mirror of https://github.com/rust-lang/rust
64 lines
1.6 KiB
Rust
64 lines
1.6 KiB
Rust
//@ run-pass
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fn main() {
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assert!(f("", 0));
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assert!(f("a", 1));
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assert!(f("b", 1));
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assert!(!f("", 1));
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assert!(!f("a", 0));
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assert!(!f("b", 0));
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assert!(!f("asdf", 32));
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////
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assert!(!g(true, true, true));
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assert!(!g(false, true, true));
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assert!(!g(true, false, true));
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assert!(!g(false, false, true));
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assert!(!g(true, true, false));
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assert!(g(false, true, false));
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assert!(g(true, false, false));
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assert!(g(false, false, false));
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////
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assert!(!h(true, true, true));
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assert!(!h(false, true, true));
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assert!(!h(true, false, true));
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assert!(!h(false, false, true));
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assert!(!h(true, true, false));
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assert!(h(false, true, false));
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assert!(h(true, false, false));
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assert!(h(false, false, false));
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}
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fn f(s: &str, num: usize) -> bool {
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match (s, num) {
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("", 0) | ("a" | "b", 1) => true,
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_ => false,
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}
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}
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fn g(x: bool, y: bool, z: bool) -> bool {
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match (x, y, x, z) {
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(true | false, false, true, false) => true,
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(false, true | false, true | false, false) => true,
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(true | false, true | false, true | false, true) => false,
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(true, true | false, true | false, false) => false,
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}
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}
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fn h(x: bool, y: bool, z: bool) -> bool {
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match (x, (y, (x, (z,)))) {
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(true | false, (false, (true, (false,)))) => true,
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(false, (true | false, (true | false, (false,)))) => true,
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(true | false, (true | false, (true | false, (true,)))) => false,
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(true, (true | false, (true | false, (false,)))) => false,
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}
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}
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