void test_filter_crlf__to_worktree(void)
{
git_filter_list *fl;
git_filter *crlf;
git_buf in = { 0 }, out = { 0 };
cl_git_pass(git_filter_list_new(
&fl, g_repo, GIT_FILTER_TO_WORKTREE, 0));
crlf = git_filter_lookup(GIT_FILTER_CRLF);
cl_assert(crlf != NULL);
cl_git_pass(git_filter_list_push(fl, crlf, NULL));
in.ptr = "Some text\nRight here\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
#ifdef GIT_WIN32
cl_assert_equal_s("Some text\r\nRight here\r\n", out.ptr);
#else
cl_assert_equal_s("Some text\nRight here\n", out.ptr);
#endif
git_filter_list_free(fl);
git_buf_free(&out);
}
int git_odb__hashfd_filtered(
git_oid *out, git_file fd, size_t size, git_otype type, git_filter_list *fl)
{
int error;
git_buf raw = GIT_BUF_INIT;
if (!fl)
return git_odb__hashfd(out, fd, size, type);
/* size of data is used in header, so we have to read the whole file
* into memory to apply filters before beginning to calculate the hash
*/
if (!(error = git_futils_readbuffer_fd(&raw, fd, size))) {
git_buf post = GIT_BUF_INIT;
error = git_filter_list_apply_to_data(&post, fl, &raw);
git_buf_free(&raw);
if (!error)
error = git_odb_hash(out, post.ptr, post.size, type);
git_buf_free(&post);
}
return error;
}
static int diff_file_content_load_workdir_file(
git_diff_file_content *fc,
git_buf *path,
git_diff_options *diff_opts)
{
int error = 0;
git_filter_list *fl = NULL;
git_file fd = git_futils_open_ro(git_buf_cstr(path));
git_buf raw = GIT_BUF_INIT;
if (fd < 0)
return fd;
if (!fc->file->size &&
!(fc->file->size = git_futils_filesize(fd)))
goto cleanup;
if ((diff_opts->flags & GIT_DIFF_SHOW_BINARY) == 0 &&
diff_file_content_binary_by_size(fc))
goto cleanup;
if ((error = git_filter_list_load(
&fl, fc->repo, NULL, fc->file->path,
GIT_FILTER_TO_ODB, GIT_FILTER_ALLOW_UNSAFE)) < 0)
goto cleanup;
/* if there are no filters, try to mmap the file */
if (fl == NULL) {
if (!(error = git_futils_mmap_ro(
&fc->map, fd, 0, (size_t)fc->file->size))) {
fc->flags |= GIT_DIFF_FLAG__UNMAP_DATA;
goto cleanup;
}
/* if mmap failed, fall through to try readbuffer below */
giterr_clear();
}
if (!(error = git_futils_readbuffer_fd(&raw, fd, (size_t)fc->file->size))) {
git_buf out = GIT_BUF_INIT;
error = git_filter_list_apply_to_data(&out, fl, &raw);
if (out.ptr != raw.ptr)
git_buf_dispose(&raw);
if (!error) {
fc->map.len = out.size;
fc->map.data = out.ptr;
fc->flags |= GIT_DIFF_FLAG__FREE_DATA;
}
}
cleanup:
git_filter_list_free(fl);
p_close(fd);
return error;
}
void test_filter_crlf__with_safecrlf_and_unsafe_allowed(void)
{
git_filter_list *fl;
git_filter *crlf;
git_buf in = {0}, out = GIT_BUF_INIT;
cl_repo_set_bool(g_repo, "core.safecrlf", true);
cl_git_pass(git_filter_list_new(
&fl, g_repo, GIT_FILTER_TO_ODB, GIT_FILTER_ALLOW_UNSAFE));
crlf = git_filter_lookup(GIT_FILTER_CRLF);
cl_assert(crlf != NULL);
cl_git_pass(git_filter_list_push(fl, crlf, NULL));
/* Normalized \r\n succeeds with safecrlf */
in.ptr = "Normal\r\nCRLF\r\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s("Normal\nCRLF\nline-endings.\n", out.ptr);
/* Mix of line endings fails with safecrlf, but allowed to pass */
in.ptr = "Mixed\nup\r\nLF\nand\r\nCRLF\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
/* TODO: check for warning */
cl_assert_equal_s("Mixed\nup\nLF\nand\nCRLF\nline-endings.\n", out.ptr);
/* Normalized \n fails with safecrlf, but allowed to pass */
in.ptr = "Normal\nLF\nonly\nline-endings.\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
/* TODO: check for warning */
cl_assert_equal_s("Normal\nLF\nonly\nline-endings.\n", out.ptr);
git_filter_list_free(fl);
git_buf_free(&out);
}
void test_filter_crlf__safecrlf_warn(void)
{
git_filter_list *fl;
git_filter *crlf;
git_buf in = {0}, out = GIT_BUF_INIT;
cl_repo_set_string(g_repo, "core.safecrlf", "warn");
