1 #![allow(bad_style)]
2 #![allow(clippy::redundant_clone)]
3
4 use std::iter::FromIterator;
5 use tinyvec::*;
6
7 #[test]
TinyVec_swap_remove()8 fn TinyVec_swap_remove() {
9 let mut tv: TinyVec<[i32; 10]> = Default::default();
10 tv.push(1);
11 tv.push(2);
12 tv.push(3);
13 tv.push(4);
14 assert_eq!(tv.swap_remove(3), 4);
15 assert_eq!(&tv[..], &[1, 2, 3][..]);
16 assert_eq!(tv.swap_remove(0), 1);
17 assert_eq!(&tv[..], &[3, 2][..]);
18 assert_eq!(tv.swap_remove(0), 3);
19 assert_eq!(&tv[..], &[2][..]);
20 assert_eq!(tv.swap_remove(0), 2);
21 assert_eq!(&tv[..], &[][..]);
22 }
23
24 #[test]
TinyVec_capacity()25 fn TinyVec_capacity() {
26 let mut tv: TinyVec<[i32; 1]> = Default::default();
27 assert_eq!(tv.capacity(), 1);
28 tv.move_to_the_heap();
29 tv.extend_from_slice(&[1, 2, 3, 4]);
30 assert_eq!(tv.capacity(), 4);
31 }
32
33 #[test]
TinyVec_drain()34 fn TinyVec_drain() {
35 let mut tv: TinyVec<[i32; 10]> = Default::default();
36 tv.push(1);
37 tv.push(2);
38 tv.push(3);
39
40 assert_eq!(Vec::from_iter(tv.clone().drain(..)), vec![1, 2, 3]);
41
42 assert_eq!(Vec::from_iter(tv.clone().drain(..2)), vec![1, 2]);
43 assert_eq!(Vec::from_iter(tv.clone().drain(..3)), vec![1, 2, 3]);
44
45 assert_eq!(Vec::from_iter(tv.clone().drain(..=1)), vec![1, 2]);
46 assert_eq!(Vec::from_iter(tv.clone().drain(..=2)), vec![1, 2, 3]);
47
48 assert_eq!(Vec::from_iter(tv.clone().drain(0..)), vec![1, 2, 3]);
49 assert_eq!(Vec::from_iter(tv.clone().drain(1..)), vec![2, 3]);
50
51 assert_eq!(Vec::from_iter(tv.clone().drain(0..2)), vec![1, 2]);
52 assert_eq!(Vec::from_iter(tv.clone().drain(0..3)), vec![1, 2, 3]);
53 assert_eq!(Vec::from_iter(tv.clone().drain(1..2)), vec![2]);
54 assert_eq!(Vec::from_iter(tv.clone().drain(1..3)), vec![2, 3]);
55
56 assert_eq!(Vec::from_iter(tv.clone().drain(0..=1)), vec![1, 2]);
57 assert_eq!(Vec::from_iter(tv.clone().drain(0..=2)), vec![1, 2, 3]);
58 assert_eq!(Vec::from_iter(tv.clone().drain(1..=1)), vec![2]);
59 assert_eq!(Vec::from_iter(tv.clone().drain(1..=2)), vec![2, 3]);
60 }
61
62 #[test]
TinyVec_resize()63 fn TinyVec_resize() {
64 let mut tv: TinyVec<[i32; 10]> = Default::default();
65 tv.resize(20, 5);
66 assert_eq!(&tv[..], &[5; 20]);
67 }
68
69 #[test]
TinyVec_from_slice_impl()70 fn TinyVec_from_slice_impl() {
71 let bigger_slice: [u8; 11] = [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10];
72 let tinyvec: TinyVec<[u8; 10]> = TinyVec::Heap((&bigger_slice[..]).into());
73 assert_eq!(TinyVec::from(&bigger_slice[..]), tinyvec);
74
75 let smaller_slice: [u8; 5] = [0, 1, 2, 3, 4];
76 let tinyvec: TinyVec<[u8; 10]> = TinyVec::Inline(ArrayVec::from_array_len(
77 [0, 1, 2, 3, 4, 0, 0, 0, 0, 0],
78 5,
79 ));
80 assert_eq!(TinyVec::from(&smaller_slice[..]), tinyvec);
81
82 let same_size: [u8; 4] = [0, 1, 2, 3];
83 let tinyvec: TinyVec<[u8; 4]> =
84 TinyVec::Inline(ArrayVec::from_array_len(same_size, 4));
85 assert_eq!(TinyVec::from(&same_size[..]), tinyvec);
86 }
87
88 #[test]
TinyVec_from_array()89 fn TinyVec_from_array() {
90 let array = [9, 8, 7, 6, 5, 4, 3, 2, 1];
91 let tv = TinyVec::from(array);
92 assert_eq!(&array, &tv[..]);
93 }
94