| // Copyright 2015 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. |
| |
| fn main() { |
| // test compound assignment operators with ref as right-hand side, |
| // for each operator, with various types as operands. |
| |
| // test AddAssign |
| { |
| let mut x = 3i8; |
| x += &2i8; |
| assert_eq!(x, 5i8); |
| } |
| |
| // test SubAssign |
| { |
| let mut x = 7i16; |
| x -= &4; |
| assert_eq!(x, 3i16); |
| } |
| |
| // test MulAssign |
| { |
| let mut x = 3f32; |
| x *= &3f32; |
| assert_eq!(x, 9f32); |
| } |
| |
| // test DivAssign |
| { |
| let mut x = 6f64; |
| x /= &2f64; |
| assert_eq!(x, 3f64); |
| } |
| |
| // test RemAssign |
| { |
| let mut x = 7i64; |
| x %= &4i64; |
| assert_eq!(x, 3i64); |
| } |
| |
| // test BitOrAssign |
| { |
| let mut x = 0b1010u8; |
| x |= &0b1100u8; |
| assert_eq!(x, 0b1110u8); |
| } |
| |
| // test BitAndAssign |
| { |
| let mut x = 0b1010u16; |
| x &= &0b1100u16; |
| assert_eq!(x, 0b1000u16); |
| } |
| |
| // test BitXorAssign |
| { |
| let mut x = 0b1010u32; |
| x ^= &0b1100u32; |
| assert_eq!(x, 0b0110u32); |
| } |
| |
| // test ShlAssign |
| { |
| let mut x = 0b1010u64; |
| x <<= &2u32; |
| assert_eq!(x, 0b101000u64); |
| } |
| |
| // test ShrAssign |
| { |
| let mut x = 0b1010u64; |
| x >>= &2i16; |
| assert_eq!(x, 0b10u64); |
| } |
| } |