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#include "clar_libgit2.h"
#include "oidmap.h"
GIT__USE_OIDMAP
typedef struct {
git_oid oid;
size_t extra;
} oidmap_item;
#define NITEMS 0x0fff
void test_core_oidmap__basic(void)
{
git_oidmap *map;
oidmap_item items[NITEMS];
uint32_t i, j;
for (i = 0; i < NITEMS; ++i) {
items[i].extra = i;
for (j = 0; j < GIT_OID_RAWSZ / 4; ++j) {
items[i].oid.id[j * 4 ] = (unsigned char)i;
items[i].oid.id[j * 4 + 1] = (unsigned char)(i >> 8);
items[i].oid.id[j * 4 + 2] = (unsigned char)(i >> 16);
items[i].oid.id[j * 4 + 3] = (unsigned char)(i >> 24);
}
}
map = git_oidmap_alloc();
cl_assert(map != NULL);
for (i = 0; i < NITEMS; ++i) {
khiter_t pos;
int ret;
pos = git_oidmap_lookup_index(map, &items[i].oid);
cl_assert(!git_oidmap_valid_index(map, pos));
pos = git_oidmap_put(map, &items[i].oid, &ret);
cl_assert(ret != 0);
git_oidmap_value_at(map, pos) = &items[i];
}
for (i = 0; i < NITEMS; ++i) {
khiter_t pos;
pos = git_oidmap_lookup_index(map, &items[i].oid);
cl_assert(git_oidmap_valid_index(map, pos));
cl_assert_equal_p(git_oidmap_value_at(map, pos), &items[i]);
}
git_oidmap_free(map);
}
void test_core_oidmap__hash_collision(void)
{
git_oidmap *map;
oidmap_item items[NITEMS];
uint32_t i, j;
for (i = 0; i < NITEMS; ++i) {
uint32_t segment = i / 8;
int modi = i - (segment * 8);
items[i].extra = i;
for (j = 0; j < GIT_OID_RAWSZ / 4; ++j) {
items[i].oid.id[j * 4 ] = (unsigned char)modi;
items[i].oid.id[j * 4 + 1] = (unsigned char)(modi >> 8);
items[i].oid.id[j * 4 + 2] = (unsigned char)(modi >> 16);
items[i].oid.id[j * 4 + 3] = (unsigned char)(modi >> 24);
}
items[i].oid.id[ 8] = (unsigned char)i;
items[i].oid.id[ 9] = (unsigned char)(i >> 8);
items[i].oid.id[10] = (unsigned char)(i >> 16);
items[i].oid.id[11] = (unsigned char)(i >> 24);
}
map = git_oidmap_alloc();
cl_assert(map != NULL);
for (i = 0; i < NITEMS; ++i) {
khiter_t pos;
int ret;
pos = git_oidmap_lookup_index(map, &items[i].oid);
cl_assert(!git_oidmap_valid_index(map, pos));
pos = git_oidmap_put(map, &items[i].oid, &ret);
cl_assert(ret != 0);
git_oidmap_value_at(map, pos) = &items[i];
}
for (i = 0; i < NITEMS; ++i) {
khiter_t pos;
pos = git_oidmap_lookup_index(map, &items[i].oid);
cl_assert(git_oidmap_valid_index(map, pos));
cl_assert_equal_p(git_oidmap_value_at(map, pos), &items[i]);
}
git_oidmap_free(map);
}
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