cl_git_pass(git_filter_list_new(
&fl, g_repo, GIT_FILTER_TO_ODB, 0));
crlf = git_filter_lookup(GIT_FILTER_CRLF);
cl_assert(crlf != NULL);
cl_git_pass(git_filter_list_push(fl, crlf, NULL));
/* Normalized \r\n succeeds with safecrlf=warn */
in.ptr = "Normal\r\nCRLF\r\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s("Normal\nCRLF\nline-endings.\n", out.ptr);
/* Mix of line endings succeeds with safecrlf=warn */
in.ptr = "Mixed\nup\r\nLF\nand\r\nCRLF\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
/* TODO: check for warning */
cl_assert_equal_s("Mixed\nup\nLF\nand\nCRLF\nline-endings.\n", out.ptr);
/* Normalized \n is reversible, so does not fail with safecrlf=warn */
in.ptr = "Normal\nLF\nonly\nline-endings.\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s(in.ptr, out.ptr);
git_filter_list_free(fl);
git_buf_free(&out);
}
void test_filter_crlf__with_safecrlf(void)
{
git_filter_list *fl;
git_filter *crlf;
git_buf in = {0}, out = GIT_BUF_INIT;
cl_repo_set_bool(g_repo, "core.safecrlf", true);
cl_git_pass(git_filter_list_new(
&fl, g_repo, GIT_FILTER_TO_ODB, 0));
crlf = git_filter_lookup(GIT_FILTER_CRLF);
cl_assert(crlf != NULL);
cl_git_pass(git_filter_list_push(fl, crlf, NULL));
/* Normalized \r\n succeeds with safecrlf */
in.ptr = "Normal\r\nCRLF\r\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s("Normal\nCRLF\nline-endings.\n", out.ptr);
/* Mix of line endings fails with safecrlf */
in.ptr = "Mixed\nup\r\nLF\nand\r\nCRLF\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_fail(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_i(giterr_last()->klass, GITERR_FILTER);
/* Normalized \n is reversible, so does not fail with safecrlf */
in.ptr = "Normal\nLF\nonly\nline-endings.\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s(in.ptr, out.ptr);
git_filter_list_free(fl);
git_buf_free(&out);
}
void test_filter_crlf__no_safecrlf(void)
{
git_filter_list *fl;
git_filter *crlf;
git_buf in = {0}, out = GIT_BUF_INIT;
cl_git_pass(git_filter_list_new(
&fl, g_repo, GIT_FILTER_TO_ODB, 0));
crlf = git_filter_lookup(GIT_FILTER_CRLF);
cl_assert(crlf != NULL);
cl_git_pass(git_filter_list_push(fl, crlf, NULL));
/* Normalized \r\n succeeds with safecrlf */
in.ptr = "Normal\r\nCRLF\r\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s("Normal\nCRLF\nline-endings.\n", out.ptr);
/* Mix of line endings fails with safecrlf */
in.ptr = "Mixed\nup\r\nLF\nand\r\nCRLF\nline-endings.\r\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s("Mixed\nup\nLF\nand\nCRLF\nline-endings.\n", out.ptr);
/* Normalized \n fails with safecrlf */
in.ptr = "Normal\nLF\nonly\nline-endings.\n";
in.size = strlen(in.ptr);
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_s("Normal\nLF\nonly\nline-endings.\n", out.ptr);
git_filter_list_free(fl);
git_buf_free(&out);
}
void test_filter_custom__to_odb(void)
{
git_filter_list *fl;
git_buf out = { 0 };
git_buf in = GIT_BUF_INIT_CONST(workdir_data, strlen(workdir_data));
cl_git_pass(git_filter_list_load(
&fl, g_repo, NULL, "herofile", GIT_FILTER_TO_ODB));
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_i(BITFLIPPED_AND_REVERSED_DATA_LEN, out.size);
cl_assert_equal_i(
0, memcmp(bitflipped_and_reversed_data, out.ptr, out.size));
git_filter_list_free(fl);
git_buf_free(&out);
}
void test_filter_wildcard__none(void)
{
git_filter_list *fl;
git_buf in = GIT_BUF_INIT, out = GIT_BUF_INIT;
cl_git_pass(git_filter_list_load(
&fl, g_repo, NULL, "none-foo", GIT_FILTER_TO_ODB, 0));
cl_git_pass(git_buf_put(&in, (char *)input, DATA_LEN));
cl_git_pass(git_filter_list_apply_to_data(&out, fl, &in));
cl_assert_equal_i(DATA_LEN, out.size);
cl_assert_equal_i(
0, memcmp(input, out.ptr, out.size));
git_filter_list_free(fl);
git_buf_dispose(&out);
git_buf_dispose(&in);
}
