| use core::cmp::Ordering::{Equal, Greater, Less}; |
| use core::ops::{BitAnd, BitOr, BitXor}; |
| |
| #[test] |
| fn test_bool() { |
| assert_eq!(false.eq(&true), false); |
| assert_eq!(false == false, true); |
| assert_eq!(false != true, true); |
| assert_eq!(false.ne(&false), false); |
| |
| assert_eq!(false.bitand(false), false); |
| assert_eq!(true.bitand(false), false); |
| assert_eq!(false.bitand(true), false); |
| assert_eq!(true.bitand(true), true); |
| |
| assert_eq!(false & false, false); |
| assert_eq!(true & false, false); |
| assert_eq!(false & true, false); |
| assert_eq!(true & true, true); |
| |
| assert_eq!(false.bitor(false), false); |
| assert_eq!(true.bitor(false), true); |
| assert_eq!(false.bitor(true), true); |
| assert_eq!(true.bitor(true), true); |
| |
| assert_eq!(false | false, false); |
| assert_eq!(true | false, true); |
| assert_eq!(false | true, true); |
| assert_eq!(true | true, true); |
| |
| assert_eq!(false.bitxor(false), false); |
| assert_eq!(true.bitxor(false), true); |
| assert_eq!(false.bitxor(true), true); |
| assert_eq!(true.bitxor(true), false); |
| |
| assert_eq!(false ^ false, false); |
| assert_eq!(true ^ false, true); |
| assert_eq!(false ^ true, true); |
| assert_eq!(true ^ true, false); |
| |
| assert_eq!(!true, false); |
| assert_eq!(!false, true); |
| |
| let s = false.to_string(); |
| assert_eq!(s, "false"); |
| let s = true.to_string(); |
| assert_eq!(s, "true"); |
| |
| assert!(true > false); |
| assert!(!(false > true)); |
| |
| assert!(false < true); |
| assert!(!(true < false)); |
| |
| assert!(false <= false); |
| assert!(false >= false); |
| assert!(true <= true); |
| assert!(true >= true); |
| |
| assert!(false <= true); |
| assert!(!(false >= true)); |
| assert!(true >= false); |
| assert!(!(true <= false)); |
| |
| assert_eq!(true.cmp(&true), Equal); |
| assert_eq!(false.cmp(&false), Equal); |
| assert_eq!(true.cmp(&false), Greater); |
| assert_eq!(false.cmp(&true), Less); |
| } |
| |
| #[test] |
| pub fn test_bool_not() { |
| if !false { |
| assert!((true)); |
| } else { |
| assert!((false)); |
| } |
| if !true { |
| assert!((false)); |
| } else { |
| assert!((true)); |
| } |
| } |
| |
| #[test] |
| fn test_bool_to_option() { |
| assert_eq!(false.then_some(0), None); |
| assert_eq!(true.then_some(0), Some(0)); |
| assert_eq!(false.then(|| 0), None); |
| assert_eq!(true.then(|| 0), Some(0)); |
| |
| const fn zero() -> i32 { |
| 0 |
| } |
| |
| const A: Option<i32> = false.then_some(0); |
| const B: Option<i32> = true.then_some(0); |
| const C: Option<i32> = false.then(zero); |
| const D: Option<i32> = true.then(zero); |
| |
| assert_eq!(A, None); |
| assert_eq!(B, Some(0)); |
| assert_eq!(C, None); |
| assert_eq!(D, Some(0)); |
| } |