#include "clar_libgit2.h" #include "refs.h" void test_refs_crashes__double_free(void) { git_repository *repo; git_reference *ref, *ref2; const char *REFNAME = "refs/heads/xxx"; repo = cl_git_sandbox_init("testrepo.git"); cl_git_pass(git_reference_symbolic_create(&ref, repo, REFNAME, "refs/heads/master", 0, NULL)); cl_git_pass(git_reference_lookup(&ref2, repo, REFNAME)); cl_git_pass(git_reference_delete(ref)); git_reference_free(ref); git_reference_free(ref2); /* reference is gone from disk, so reloading it will fail */ cl_git_fail(git_reference_lookup(&ref2, repo, REFNAME)); cl_git_sandbox_cleanup(); } void test_refs_crashes__empty_packedrefs(void) { git_repository *repo; git_reference *ref; const char *REFNAME = "refs/heads/xxx"; git_str temp_path = GIT_STR_INIT; int fd = 0; repo = cl_git_sandbox_init("empty_bare.git"); /* create zero-length packed-refs file */ cl_git_pass(git_str_joinpath(&temp_path, git_repository_path(repo), GIT_PACKEDREFS_FILE)); cl_git_pass(((fd = p_creat(temp_path.ptr, 0644)) < 0)); cl_git_pass(p_close(fd)); /* should fail gracefully */ cl_git_fail_with( GIT_ENOTFOUND, git_reference_lookup(&ref, repo, REFNAME)); cl_git_sandbox_cleanup(); git_str_dispose(&temp_path); }