git/t/helper/test-dump-cache-tree.c

80 lines
1.9 KiB
C

#define USE_THE_REPOSITORY_VARIABLE
#include "test-tool.h"
#include "hash.h"
#include "hex.h"
#include "tree.h"
#include "cache-tree.h"
#include "read-cache-ll.h"
#include "repository.h"
#include "setup.h"
static void dump_one(struct cache_tree *it, const char *pfx, const char *x)
{
if (it->entry_count < 0)
printf("%-40s %s%s (%d subtrees)\n",
"invalid", x, pfx, it->subtree_nr);
else
printf("%s %s%s (%d entries, %d subtrees)\n",
oid_to_hex(&it->oid), x, pfx,
it->entry_count, it->subtree_nr);
}
static int dump_cache_tree(struct cache_tree *it,
struct cache_tree *ref,
const char *pfx)
{
int i;
int errs = 0;
if (!it || !ref)
/* missing in either */
return 0;
if (it->entry_count < 0) {
/* invalid */
dump_one(it, pfx, "");
dump_one(ref, pfx, "#(ref) ");
}
else {
dump_one(it, pfx, "");
if (!oideq(&it->oid, &ref->oid) ||
ref->entry_count != it->entry_count ||
ref->subtree_nr != it->subtree_nr) {
/* claims to be valid but is lying */
dump_one(ref, pfx, "#(ref) ");
errs = 1;
}
}
for (i = 0; i < it->subtree_nr; i++) {
char path[PATH_MAX];
struct cache_tree_sub *down = it->down[i];
struct cache_tree_sub *rdwn;
rdwn = cache_tree_sub(ref, down->name);
xsnprintf(path, sizeof(path), "%s%.*s/", pfx, down->namelen, down->name);
if (dump_cache_tree(down->cache_tree, rdwn->cache_tree, path))
errs = 1;
}
return errs;
}
int cmd__dump_cache_tree(int ac UNUSED, const char **av UNUSED)
{
struct index_state istate;
struct cache_tree *another = cache_tree();
int ret;
setup_git_directory();
if (repo_read_index(the_repository) < 0)
die("unable to read index file");
istate = *the_repository->index;
istate.cache_tree = another;
cache_tree_update(&istate, WRITE_TREE_DRY_RUN);
ret = dump_cache_tree(the_repository->index->cache_tree, another, "");
cache_tree_free(&another);
return ret;
}