear(sl);
/* Test string_remove and remove and join_strings2 */
smartlist_split_string(sl,
"Some say the Earth will end in ice and some in fire",
" ", 0, 0);
cp = smartlist_get(sl, 4);
test_streq(cp, "will");
smartlist_add(sl, cp);
smartlist_remove(sl, cp);
tor_free(cp);
cp_alloc = smartlist_join_strings(sl, ",", 0, NULL);
test_streq(cp_alloc, "Some,say,the,Earth,fire,end,in,ice,and,some,in");
tor_free(cp_alloc);
smartlist_string_remove(sl, "in");
cp_alloc = smartlist_join_strings2(sl, "+XX", 1, 0, &sz);
test_streq(cp_alloc, "Some+say+the+Earth+fire+end+some+ice+and");
test_eq((int)sz, 40);
done:
SMARTLIST_FOREACH(sl, char *, cp, tor_free(cp));
smartlist_free(sl);
tor_free(cp_alloc);
}
