1 use std::borrow::Cow::{Borrowed, Owned};
3 use std::os::raw::c_char;
7 let data = b"123\xE2\x80\xA6\0";
8 let ptr = data.as_ptr() as *const c_char;
10 assert_eq!(CStr::from_ptr(ptr).to_str(), Ok("123…"));
11 assert_eq!(CStr::from_ptr(ptr).to_string_lossy(), Borrowed("123…"));
13 let data = b"123\xE2\0";
14 let ptr = data.as_ptr() as *const c_char;
16 assert!(CStr::from_ptr(ptr).to_str().is_err());
17 assert_eq!(CStr::from_ptr(ptr).to_string_lossy(), Owned::<str>(format!("123\u{FFFD}")));