if i < 0
|| buf[i as usize] == b'-'
|| buf[i as usize] == b'+' {
- for j in (i as usize + 1..end).rev() {
+ for j in ((i + 1) as usize..end).rev() {
buf[j + 1] = buf[j];
}
buf[(i + 1) as usize] = value2ascii(1);
--- /dev/null
+// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
+// file at the top-level directory of this distribution and at
+// http://rust-lang.org/COPYRIGHT.
+//
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#[test]
+fn test_format_float() {
+ assert!("1" == format!("{:.0}", 1.0f64));
+ assert!("9" == format!("{:.0}", 9.4f64));
+ assert!("10" == format!("{:.0}", 9.9f64));
+ assert!("9.9" == format!("{:.1}", 9.85f64));
+}