parent
dc8c8fc3f6
commit
5531031252
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@ -33,7 +33,7 @@ use traits::{Zero, One, Num, Float};
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// probably doesn't map to C's _Complex correctly.
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/// A complex number in Cartesian form.
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#[derive(PartialEq, Copy, Clone, Hash, Debug, Default)]
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#[derive(PartialEq, Eq, Copy, Clone, Hash, Debug, Default)]
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#[cfg_attr(feature = "rustc-serialize", derive(RustcEncodable, RustcDecodable))]
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pub struct Complex<T> {
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/// Real portion of the complex number
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@ -1220,6 +1220,20 @@ mod test {
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assert!(::hash(&c) != ::hash(&a));
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}
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#[test]
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fn test_hashset() {
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use std::collections::HashSet;
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let a = Complex::new(0i32, 0i32);
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let b = Complex::new(1i32, 0i32);
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let c = Complex::new(0i32, 1i32);
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let set: HashSet<_> = [a, b, c].iter().cloned().collect();
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assert!(set.contains(&a));
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assert!(set.contains(&b));
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assert!(set.contains(&c));
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assert!(!set.contains(&(a + b + c)));
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}
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#[test]
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fn test_is_nan() {
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assert!(!_1_1i.is_nan());
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