-static void test_sendfile_full(void) {
- char in_fn[] = "/tmp/test-sendfile_full-XXXXXX";
- char out_fn[] = "/tmp/test-sendfile_full-XXXXXX";
- _cleanup_close_ int in_fd, out_fd;
- char text[] = "boohoo\nfoo\n\tbar\n";
- char buf[64] = {0};
-
- in_fd = mkostemp_safe(in_fn, O_RDWR);
- assert_se(in_fd >= 0);
- out_fd = mkostemp_safe(out_fn, O_RDWR);
- assert_se(out_fd >= 0);
-
- assert_se(write_string_file(in_fn, text) == 0);
- assert_se(sendfile_full(out_fd, "/a/file/which/does/not/exist/i/guess") < 0);
- assert_se(sendfile_full(out_fd, in_fn) == sizeof(text) - 1);
- assert_se(lseek(out_fd, SEEK_SET, 0) == 0);
-
- assert_se(read(out_fd, buf, sizeof(buf)) == sizeof(text) - 1);
- assert_se(streq(buf, text));
-
- unlink(in_fn);
- unlink(out_fn);
-}
-