mirror of
https://github.com/openharmony/third_party_rust_tinyvec.git
synced 2026-07-19 14:23:33 -04:00
Wim Looman
41 lines
1.3 KiB
Rust
41 lines
1.3 KiB
Rust
#![allow(bad_style)]
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use tinyvec::*;
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use std::iter::FromIterator;
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#[test]
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fn TinyVec_drain() {
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let mut tv: TinyVec<[i32; 10]> = Default::default();
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tv.push(1);
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tv.push(2);
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tv.push(3);
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assert_eq!(Vec::from_iter(tv.clone().drain(..)), vec![1, 2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(..2)), vec![1, 2]);
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assert_eq!(Vec::from_iter(tv.clone().drain(..3)), vec![1, 2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(..=1)), vec![1, 2]);
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assert_eq!(Vec::from_iter(tv.clone().drain(..=2)), vec![1, 2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(0..)), vec![1, 2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(1..)), vec![2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(0..2)), vec![1, 2]);
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assert_eq!(Vec::from_iter(tv.clone().drain(0..3)), vec![1, 2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(1..2)), vec![2]);
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assert_eq!(Vec::from_iter(tv.clone().drain(1..3)), vec![2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(0..=1)), vec![1, 2]);
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assert_eq!(Vec::from_iter(tv.clone().drain(0..=2)), vec![1, 2, 3]);
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assert_eq!(Vec::from_iter(tv.clone().drain(1..=1)), vec![2]);
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assert_eq!(Vec::from_iter(tv.clone().drain(1..=2)), vec![2, 3]);
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}
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#[test]
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fn TinyVec_resize() {
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let mut tv: TinyVec<[i32; 10]> = Default::default();
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tv.resize(20, 5);
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assert_eq!(&tv[..], &[5; 20]);
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}
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