git/t/unit-tests/t-oidtree.c

123 lines
3.4 KiB
C

#include "test-lib.h"
#include "lib-oid.h"
#include "oidtree.h"
#include "hash.h"
#include "hex.h"
#include "strvec.h"
#define FILL_TREE(tree, ...) \
do { \
const char *hexes[] = { __VA_ARGS__ }; \
if (fill_tree_loc(tree, hexes, ARRAY_SIZE(hexes))) \
return; \
} while (0)
static int fill_tree_loc(struct oidtree *ot, const char *hexes[], size_t n)
{
for (size_t i = 0; i < n; i++) {
struct object_id oid;
if (!check_int(get_oid_arbitrary_hex(hexes[i], &oid), ==, 0))
return -1;
oidtree_insert(ot, &oid);
}
return 0;
}
static void check_contains(struct oidtree *ot, const char *hex, int expected)
{
struct object_id oid;
if (!check_int(get_oid_arbitrary_hex(hex, &oid), ==, 0))
return;
if (!check_int(oidtree_contains(ot, &oid), ==, expected))
test_msg("oid: %s", oid_to_hex(&oid));
}
struct expected_hex_iter {
size_t i;
struct strvec expected_hexes;
const char *query;
};
static enum cb_next check_each_cb(const struct object_id *oid, void *data)
{
struct expected_hex_iter *hex_iter = data;
struct object_id expected;
if (!check_int(hex_iter->i, <, hex_iter->expected_hexes.nr)) {
test_msg("error: extraneous callback for query: ('%s'), object_id: ('%s')",
hex_iter->query, oid_to_hex(oid));
return CB_BREAK;
}
if (!check_int(get_oid_arbitrary_hex(hex_iter->expected_hexes.v[hex_iter->i],
&expected), ==, 0))
; /* the data is bogus and cannot be used */
else if (!check(oideq(oid, &expected)))
test_msg("expected: %s\n got: %s\n query: %s",
oid_to_hex(&expected), oid_to_hex(oid), hex_iter->query);
hex_iter->i += 1;
return CB_CONTINUE;
}
LAST_ARG_MUST_BE_NULL
static void check_each(struct oidtree *ot, const char *query, ...)
{
struct object_id oid;
struct expected_hex_iter hex_iter = { .expected_hexes = STRVEC_INIT,
.query = query };
const char *arg;
va_list hex_args;
va_start(hex_args, query);
while ((arg = va_arg(hex_args, const char *)))
strvec_push(&hex_iter.expected_hexes, arg);
va_end(hex_args);
if (!check_int(get_oid_arbitrary_hex(query, &oid), ==, 0))
return;
oidtree_each(ot, &oid, strlen(query), check_each_cb, &hex_iter);
if (!check_int(hex_iter.i, ==, hex_iter.expected_hexes.nr))
test_msg("error: could not find some 'object_id's for query ('%s')", query);
strvec_clear(&hex_iter.expected_hexes);
}
static void setup(void (*f)(struct oidtree *ot))
{
struct oidtree ot;
oidtree_init(&ot);
f(&ot);
oidtree_clear(&ot);
}
static void t_contains(struct oidtree *ot)
{
FILL_TREE(ot, "444", "1", "2", "3", "4", "5", "a", "b", "c", "d", "e");
check_contains(ot, "44", 0);
check_contains(ot, "441", 0);
check_contains(ot, "440", 0);
check_contains(ot, "444", 1);
check_contains(ot, "4440", 1);
check_contains(ot, "4444", 0);
}
static void t_each(struct oidtree *ot)
{
FILL_TREE(ot, "f", "9", "8", "123", "321", "320", "a", "b", "c", "d", "e");
check_each(ot, "12300", "123", NULL);
check_each(ot, "3211", NULL); /* should not reach callback */
check_each(ot, "3210", "321", NULL);
check_each(ot, "32100", "321", NULL);
check_each(ot, "32", "320", "321", NULL);
}
int cmd_main(int argc UNUSED, const char **argv UNUSED)
{
TEST(setup(t_contains), "oidtree insert and contains works");
TEST(setup(t_each), "oidtree each works");
return test_done();
}