t/helper/test-read-graph.c

   1 #include "test-tool.h"
   2 #include "commit-graph.h"
   3 #include "repository.h"
   4 #include "object-store.h"
   5 #include "bloom.h"
   6 #include "setup.h"
   7
   8 int cmd__read_graph(int argc, const char **argv)
   9 {
  10         struct commit_graph *graph = NULL;
  11         struct object_directory *odb;
  12
  13         setup_git_directory();
  14         odb = the_repository->objects->odb;
  15
  16         prepare_repo_settings(the_repository);
  17
  18         graph = read_commit_graph_one(the_repository, odb);
  19         if (!graph)
  20                 return 1;
  21
  22         printf("header: %08x %d %d %d %d\n",
  23                 ntohl(*(uint32_t*)graph->data),
  24                 *(unsigned char*)(graph->data + 4),
  25                 *(unsigned char*)(graph->data + 5),
  26                 *(unsigned char*)(graph->data + 6),
  27                 *(unsigned char*)(graph->data + 7));
  28         printf("num_commits: %u\n", graph->num_commits);
  29         printf("chunks:");
  30
  31         if (graph->chunk_oid_fanout)
  32                 printf(" oid_fanout");
  33         if (graph->chunk_oid_lookup)
  34                 printf(" oid_lookup");
  35         if (graph->chunk_commit_data)
  36                 printf(" commit_metadata");
  37         if (graph->chunk_generation_data)
  38                 printf(" generation_data");
  39         if (graph->chunk_generation_data_overflow)
  40                 printf(" generation_data_overflow");
  41         if (graph->chunk_extra_edges)
  42                 printf(" extra_edges");
  43         if (graph->chunk_bloom_indexes)
  44                 printf(" bloom_indexes");
  45         if (graph->chunk_bloom_data)
  46                 printf(" bloom_data");
  47         printf("\n");
  48
  49         printf("options:");
  50         if (graph->bloom_filter_settings)
  51                 printf(" bloom(%"PRIu32",%"PRIu32",%"PRIu32")",
  52                        graph->bloom_filter_settings->hash_version,
  53                        graph->bloom_filter_settings->bits_per_entry,
  54                        graph->bloom_filter_settings->num_hashes);
  55         if (graph->read_generation_data)
  56                 printf(" read_generation_data");
  57         if (graph->topo_levels)
  58                 printf(" topo_levels");
  59         printf("\n");
  60
  61         UNLEAK(graph);
  62
  63         return 0;
  64 }