Andrew's git - gitweb.git/blob - t/helper/test-dump-cache-tree.c

   1#include "test-tool.h"
   2#include "cache.h"
   3#include "tree.h"
   4#include "cache-tree.h"
   5
   6
   7static void dump_one(struct cache_tree *it, const char *pfx, const char *x)
   8{
   9        if (it->entry_count < 0)
  10                printf("%-40s %s%s (%d subtrees)\n",
  11                       "invalid", x, pfx, it->subtree_nr);
  12        else
  13                printf("%s %s%s (%d entries, %d subtrees)\n",
  14                       oid_to_hex(&it->oid), x, pfx,
  15                       it->entry_count, it->subtree_nr);
  16}
  17
  18static int dump_cache_tree(struct cache_tree *it,
  19                           struct cache_tree *ref,
  20                           const char *pfx)
  21{
  22        int i;
  23        int errs = 0;
  24
  25        if (!it || !ref)
  26                /* missing in either */
  27                return 0;
  28
  29        if (it->entry_count < 0) {
  30                /* invalid */
  31                dump_one(it, pfx, "");
  32                dump_one(ref, pfx, "#(ref) ");
  33        }
  34        else {
  35                dump_one(it, pfx, "");
  36                if (oidcmp(&it->oid, &ref->oid) ||
  37                    ref->entry_count != it->entry_count ||
  38                    ref->subtree_nr != it->subtree_nr) {
  39                        /* claims to be valid but is lying */
  40                        dump_one(ref, pfx, "#(ref) ");
  41                        errs = 1;
  42                }
  43        }
  44
  45        for (i = 0; i < it->subtree_nr; i++) {
  46                char path[PATH_MAX];
  47                struct cache_tree_sub *down = it->down[i];
  48                struct cache_tree_sub *rdwn;
  49
  50                rdwn = cache_tree_sub(ref, down->name);
  51                xsnprintf(path, sizeof(path), "%s%.*s/", pfx, down->namelen, down->name);
  52                if (dump_cache_tree(down->cache_tree, rdwn->cache_tree, path))
  53                        errs = 1;
  54        }
  55        return errs;
  56}
  57
  58int cmd__dump_cache_tree(int ac, const char **av)
  59{
  60        struct index_state istate;
  61        struct cache_tree *another = cache_tree();
  62        setup_git_directory();
  63        if (read_cache() < 0)
  64                die("unable to read index file");
  65        istate = the_index;
  66        istate.cache_tree = another;
  67        cache_tree_update(&istate, WRITE_TREE_DRY_RUN);
  68        return dump_cache_tree(active_cache_tree, another, "");
  69}