tests/refs/crashes.c

   1 #include "clar_libgit2.h"
   2 #include "refs.h"
   3
   4 void test_refs_crashes__double_free(void)
   5 {
   6         git_repository *repo;
   7         git_reference *ref, *ref2;
   8         const char *REFNAME = "refs/heads/xxx";
   9
  10         repo = cl_git_sandbox_init("testrepo.git");
  11         cl_git_pass(git_reference_symbolic_create(&ref, repo, REFNAME, "refs/heads/master", 0, NULL));
  12         cl_git_pass(git_reference_lookup(&ref2, repo, REFNAME));
  13         cl_git_pass(git_reference_delete(ref));
  14         git_reference_free(ref);
  15         git_reference_free(ref2);
  16
  17         /* reference is gone from disk, so reloading it will fail */
  18         cl_git_fail(git_reference_lookup(&ref2, repo, REFNAME));
  19
  20         cl_git_sandbox_cleanup();
  21 }
  22
  23 void test_refs_crashes__empty_packedrefs(void)
  24 {
  25         git_repository *repo;
  26         git_reference *ref;
  27         const char *REFNAME = "refs/heads/xxx";
  28         git_str temp_path = GIT_STR_INIT;
  29         int fd = 0;
  30
  31         repo = cl_git_sandbox_init("empty_bare.git");
  32
  33         /* create zero-length packed-refs file */
  34         cl_git_pass(git_str_joinpath(&temp_path, git_repository_path(repo), GIT_PACKEDREFS_FILE));
  35         cl_git_pass(((fd = p_creat(temp_path.ptr, 0644)) < 0));
  36         cl_git_pass(p_close(fd));
  37
  38         /* should fail gracefully */
  39         cl_git_fail_with(
  40                 GIT_ENOTFOUND, git_reference_lookup(&ref, repo, REFNAME));
  41
  42         cl_git_sandbox_cleanup();
  43         git_str_dispose(&temp_path);
  44 }