diff options
| -rw-r--r-- | tests/diff/binary.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/tests/diff/binary.c b/tests/diff/binary.c index 90f2d5a06..6a5f3907b 100644 --- a/tests/diff/binary.c +++ b/tests/diff/binary.c @@ -269,6 +269,36 @@ void test_diff_binary__delta_append(void) git_index_free(index); } +void test_diff_binary__empty_for_no_diff(void) +{ + git_diff_options opts = GIT_DIFF_OPTIONS_INIT; + git_oid id; + git_commit *commit; + git_tree *tree; + git_diff *diff; + git_buf actual = GIT_BUF_INIT; + const char *expected = ""; + + opts.flags = GIT_DIFF_SHOW_BINARY | GIT_DIFF_FORCE_BINARY; + opts.id_abbrev = GIT_OID_HEXSZ; + + repo = cl_git_sandbox_init("renames"); + + cl_git_pass(git_oid_fromstr(&id, "19dd32dfb1520a64e5bbaae8dce6ef423dfa2f13")); + cl_git_pass(git_commit_lookup(&commit, repo, &id)); + cl_git_pass(git_commit_tree(&tree, commit)); + + cl_git_pass(git_diff_tree_to_tree(&diff, repo, tree, tree, &opts)); + cl_git_pass(git_diff_print(diff, GIT_DIFF_FORMAT_PATCH, git_diff_print_callback__to_buf, &actual)); + + cl_assert_equal_s("", actual.ptr); + + git_buf_free(&actual); + git_diff_free(diff); + git_commit_free(commit); + git_tree_free(tree); +} + void test_diff_binary__index_to_workdir(void) { git_index *index; |